diff --git a/COPYING b/COPYING
index 94a9ed024d..76525e7c7d 100644
--- a/COPYING
+++ b/COPYING
@@ -645,7 +645,7 @@ the "copyright" line and a pointer to where the full notice is found.
     GNU General Public License for more details.
 
     You should have received a copy of the GNU General Public License
-    along with this program.  If not, see <http://www.gnu.org/licenses/>.
+    along with this program.  If not, see <https://www.gnu.org/licenses/>.
 
 Also add information on how to contact you by electronic and paper mail.
 
@@ -664,7 +664,7 @@ might be different; for a GUI interface, you would use an "about box".
   You should also get your employer (if you work as a programmer) or school,
 if any, to sign a "copyright disclaimer" for the program, if necessary.
 For more information on this, and how to apply and follow the GNU GPL, see
-<http://www.gnu.org/licenses/>.
+<https://www.gnu.org/licenses/>.
 
   The GNU General Public License does not permit incorporating your program
 into proprietary programs.  If your program is a subroutine library, you
diff --git a/app-tools/gimp-debug-tool.c b/app-tools/gimp-debug-tool.c
index 0d03ee93da..afa9ffbff1 100644
--- a/app-tools/gimp-debug-tool.c
+++ b/app-tools/gimp-debug-tool.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 /*
diff --git a/app/about.h b/app/about.h
index 77dd1b1c1d..c0dac07f83 100644
--- a/app/about.h
+++ b/app/about.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __ABOUT_H__
@@ -47,7 +47,7 @@
     "GNU General Public License for more details."                       \
     "\n\n"                                                               \
     "You should have received a copy of the GNU General Public License " \
-    "along with GIMP. If not, see: http://www.gnu.org/licenses/")
+    "along with GIMP. If not, see: https://www.gnu.org/licenses/")
 
 
 #endif /* __ABOUT_H__ */
diff --git a/app/actions/actions-types.h b/app/actions/actions-types.h
index 3f6f96d91e..383aada523 100644
--- a/app/actions/actions-types.h
+++ b/app/actions/actions-types.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __ACTIONS_TYPES_H__
diff --git a/app/actions/actions.c b/app/actions/actions.c
index 22bee0a6a3..157b21224d 100644
--- a/app/actions/actions.c
+++ b/app/actions/actions.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/actions/actions.h b/app/actions/actions.h
index c6ac2dfab2..10e1e22cfb 100644
--- a/app/actions/actions.h
+++ b/app/actions/actions.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __ACTIONS_H__
diff --git a/app/actions/brush-editor-actions.c b/app/actions/brush-editor-actions.c
index 35a3cab324..1ff42cd4ec 100644
--- a/app/actions/brush-editor-actions.c
+++ b/app/actions/brush-editor-actions.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/actions/brush-editor-actions.h b/app/actions/brush-editor-actions.h
index b9292e2f13..9b4eb6f153 100644
--- a/app/actions/brush-editor-actions.h
+++ b/app/actions/brush-editor-actions.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __BRUSH_EDITOR_ACTIONS_H__
diff --git a/app/actions/brushes-actions.c b/app/actions/brushes-actions.c
index 9cf6cf1858..58093484ce 100644
--- a/app/actions/brushes-actions.c
+++ b/app/actions/brushes-actions.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/actions/brushes-actions.h b/app/actions/brushes-actions.h
index a8fdb2055d..1d292a2fb2 100644
--- a/app/actions/brushes-actions.h
+++ b/app/actions/brushes-actions.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __BRUSHES_ACTIONS_H__
diff --git a/app/actions/buffers-actions.c b/app/actions/buffers-actions.c
index ad0196b03b..550ec66911 100644
--- a/app/actions/buffers-actions.c
+++ b/app/actions/buffers-actions.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/actions/buffers-actions.h b/app/actions/buffers-actions.h
index 7f56d9eea4..6a02344301 100644
--- a/app/actions/buffers-actions.h
+++ b/app/actions/buffers-actions.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __BUFFERS_ACTIONS_H__
diff --git a/app/actions/buffers-commands.c b/app/actions/buffers-commands.c
index e3f57632e6..ba28c3e93b 100644
--- a/app/actions/buffers-commands.c
+++ b/app/actions/buffers-commands.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/actions/buffers-commands.h b/app/actions/buffers-commands.h
index 3af74136c2..6bdd229f3e 100644
--- a/app/actions/buffers-commands.h
+++ b/app/actions/buffers-commands.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __BUFFERS_COMMANDS_H__
diff --git a/app/actions/channels-actions.c b/app/actions/channels-actions.c
index c01a924fd3..771949c94a 100644
--- a/app/actions/channels-actions.c
+++ b/app/actions/channels-actions.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/actions/channels-actions.h b/app/actions/channels-actions.h
index 46c1da0bae..382eae1a21 100644
--- a/app/actions/channels-actions.h
+++ b/app/actions/channels-actions.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __CHANNELS_ACTIONS_H__
diff --git a/app/actions/channels-commands.c b/app/actions/channels-commands.c
index db47f73cc8..d7ffc1636c 100644
--- a/app/actions/channels-commands.c
+++ b/app/actions/channels-commands.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/actions/channels-commands.h b/app/actions/channels-commands.h
index 3b57f72e93..aa79387d7b 100644
--- a/app/actions/channels-commands.h
+++ b/app/actions/channels-commands.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __CHANNELS_COMMANDS_H__
diff --git a/app/actions/colormap-actions.c b/app/actions/colormap-actions.c
index 6756d9aa38..a368d73cf4 100644
--- a/app/actions/colormap-actions.c
+++ b/app/actions/colormap-actions.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/actions/colormap-actions.h b/app/actions/colormap-actions.h
index 983fd6dbea..0451632429 100644
--- a/app/actions/colormap-actions.h
+++ b/app/actions/colormap-actions.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __COLORMAP_ACTIONS_H__
diff --git a/app/actions/colormap-commands.c b/app/actions/colormap-commands.c
index 5bea64befe..7c5ad28002 100644
--- a/app/actions/colormap-commands.c
+++ b/app/actions/colormap-commands.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/actions/colormap-commands.h b/app/actions/colormap-commands.h
index 4cba353d93..44acee8b95 100644
--- a/app/actions/colormap-commands.h
+++ b/app/actions/colormap-commands.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __COLORMAP_COMMANDS_H__
diff --git a/app/actions/context-actions.c b/app/actions/context-actions.c
index f8679dd441..1180ec5d35 100644
--- a/app/actions/context-actions.c
+++ b/app/actions/context-actions.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/actions/context-actions.h b/app/actions/context-actions.h
index 9b2067d1ad..f2ad085f0e 100644
--- a/app/actions/context-actions.h
+++ b/app/actions/context-actions.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __CONTEXT_ACTIONS_H__
diff --git a/app/actions/context-commands.c b/app/actions/context-commands.c
index 9f0f020e96..19361958b8 100644
--- a/app/actions/context-commands.c
+++ b/app/actions/context-commands.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/actions/context-commands.h b/app/actions/context-commands.h
index 75f65b8ecf..f935b13c9c 100644
--- a/app/actions/context-commands.h
+++ b/app/actions/context-commands.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __CONTEXT_COMMANDS_H__
diff --git a/app/actions/cursor-info-actions.c b/app/actions/cursor-info-actions.c
index 3ecd3c54fe..f7398e82fd 100644
--- a/app/actions/cursor-info-actions.c
+++ b/app/actions/cursor-info-actions.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/actions/cursor-info-actions.h b/app/actions/cursor-info-actions.h
index 6ea25989a9..58b3f71523 100644
--- a/app/actions/cursor-info-actions.h
+++ b/app/actions/cursor-info-actions.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __CURSOR_INFO_ACIONS_H__
diff --git a/app/actions/cursor-info-commands.c b/app/actions/cursor-info-commands.c
index c86d12ff74..57861546ce 100644
--- a/app/actions/cursor-info-commands.c
+++ b/app/actions/cursor-info-commands.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/actions/cursor-info-commands.h b/app/actions/cursor-info-commands.h
index ba794fa810..a2187b4c54 100644
--- a/app/actions/cursor-info-commands.h
+++ b/app/actions/cursor-info-commands.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __CURSOR_INFO_COMMANDS_H__
diff --git a/app/actions/dashboard-actions.c b/app/actions/dashboard-actions.c
index f62cee35bb..f577ba37cb 100644
--- a/app/actions/dashboard-actions.c
+++ b/app/actions/dashboard-actions.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/actions/dashboard-actions.h b/app/actions/dashboard-actions.h
index 08b7a4166e..b2f8342071 100644
--- a/app/actions/dashboard-actions.h
+++ b/app/actions/dashboard-actions.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __DASHBOARD_ACTIONS_H__
diff --git a/app/actions/dashboard-commands.c b/app/actions/dashboard-commands.c
index d9611f79de..10ecbe6e64 100644
--- a/app/actions/dashboard-commands.c
+++ b/app/actions/dashboard-commands.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/actions/dashboard-commands.h b/app/actions/dashboard-commands.h
index 2151238157..803049936a 100644
--- a/app/actions/dashboard-commands.h
+++ b/app/actions/dashboard-commands.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __DASHBOARD_COMMANDS_H__
diff --git a/app/actions/data-commands.c b/app/actions/data-commands.c
index ea63a90e33..c1c24a912c 100644
--- a/app/actions/data-commands.c
+++ b/app/actions/data-commands.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/actions/data-commands.h b/app/actions/data-commands.h
index 5ba6e1403c..79d32709b9 100644
--- a/app/actions/data-commands.h
+++ b/app/actions/data-commands.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __DATA_COMMANDS_H__
diff --git a/app/actions/data-editor-commands.c b/app/actions/data-editor-commands.c
index 369626ba5a..f885d808bf 100644
--- a/app/actions/data-editor-commands.c
+++ b/app/actions/data-editor-commands.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/actions/data-editor-commands.h b/app/actions/data-editor-commands.h
index 0161590ad4..809a60ef65 100644
--- a/app/actions/data-editor-commands.h
+++ b/app/actions/data-editor-commands.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __DATA_EDITOR_COMMANDS_H__
diff --git a/app/actions/debug-actions.c b/app/actions/debug-actions.c
index 6401e82249..d17c36bde2 100644
--- a/app/actions/debug-actions.c
+++ b/app/actions/debug-actions.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/actions/debug-actions.h b/app/actions/debug-actions.h
index c47ea4d4ae..c00780ca18 100644
--- a/app/actions/debug-actions.h
+++ b/app/actions/debug-actions.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __DEBUG_ACTIONS_H__
diff --git a/app/actions/debug-commands.c b/app/actions/debug-commands.c
index dd8df164b8..562f95b61d 100644
--- a/app/actions/debug-commands.c
+++ b/app/actions/debug-commands.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/actions/debug-commands.h b/app/actions/debug-commands.h
index 94551b5432..3430567a8b 100644
--- a/app/actions/debug-commands.h
+++ b/app/actions/debug-commands.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __DEBUG_COMMANDS_H__
diff --git a/app/actions/dialogs-actions.c b/app/actions/dialogs-actions.c
index 3c1499df35..7208c086cd 100644
--- a/app/actions/dialogs-actions.c
+++ b/app/actions/dialogs-actions.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/actions/dialogs-actions.h b/app/actions/dialogs-actions.h
index dd955bbd4b..b424bdd0b9 100644
--- a/app/actions/dialogs-actions.h
+++ b/app/actions/dialogs-actions.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __DIALOGS_ACTIONS_H__
diff --git a/app/actions/dialogs-commands.c b/app/actions/dialogs-commands.c
index b45222dcaf..ba484fdf41 100644
--- a/app/actions/dialogs-commands.c
+++ b/app/actions/dialogs-commands.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/actions/dialogs-commands.h b/app/actions/dialogs-commands.h
index d0e16520ec..e26e6c3025 100644
--- a/app/actions/dialogs-commands.h
+++ b/app/actions/dialogs-commands.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __DIALOGS_COMMANDS_H__
diff --git a/app/actions/dock-actions.c b/app/actions/dock-actions.c
index 9f251c2cc8..358db8b960 100644
--- a/app/actions/dock-actions.c
+++ b/app/actions/dock-actions.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/actions/dock-actions.h b/app/actions/dock-actions.h
index 0f4170e199..9e26c36334 100644
--- a/app/actions/dock-actions.h
+++ b/app/actions/dock-actions.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __DOCK_ACTIONS_H__
diff --git a/app/actions/dock-commands.c b/app/actions/dock-commands.c
index d2fcc68a78..5d465597a4 100644
--- a/app/actions/dock-commands.c
+++ b/app/actions/dock-commands.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/actions/dock-commands.h b/app/actions/dock-commands.h
index d5aefe1034..89ca478c1e 100644
--- a/app/actions/dock-commands.h
+++ b/app/actions/dock-commands.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __DOCK_COMMANDS_H__
diff --git a/app/actions/dockable-actions.c b/app/actions/dockable-actions.c
index 347d7e33d9..3356004762 100644
--- a/app/actions/dockable-actions.c
+++ b/app/actions/dockable-actions.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/actions/dockable-actions.h b/app/actions/dockable-actions.h
index ec5d9ac06e..d70872d97d 100644
--- a/app/actions/dockable-actions.h
+++ b/app/actions/dockable-actions.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __DOCKABLE_ACTIONS_H__
diff --git a/app/actions/dockable-commands.c b/app/actions/dockable-commands.c
index 92ea4cc1d6..ec80e40223 100644
--- a/app/actions/dockable-commands.c
+++ b/app/actions/dockable-commands.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/actions/dockable-commands.h b/app/actions/dockable-commands.h
index 74e800009c..ed4116a4fd 100644
--- a/app/actions/dockable-commands.h
+++ b/app/actions/dockable-commands.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __DOCKABLE_COMMANDS_H__
diff --git a/app/actions/documents-actions.c b/app/actions/documents-actions.c
index f381d194ca..55a2f20641 100644
--- a/app/actions/documents-actions.c
+++ b/app/actions/documents-actions.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/actions/documents-actions.h b/app/actions/documents-actions.h
index 5a251c2de8..3d31f27643 100644
--- a/app/actions/documents-actions.h
+++ b/app/actions/documents-actions.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __DOCUMENTS_ACTIONS_H__
diff --git a/app/actions/documents-commands.c b/app/actions/documents-commands.c
index f2e33efc8c..a1b8e514b3 100644
--- a/app/actions/documents-commands.c
+++ b/app/actions/documents-commands.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/actions/documents-commands.h b/app/actions/documents-commands.h
index a6dec0742c..d545f2d985 100644
--- a/app/actions/documents-commands.h
+++ b/app/actions/documents-commands.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __DOCUMENTS_COMMANDS_H__
diff --git a/app/actions/drawable-actions.c b/app/actions/drawable-actions.c
index 3cbaca26c5..541350a008 100644
--- a/app/actions/drawable-actions.c
+++ b/app/actions/drawable-actions.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/actions/drawable-actions.h b/app/actions/drawable-actions.h
index 34e2f3f58a..1b6e38cd31 100644
--- a/app/actions/drawable-actions.h
+++ b/app/actions/drawable-actions.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __DRAWABLE_ACTIONS_H__
diff --git a/app/actions/drawable-commands.c b/app/actions/drawable-commands.c
index 7553f1cee8..96d1d85952 100644
--- a/app/actions/drawable-commands.c
+++ b/app/actions/drawable-commands.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/actions/drawable-commands.h b/app/actions/drawable-commands.h
index 4a2ec5b808..ef072c97f9 100644
--- a/app/actions/drawable-commands.h
+++ b/app/actions/drawable-commands.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __DRAWABLE_COMMANDS_H__
diff --git a/app/actions/dynamics-actions.c b/app/actions/dynamics-actions.c
index 48fcab4b3f..c8d137ad4d 100644
--- a/app/actions/dynamics-actions.c
+++ b/app/actions/dynamics-actions.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/actions/dynamics-actions.h b/app/actions/dynamics-actions.h
index adc8e0af69..515f6b3e8b 100644
--- a/app/actions/dynamics-actions.h
+++ b/app/actions/dynamics-actions.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __DYNAMICS_ACTIONS_H__
diff --git a/app/actions/dynamics-editor-actions.c b/app/actions/dynamics-editor-actions.c
index 12d2bc321e..2495912934 100644
--- a/app/actions/dynamics-editor-actions.c
+++ b/app/actions/dynamics-editor-actions.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/actions/dynamics-editor-actions.h b/app/actions/dynamics-editor-actions.h
index 1f88f1aa7d..2f79c6dec6 100644
--- a/app/actions/dynamics-editor-actions.h
+++ b/app/actions/dynamics-editor-actions.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __DYNAMICS_EDITOR_ACTIONS_H__
diff --git a/app/actions/edit-actions.c b/app/actions/edit-actions.c
index e6c9ef52ac..757495047f 100644
--- a/app/actions/edit-actions.c
+++ b/app/actions/edit-actions.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/actions/edit-actions.h b/app/actions/edit-actions.h
index a5b093a82b..89978b3347 100644
--- a/app/actions/edit-actions.h
+++ b/app/actions/edit-actions.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __EDIT_ACTIONS_H__
diff --git a/app/actions/edit-commands.c b/app/actions/edit-commands.c
index 42065cc780..2ee80f146c 100644
--- a/app/actions/edit-commands.c
+++ b/app/actions/edit-commands.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/actions/edit-commands.h b/app/actions/edit-commands.h
index bb916750f7..e3abac1ffa 100644
--- a/app/actions/edit-commands.h
+++ b/app/actions/edit-commands.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __EDIT_COMMANDS_H__
diff --git a/app/actions/error-console-actions.c b/app/actions/error-console-actions.c
index d420db5d23..35005693d7 100644
--- a/app/actions/error-console-actions.c
+++ b/app/actions/error-console-actions.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/actions/error-console-actions.h b/app/actions/error-console-actions.h
index d501558ef6..c7a2dde574 100644
--- a/app/actions/error-console-actions.h
+++ b/app/actions/error-console-actions.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __ERROR_CONSOLE_ACIONS_H__
diff --git a/app/actions/error-console-commands.c b/app/actions/error-console-commands.c
index b3b739e545..19a9ca661a 100644
--- a/app/actions/error-console-commands.c
+++ b/app/actions/error-console-commands.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/actions/error-console-commands.h b/app/actions/error-console-commands.h
index 1a5c58bc13..d69dc79620 100644
--- a/app/actions/error-console-commands.h
+++ b/app/actions/error-console-commands.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __ERROR_CONSOLE_COMMANDS_H__
diff --git a/app/actions/file-actions.c b/app/actions/file-actions.c
index 9b9acc79db..6a093d32df 100644
--- a/app/actions/file-actions.c
+++ b/app/actions/file-actions.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/actions/file-actions.h b/app/actions/file-actions.h
index b3e38b2ce2..7029a9aa49 100644
--- a/app/actions/file-actions.h
+++ b/app/actions/file-actions.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __FILE_ACTIONS_H__
diff --git a/app/actions/file-commands.c b/app/actions/file-commands.c
index 6d9ed0bd6e..c6ee3298f7 100644
--- a/app/actions/file-commands.c
+++ b/app/actions/file-commands.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/actions/file-commands.h b/app/actions/file-commands.h
index 81408afa90..366110be05 100644
--- a/app/actions/file-commands.h
+++ b/app/actions/file-commands.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __FILE_COMMANDS_H__
diff --git a/app/actions/filters-actions.c b/app/actions/filters-actions.c
index fc22ec963f..f52043af39 100644
--- a/app/actions/filters-actions.c
+++ b/app/actions/filters-actions.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/actions/filters-actions.h b/app/actions/filters-actions.h
index a7a1c08a91..f197b861c7 100644
--- a/app/actions/filters-actions.h
+++ b/app/actions/filters-actions.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __FILTERS_ACTIONS_H__
diff --git a/app/actions/filters-commands.c b/app/actions/filters-commands.c
index 76766dc25a..720d0a675e 100644
--- a/app/actions/filters-commands.c
+++ b/app/actions/filters-commands.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/actions/filters-commands.h b/app/actions/filters-commands.h
index f98cbc6010..321d487def 100644
--- a/app/actions/filters-commands.h
+++ b/app/actions/filters-commands.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __FILTERS_COMMANDS_H__
diff --git a/app/actions/fonts-actions.c b/app/actions/fonts-actions.c
index 1a62df6c04..cfd5403dc6 100644
--- a/app/actions/fonts-actions.c
+++ b/app/actions/fonts-actions.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/actions/fonts-actions.h b/app/actions/fonts-actions.h
index 44db9ba5a6..f4651d5227 100644
--- a/app/actions/fonts-actions.h
+++ b/app/actions/fonts-actions.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __FONTS_ACTIONS_H__
diff --git a/app/actions/gimpgeglprocedure.c b/app/actions/gimpgeglprocedure.c
index 64018ec18f..f0830cc732 100644
--- a/app/actions/gimpgeglprocedure.c
+++ b/app/actions/gimpgeglprocedure.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/actions/gimpgeglprocedure.h b/app/actions/gimpgeglprocedure.h
index 4f94a1e6c5..07fc24c2ad 100644
--- a/app/actions/gimpgeglprocedure.h
+++ b/app/actions/gimpgeglprocedure.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_GEGL_PROCEDURE_H__
diff --git a/app/actions/gradient-editor-actions.c b/app/actions/gradient-editor-actions.c
index 371e544e4c..62eeb4dd84 100644
--- a/app/actions/gradient-editor-actions.c
+++ b/app/actions/gradient-editor-actions.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/actions/gradient-editor-actions.h b/app/actions/gradient-editor-actions.h
index 674704a5d5..5c2f999084 100644
--- a/app/actions/gradient-editor-actions.h
+++ b/app/actions/gradient-editor-actions.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GRADIENT_EDITOR_ACTIONS_H__
diff --git a/app/actions/gradient-editor-commands.c b/app/actions/gradient-editor-commands.c
index 80ed39b548..eb608b4a42 100644
--- a/app/actions/gradient-editor-commands.c
+++ b/app/actions/gradient-editor-commands.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/actions/gradient-editor-commands.h b/app/actions/gradient-editor-commands.h
index 6fe5b30205..906bbe5478 100644
--- a/app/actions/gradient-editor-commands.h
+++ b/app/actions/gradient-editor-commands.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GRADIENT_EDITOR_COMMANDS_H__
diff --git a/app/actions/gradients-actions.c b/app/actions/gradients-actions.c
index a538d6308a..98bdd59901 100644
--- a/app/actions/gradients-actions.c
+++ b/app/actions/gradients-actions.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/actions/gradients-actions.h b/app/actions/gradients-actions.h
index 538de384c7..c8ee1ce275 100644
--- a/app/actions/gradients-actions.h
+++ b/app/actions/gradients-actions.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GRADIENTS_ACTIONS_H__
diff --git a/app/actions/gradients-commands.c b/app/actions/gradients-commands.c
index 581752a776..92dc1e60d9 100644
--- a/app/actions/gradients-commands.c
+++ b/app/actions/gradients-commands.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/actions/gradients-commands.h b/app/actions/gradients-commands.h
index 4d3a1d7322..063adead86 100644
--- a/app/actions/gradients-commands.h
+++ b/app/actions/gradients-commands.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GRADIENTS_COMMANDS_H__
diff --git a/app/actions/help-actions.c b/app/actions/help-actions.c
index 15ff4d86c8..7817bfa158 100644
--- a/app/actions/help-actions.c
+++ b/app/actions/help-actions.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/actions/help-actions.h b/app/actions/help-actions.h
index 1bdee551fd..970dc97ac8 100644
--- a/app/actions/help-actions.h
+++ b/app/actions/help-actions.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __HELP_ACTIONS_H__
diff --git a/app/actions/help-commands.c b/app/actions/help-commands.c
index 82d8a2fce6..1965df2efc 100644
--- a/app/actions/help-commands.c
+++ b/app/actions/help-commands.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/actions/help-commands.h b/app/actions/help-commands.h
index 7d94206beb..c77a839d0f 100644
--- a/app/actions/help-commands.h
+++ b/app/actions/help-commands.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __HELP_COMMANDS_H__
diff --git a/app/actions/image-actions.c b/app/actions/image-actions.c
index c328037889..2689f2cc04 100644
--- a/app/actions/image-actions.c
+++ b/app/actions/image-actions.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/actions/image-actions.h b/app/actions/image-actions.h
index aee4a8273e..802f7af651 100644
--- a/app/actions/image-actions.h
+++ b/app/actions/image-actions.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __IMAGE_ACTIONS_H__
diff --git a/app/actions/image-commands.c b/app/actions/image-commands.c
index 93c21a37ea..59a73ec404 100644
--- a/app/actions/image-commands.c
+++ b/app/actions/image-commands.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/actions/image-commands.h b/app/actions/image-commands.h
index 076f7d4ad7..bed674d0d0 100644
--- a/app/actions/image-commands.h
+++ b/app/actions/image-commands.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __IMAGE_COMMANDS_H__
diff --git a/app/actions/images-actions.c b/app/actions/images-actions.c
index 5674671220..e6d1953b70 100644
--- a/app/actions/images-actions.c
+++ b/app/actions/images-actions.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/actions/images-actions.h b/app/actions/images-actions.h
index 0c33ec73f1..4a304f7eb4 100644
--- a/app/actions/images-actions.h
+++ b/app/actions/images-actions.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __IMAGES_ACTIONS_H__
diff --git a/app/actions/images-commands.c b/app/actions/images-commands.c
index c4ea4d6b6f..db01a6af24 100644
--- a/app/actions/images-commands.c
+++ b/app/actions/images-commands.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/actions/images-commands.h b/app/actions/images-commands.h
index a20b200920..dbd3fe5333 100644
--- a/app/actions/images-commands.h
+++ b/app/actions/images-commands.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __IMAGES_COMMANDS_H__
diff --git a/app/actions/items-actions.c b/app/actions/items-actions.c
index 0cdbf4a140..5f18e1f8f4 100644
--- a/app/actions/items-actions.c
+++ b/app/actions/items-actions.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/actions/items-actions.h b/app/actions/items-actions.h
index 0075d1add7..90efc086bc 100644
--- a/app/actions/items-actions.h
+++ b/app/actions/items-actions.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __ITEMS_ACTIONS_H__
diff --git a/app/actions/items-commands.c b/app/actions/items-commands.c
index 0825c7ce06..5d81524bc4 100644
--- a/app/actions/items-commands.c
+++ b/app/actions/items-commands.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/actions/items-commands.h b/app/actions/items-commands.h
index de28cff47d..cedbb28ce1 100644
--- a/app/actions/items-commands.h
+++ b/app/actions/items-commands.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __ITEMS_COMMANDS_H__
diff --git a/app/actions/layers-actions.c b/app/actions/layers-actions.c
index 86716914d3..d287ff7962 100644
--- a/app/actions/layers-actions.c
+++ b/app/actions/layers-actions.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/actions/layers-actions.h b/app/actions/layers-actions.h
index 8c022bf01e..0f257bf73b 100644
--- a/app/actions/layers-actions.h
+++ b/app/actions/layers-actions.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __LAYERS_ACTIONS_H__
diff --git a/app/actions/layers-commands.c b/app/actions/layers-commands.c
index 52814a3e03..482fde9cd9 100644
--- a/app/actions/layers-commands.c
+++ b/app/actions/layers-commands.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/actions/layers-commands.h b/app/actions/layers-commands.h
index 5f690da8d8..d9c5688982 100644
--- a/app/actions/layers-commands.h
+++ b/app/actions/layers-commands.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __LAYERS_COMMANDS_H__
diff --git a/app/actions/mypaint-brushes-actions.c b/app/actions/mypaint-brushes-actions.c
index 8572b90055..76920cc6da 100644
--- a/app/actions/mypaint-brushes-actions.c
+++ b/app/actions/mypaint-brushes-actions.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/actions/mypaint-brushes-actions.h b/app/actions/mypaint-brushes-actions.h
index 9babba5ae7..63c93c60f1 100644
--- a/app/actions/mypaint-brushes-actions.h
+++ b/app/actions/mypaint-brushes-actions.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __MYPAINT_BRUSHES_ACTIONS_H__
diff --git a/app/actions/palette-editor-actions.c b/app/actions/palette-editor-actions.c
index d2862616dc..2af5acd9ca 100644
--- a/app/actions/palette-editor-actions.c
+++ b/app/actions/palette-editor-actions.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/actions/palette-editor-actions.h b/app/actions/palette-editor-actions.h
index 7fc8a6ce70..287df8aca3 100644
--- a/app/actions/palette-editor-actions.h
+++ b/app/actions/palette-editor-actions.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __PALETTE_EDITOR_ACTIONS_H__
diff --git a/app/actions/palette-editor-commands.c b/app/actions/palette-editor-commands.c
index 5f4fbd0625..f0d6cde90b 100644
--- a/app/actions/palette-editor-commands.c
+++ b/app/actions/palette-editor-commands.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/actions/palette-editor-commands.h b/app/actions/palette-editor-commands.h
index d5f9821362..b87425e076 100644
--- a/app/actions/palette-editor-commands.h
+++ b/app/actions/palette-editor-commands.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __PALETTE_EDITOR_COMMANDS_H__
diff --git a/app/actions/palettes-actions.c b/app/actions/palettes-actions.c
index 08d68485e7..41c99e403f 100644
--- a/app/actions/palettes-actions.c
+++ b/app/actions/palettes-actions.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/actions/palettes-actions.h b/app/actions/palettes-actions.h
index 983c75fe1b..4029532fbb 100644
--- a/app/actions/palettes-actions.h
+++ b/app/actions/palettes-actions.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __PALETTES_ACTIONS_H__
diff --git a/app/actions/palettes-commands.c b/app/actions/palettes-commands.c
index f50c0d014c..0555cbfd1c 100644
--- a/app/actions/palettes-commands.c
+++ b/app/actions/palettes-commands.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/actions/palettes-commands.h b/app/actions/palettes-commands.h
index a26d9e1757..49c27f8ec5 100644
--- a/app/actions/palettes-commands.h
+++ b/app/actions/palettes-commands.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __PALETTES_COMMANDS_H__
diff --git a/app/actions/patterns-actions.c b/app/actions/patterns-actions.c
index f825976ae8..9cdc2676d0 100644
--- a/app/actions/patterns-actions.c
+++ b/app/actions/patterns-actions.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/actions/patterns-actions.h b/app/actions/patterns-actions.h
index 731946479a..a736b9d9e9 100644
--- a/app/actions/patterns-actions.h
+++ b/app/actions/patterns-actions.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __PATTERNS_ACTIONS_H__
diff --git a/app/actions/plug-in-actions.c b/app/actions/plug-in-actions.c
index f8fc94216f..ad39a614bf 100644
--- a/app/actions/plug-in-actions.c
+++ b/app/actions/plug-in-actions.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/actions/plug-in-actions.h b/app/actions/plug-in-actions.h
index c60a72e684..a586acd22d 100644
--- a/app/actions/plug-in-actions.h
+++ b/app/actions/plug-in-actions.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __PLUG_IN_ACTIONS_H__
diff --git a/app/actions/plug-in-commands.c b/app/actions/plug-in-commands.c
index 57b946dfe9..94ea2291b9 100644
--- a/app/actions/plug-in-commands.c
+++ b/app/actions/plug-in-commands.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/actions/plug-in-commands.h b/app/actions/plug-in-commands.h
index 728f4c442e..f80ed5db1c 100644
--- a/app/actions/plug-in-commands.h
+++ b/app/actions/plug-in-commands.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __PLUG_IN_COMMANDS_H__
diff --git a/app/actions/procedure-commands.c b/app/actions/procedure-commands.c
index 114aac76e8..93ec29db0e 100644
--- a/app/actions/procedure-commands.c
+++ b/app/actions/procedure-commands.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/actions/procedure-commands.h b/app/actions/procedure-commands.h
index 04df990a98..13c1109a32 100644
--- a/app/actions/procedure-commands.h
+++ b/app/actions/procedure-commands.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __PROCEDURE_COMMANDS_H__
diff --git a/app/actions/quick-mask-actions.c b/app/actions/quick-mask-actions.c
index a1edc03630..590c3905ea 100644
--- a/app/actions/quick-mask-actions.c
+++ b/app/actions/quick-mask-actions.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/actions/quick-mask-actions.h b/app/actions/quick-mask-actions.h
index 142527a614..78ea13e0aa 100644
--- a/app/actions/quick-mask-actions.h
+++ b/app/actions/quick-mask-actions.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __QUICK_MASK_ACTIONS_H__
diff --git a/app/actions/quick-mask-commands.c b/app/actions/quick-mask-commands.c
index ea699bc47e..7bf9a9adad 100644
--- a/app/actions/quick-mask-commands.c
+++ b/app/actions/quick-mask-commands.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/actions/quick-mask-commands.h b/app/actions/quick-mask-commands.h
index 3e74f1926f..a43192e160 100644
--- a/app/actions/quick-mask-commands.h
+++ b/app/actions/quick-mask-commands.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __QUICK_MASK_COMMANDS_H__
diff --git a/app/actions/sample-points-actions.c b/app/actions/sample-points-actions.c
index 4befd36164..71b85974c9 100644
--- a/app/actions/sample-points-actions.c
+++ b/app/actions/sample-points-actions.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/actions/sample-points-actions.h b/app/actions/sample-points-actions.h
index af427b5d5c..47b40fb4ed 100644
--- a/app/actions/sample-points-actions.h
+++ b/app/actions/sample-points-actions.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __SAMPLE_POINTS_ACIONS_H__
diff --git a/app/actions/sample-points-commands.c b/app/actions/sample-points-commands.c
index 45aa38c157..919ab99c99 100644
--- a/app/actions/sample-points-commands.c
+++ b/app/actions/sample-points-commands.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/actions/sample-points-commands.h b/app/actions/sample-points-commands.h
index 9c3f8854b9..d7928cf87c 100644
--- a/app/actions/sample-points-commands.h
+++ b/app/actions/sample-points-commands.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __SAMPLE_POINTS_COMMANDS_H__
diff --git a/app/actions/select-actions.c b/app/actions/select-actions.c
index 95ad6025a8..6b7bb577a7 100644
--- a/app/actions/select-actions.c
+++ b/app/actions/select-actions.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/actions/select-actions.h b/app/actions/select-actions.h
index dd178058c9..250d2e1467 100644
--- a/app/actions/select-actions.h
+++ b/app/actions/select-actions.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __SELECT_ACTIONS_H__
diff --git a/app/actions/select-commands.c b/app/actions/select-commands.c
index 4237025eba..1258a71466 100644
--- a/app/actions/select-commands.c
+++ b/app/actions/select-commands.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/actions/select-commands.h b/app/actions/select-commands.h
index eb7475907c..91e5ec499d 100644
--- a/app/actions/select-commands.h
+++ b/app/actions/select-commands.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __SELECT_COMMANDS_H__
diff --git a/app/actions/templates-actions.c b/app/actions/templates-actions.c
index 6a26c01a07..a83aa5a516 100644
--- a/app/actions/templates-actions.c
+++ b/app/actions/templates-actions.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/actions/templates-actions.h b/app/actions/templates-actions.h
index 4bfc4f27d1..904a40dee0 100644
--- a/app/actions/templates-actions.h
+++ b/app/actions/templates-actions.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __TEMPLATES_ACTIONS_H__
diff --git a/app/actions/templates-commands.c b/app/actions/templates-commands.c
index 687a0ff351..a156777749 100644
--- a/app/actions/templates-commands.c
+++ b/app/actions/templates-commands.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/actions/templates-commands.h b/app/actions/templates-commands.h
index 3a2a4a85ff..2c57a12636 100644
--- a/app/actions/templates-commands.h
+++ b/app/actions/templates-commands.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __TEMPLATES_COMMANDS_H__
diff --git a/app/actions/text-editor-actions.c b/app/actions/text-editor-actions.c
index beada37435..270bbc2d80 100644
--- a/app/actions/text-editor-actions.c
+++ b/app/actions/text-editor-actions.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/actions/text-editor-actions.h b/app/actions/text-editor-actions.h
index 528b8d4756..a2940b7465 100644
--- a/app/actions/text-editor-actions.h
+++ b/app/actions/text-editor-actions.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __TEXT_EDITOR_ACIONS_H__
diff --git a/app/actions/text-editor-commands.c b/app/actions/text-editor-commands.c
index d183d6c927..08029b68c2 100644
--- a/app/actions/text-editor-commands.c
+++ b/app/actions/text-editor-commands.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/actions/text-editor-commands.h b/app/actions/text-editor-commands.h
index 42515b3e99..58db281877 100644
--- a/app/actions/text-editor-commands.h
+++ b/app/actions/text-editor-commands.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __TEXT_EDITOR_COMMANDS_H__
diff --git a/app/actions/text-tool-actions.c b/app/actions/text-tool-actions.c
index 66d43fed62..9abf263523 100644
--- a/app/actions/text-tool-actions.c
+++ b/app/actions/text-tool-actions.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/actions/text-tool-actions.h b/app/actions/text-tool-actions.h
index 27394b3309..5efca91804 100644
--- a/app/actions/text-tool-actions.h
+++ b/app/actions/text-tool-actions.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __TEXT_TOOL_ACTIONS_H__
diff --git a/app/actions/text-tool-commands.c b/app/actions/text-tool-commands.c
index 7928ee6546..31dfb2a72d 100644
--- a/app/actions/text-tool-commands.c
+++ b/app/actions/text-tool-commands.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/actions/text-tool-commands.h b/app/actions/text-tool-commands.h
index 1a65d0699f..5de5242fca 100644
--- a/app/actions/text-tool-commands.h
+++ b/app/actions/text-tool-commands.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __TEXT_TOOL_COMMANDS_H__
diff --git a/app/actions/tool-options-actions.c b/app/actions/tool-options-actions.c
index b22468849d..b0c4610406 100644
--- a/app/actions/tool-options-actions.c
+++ b/app/actions/tool-options-actions.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/actions/tool-options-actions.h b/app/actions/tool-options-actions.h
index 2d32219d90..2115fe1036 100644
--- a/app/actions/tool-options-actions.h
+++ b/app/actions/tool-options-actions.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __TOOL_OPTIONS_ACTIONS_H__
diff --git a/app/actions/tool-options-commands.c b/app/actions/tool-options-commands.c
index cc84b06367..4bba8af560 100644
--- a/app/actions/tool-options-commands.c
+++ b/app/actions/tool-options-commands.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/actions/tool-options-commands.h b/app/actions/tool-options-commands.h
index 47efda846c..53e7ae1cf5 100644
--- a/app/actions/tool-options-commands.h
+++ b/app/actions/tool-options-commands.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __TOOL_OPTIONS_COMMANDS_H__
diff --git a/app/actions/tool-preset-editor-actions.c b/app/actions/tool-preset-editor-actions.c
index 7a493c2952..9259607794 100644
--- a/app/actions/tool-preset-editor-actions.c
+++ b/app/actions/tool-preset-editor-actions.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/actions/tool-preset-editor-actions.h b/app/actions/tool-preset-editor-actions.h
index a309f7c7ee..35275c5700 100644
--- a/app/actions/tool-preset-editor-actions.h
+++ b/app/actions/tool-preset-editor-actions.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __TOOL_PRESET_EDITOR_ACTIONS_H__
diff --git a/app/actions/tool-preset-editor-commands.c b/app/actions/tool-preset-editor-commands.c
index 20adb942fe..862712bafa 100644
--- a/app/actions/tool-preset-editor-commands.c
+++ b/app/actions/tool-preset-editor-commands.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/actions/tool-preset-editor-commands.h b/app/actions/tool-preset-editor-commands.h
index 324c31c9d9..885a3201ba 100644
--- a/app/actions/tool-preset-editor-commands.h
+++ b/app/actions/tool-preset-editor-commands.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __TOOL_PRESET_EDITOR_COMMANDS_H__
diff --git a/app/actions/tool-presets-actions.c b/app/actions/tool-presets-actions.c
index 99e31f95df..7d92b349fb 100644
--- a/app/actions/tool-presets-actions.c
+++ b/app/actions/tool-presets-actions.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/actions/tool-presets-actions.h b/app/actions/tool-presets-actions.h
index 9bbf8d7f3a..7cdf96943e 100644
--- a/app/actions/tool-presets-actions.h
+++ b/app/actions/tool-presets-actions.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __TOOL_PRESETS_ACTIONS_H__
diff --git a/app/actions/tool-presets-commands.c b/app/actions/tool-presets-commands.c
index 525cc1e434..1d8b85b308 100644
--- a/app/actions/tool-presets-commands.c
+++ b/app/actions/tool-presets-commands.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/actions/tool-presets-commands.h b/app/actions/tool-presets-commands.h
index 3fd0548d2d..0bae3211d0 100644
--- a/app/actions/tool-presets-commands.h
+++ b/app/actions/tool-presets-commands.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __TOOL_PRESETS_COMMANDS_H__
diff --git a/app/actions/tools-actions.c b/app/actions/tools-actions.c
index 9459c2f0d5..6d33848cd6 100644
--- a/app/actions/tools-actions.c
+++ b/app/actions/tools-actions.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/actions/tools-actions.h b/app/actions/tools-actions.h
index e2a4659164..9bec68bd34 100644
--- a/app/actions/tools-actions.h
+++ b/app/actions/tools-actions.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __TOOLS_ACTIONS_H__
diff --git a/app/actions/tools-commands.c b/app/actions/tools-commands.c
index bb327dcf8c..f8a4360560 100644
--- a/app/actions/tools-commands.c
+++ b/app/actions/tools-commands.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/actions/tools-commands.h b/app/actions/tools-commands.h
index 834aa8b459..4b1892db19 100644
--- a/app/actions/tools-commands.h
+++ b/app/actions/tools-commands.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __TOOLS_COMMANDS_H__
diff --git a/app/actions/vectors-actions.c b/app/actions/vectors-actions.c
index be54f0b3d8..717e3ca252 100644
--- a/app/actions/vectors-actions.c
+++ b/app/actions/vectors-actions.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/actions/vectors-actions.h b/app/actions/vectors-actions.h
index 4fc3ae99f6..b5422b89bb 100644
--- a/app/actions/vectors-actions.h
+++ b/app/actions/vectors-actions.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __VECTORS_ACTIONS_H__
diff --git a/app/actions/vectors-commands.c b/app/actions/vectors-commands.c
index d29f4e4c09..4aaf3b5499 100644
--- a/app/actions/vectors-commands.c
+++ b/app/actions/vectors-commands.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/actions/vectors-commands.h b/app/actions/vectors-commands.h
index 43f65bca39..dc20c2582b 100644
--- a/app/actions/vectors-commands.h
+++ b/app/actions/vectors-commands.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __VECTORS_COMMANDS_H__
diff --git a/app/actions/view-actions.c b/app/actions/view-actions.c
index 5e0a8ffd24..3385faa9a1 100644
--- a/app/actions/view-actions.c
+++ b/app/actions/view-actions.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/actions/view-actions.h b/app/actions/view-actions.h
index 8d0f86ee52..97aad0a39f 100644
--- a/app/actions/view-actions.h
+++ b/app/actions/view-actions.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __VIEW_ACTIONS_H__
diff --git a/app/actions/view-commands.c b/app/actions/view-commands.c
index 3035fdc2a9..ccd185a1bd 100644
--- a/app/actions/view-commands.c
+++ b/app/actions/view-commands.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/actions/view-commands.h b/app/actions/view-commands.h
index 984ca362f1..bed47dd20a 100644
--- a/app/actions/view-commands.h
+++ b/app/actions/view-commands.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __VIEW_COMMANDS_H__
diff --git a/app/actions/window-actions.c b/app/actions/window-actions.c
index 3107f92791..9869b119cd 100644
--- a/app/actions/window-actions.c
+++ b/app/actions/window-actions.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/actions/window-actions.h b/app/actions/window-actions.h
index f17512c3be..2aae4e2452 100644
--- a/app/actions/window-actions.h
+++ b/app/actions/window-actions.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __WINDOW_ACTIONS_H__
diff --git a/app/actions/window-commands.c b/app/actions/window-commands.c
index 18a70624b1..a1963a9ac8 100644
--- a/app/actions/window-commands.c
+++ b/app/actions/window-commands.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/actions/window-commands.h b/app/actions/window-commands.h
index 4e9f7704ac..cc5e4c5cc2 100644
--- a/app/actions/window-commands.h
+++ b/app/actions/window-commands.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __WINDOW_COMMANDS_H__
diff --git a/app/actions/windows-actions.c b/app/actions/windows-actions.c
index 2efb4af1f9..a9a6258174 100644
--- a/app/actions/windows-actions.c
+++ b/app/actions/windows-actions.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/actions/windows-actions.h b/app/actions/windows-actions.h
index 21ec0b6727..6d73fed741 100644
--- a/app/actions/windows-actions.h
+++ b/app/actions/windows-actions.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __WINDOWS_ACTIONS_H__
diff --git a/app/actions/windows-commands.c b/app/actions/windows-commands.c
index ec7e91a86e..02d2e5ce34 100644
--- a/app/actions/windows-commands.c
+++ b/app/actions/windows-commands.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/actions/windows-commands.h b/app/actions/windows-commands.h
index 957d1c4e45..c4d9a2a98e 100644
--- a/app/actions/windows-commands.h
+++ b/app/actions/windows-commands.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __WINDOWS_COMMANDS_H__
diff --git a/app/app.c b/app/app.c
index 82a136e354..8d1a52d8cd 100644
--- a/app/app.c
+++ b/app/app.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/app.h b/app/app.h
index 4c5baecf0c..1ec9447210 100644
--- a/app/app.h
+++ b/app/app.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __APP_H__
diff --git a/app/config/config-enums.h b/app/config/config-enums.h
index aaa5eb148d..d079926d1f 100644
--- a/app/config/config-enums.h
+++ b/app/config/config-enums.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __CONFIG_ENUMS_H__
diff --git a/app/config/config-types.h b/app/config/config-types.h
index 15b9695462..40b0802679 100644
--- a/app/config/config-types.h
+++ b/app/config/config-types.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __CONFIG_TYPES_H__
diff --git a/app/config/gimpconfig-dump.c b/app/config/gimpconfig-dump.c
index 6141f2bf4b..bc9cc03537 100644
--- a/app/config/gimpconfig-dump.c
+++ b/app/config/gimpconfig-dump.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/config/gimpconfig-dump.h b/app/config/gimpconfig-dump.h
index f574ff418c..ead2da3790 100644
--- a/app/config/gimpconfig-dump.h
+++ b/app/config/gimpconfig-dump.h
@@ -14,7 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_CONFIG_DUMP_H__
diff --git a/app/config/gimpconfig-file.c b/app/config/gimpconfig-file.c
index 0d425efa02..bd9133e438 100644
--- a/app/config/gimpconfig-file.c
+++ b/app/config/gimpconfig-file.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/config/gimpconfig-file.h b/app/config/gimpconfig-file.h
index 80c49eaa12..fc61886266 100644
--- a/app/config/gimpconfig-file.h
+++ b/app/config/gimpconfig-file.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_CONFIG_FILE_H__
diff --git a/app/config/gimpconfig-utils.c b/app/config/gimpconfig-utils.c
index ec809084ac..fbe08d382c 100644
--- a/app/config/gimpconfig-utils.c
+++ b/app/config/gimpconfig-utils.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/config/gimpconfig-utils.h b/app/config/gimpconfig-utils.h
index 3eaff384c7..7928ca9dce 100644
--- a/app/config/gimpconfig-utils.h
+++ b/app/config/gimpconfig-utils.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __APP_GIMP_CONFIG_UTILS_H__
diff --git a/app/config/gimpcoreconfig.c b/app/config/gimpcoreconfig.c
index dc840ab07b..bb80fce212 100644
--- a/app/config/gimpcoreconfig.c
+++ b/app/config/gimpcoreconfig.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/config/gimpcoreconfig.h b/app/config/gimpcoreconfig.h
index 247c171201..f3ce41f38d 100644
--- a/app/config/gimpcoreconfig.h
+++ b/app/config/gimpcoreconfig.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_CORE_CONFIG_H__
diff --git a/app/config/gimpdialogconfig.c b/app/config/gimpdialogconfig.c
index a03ea0b47a..b470da07bb 100644
--- a/app/config/gimpdialogconfig.c
+++ b/app/config/gimpdialogconfig.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/config/gimpdialogconfig.h b/app/config/gimpdialogconfig.h
index f9338248db..c59f12b556 100644
--- a/app/config/gimpdialogconfig.h
+++ b/app/config/gimpdialogconfig.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_DIALOG_CONFIG_H__
diff --git a/app/config/gimpdisplayconfig.c b/app/config/gimpdisplayconfig.c
index 090e8f0b4c..1e285ca518 100644
--- a/app/config/gimpdisplayconfig.c
+++ b/app/config/gimpdisplayconfig.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/config/gimpdisplayconfig.h b/app/config/gimpdisplayconfig.h
index 636007cb3d..2c6c05b0dd 100644
--- a/app/config/gimpdisplayconfig.h
+++ b/app/config/gimpdisplayconfig.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_DISPLAY_CONFIG_H__
diff --git a/app/config/gimpdisplayoptions.c b/app/config/gimpdisplayoptions.c
index 03ef2ac0b8..9e5a316c16 100644
--- a/app/config/gimpdisplayoptions.c
+++ b/app/config/gimpdisplayoptions.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/config/gimpdisplayoptions.h b/app/config/gimpdisplayoptions.h
index ea2be97808..d04baa7bd1 100644
--- a/app/config/gimpdisplayoptions.h
+++ b/app/config/gimpdisplayoptions.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_DISPLAY_OPTIONS_H__
diff --git a/app/config/gimpgeglconfig.c b/app/config/gimpgeglconfig.c
index 4b04bf1a01..eb15586323 100644
--- a/app/config/gimpgeglconfig.c
+++ b/app/config/gimpgeglconfig.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/config/gimpgeglconfig.h b/app/config/gimpgeglconfig.h
index c1f7912d6a..1f92d0b0e8 100644
--- a/app/config/gimpgeglconfig.h
+++ b/app/config/gimpgeglconfig.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_GEGL_CONFIG_H__
diff --git a/app/config/gimpguiconfig.c b/app/config/gimpguiconfig.c
index 8653609ea5..c1b7772e31 100644
--- a/app/config/gimpguiconfig.c
+++ b/app/config/gimpguiconfig.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/config/gimpguiconfig.h b/app/config/gimpguiconfig.h
index 3dcb2f01b5..97edead829 100644
--- a/app/config/gimpguiconfig.h
+++ b/app/config/gimpguiconfig.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_GUI_CONFIG_H__
diff --git a/app/config/gimplangrc.c b/app/config/gimplangrc.c
index 0a7f8c7cc8..597ebcf5b4 100644
--- a/app/config/gimplangrc.c
+++ b/app/config/gimplangrc.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/config/gimplangrc.h b/app/config/gimplangrc.h
index 9d2eef723f..62412fd881 100644
--- a/app/config/gimplangrc.h
+++ b/app/config/gimplangrc.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_LANG_RC_H__
diff --git a/app/config/gimppluginconfig.c b/app/config/gimppluginconfig.c
index acb9bfb23f..5fb4fe2fa7 100644
--- a/app/config/gimppluginconfig.c
+++ b/app/config/gimppluginconfig.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/config/gimppluginconfig.h b/app/config/gimppluginconfig.h
index 7a4e34f383..e9b0f5396d 100644
--- a/app/config/gimppluginconfig.h
+++ b/app/config/gimppluginconfig.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_PLUGIN_CONFIG_H__
diff --git a/app/config/gimprc-deserialize.c b/app/config/gimprc-deserialize.c
index 1d58642b60..0278485ec6 100644
--- a/app/config/gimprc-deserialize.c
+++ b/app/config/gimprc-deserialize.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/config/gimprc-deserialize.h b/app/config/gimprc-deserialize.h
index 90992b291d..06b39fccd2 100644
--- a/app/config/gimprc-deserialize.h
+++ b/app/config/gimprc-deserialize.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_RC_DESERIALIZE_H__
diff --git a/app/config/gimprc-serialize.c b/app/config/gimprc-serialize.c
index bb75caa2a5..add6ac0782 100644
--- a/app/config/gimprc-serialize.c
+++ b/app/config/gimprc-serialize.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/config/gimprc-serialize.h b/app/config/gimprc-serialize.h
index af88edd2f5..d314835c09 100644
--- a/app/config/gimprc-serialize.h
+++ b/app/config/gimprc-serialize.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_RC_SERIALIZE_H__
diff --git a/app/config/gimprc-unknown.c b/app/config/gimprc-unknown.c
index 7abb17d762..055b240dc1 100644
--- a/app/config/gimprc-unknown.c
+++ b/app/config/gimprc-unknown.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/config/gimprc-unknown.h b/app/config/gimprc-unknown.h
index 54cf1f1f2c..33a6243fdc 100644
--- a/app/config/gimprc-unknown.h
+++ b/app/config/gimprc-unknown.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_RC_UNKNOWN_H__
diff --git a/app/config/gimprc.c b/app/config/gimprc.c
index 16ee6d747a..53d54e5e5f 100644
--- a/app/config/gimprc.c
+++ b/app/config/gimprc.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/config/gimprc.h b/app/config/gimprc.h
index 53391f5154..fbe47a1a72 100644
--- a/app/config/gimprc.h
+++ b/app/config/gimprc.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_RC_H__
diff --git a/app/config/gimpxmlparser.c b/app/config/gimpxmlparser.c
index 62f121f01e..1bec8f8905 100644
--- a/app/config/gimpxmlparser.c
+++ b/app/config/gimpxmlparser.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/config/gimpxmlparser.h b/app/config/gimpxmlparser.h
index 0b54911168..f744472675 100644
--- a/app/config/gimpxmlparser.h
+++ b/app/config/gimpxmlparser.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_XML_PARSER_H__
diff --git a/app/config/test-config.c b/app/config/test-config.c
index f7104f3ed9..1aff0a439c 100644
--- a/app/config/test-config.c
+++ b/app/config/test-config.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/core-enums.h b/app/core/core-enums.h
index ff05bea43d..108d9fbc40 100644
--- a/app/core/core-enums.h
+++ b/app/core/core-enums.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __CORE_ENUMS_H__
diff --git a/app/core/core-types.h b/app/core/core-types.h
index 2e16f0e3da..48ea61dab7 100644
--- a/app/core/core-types.h
+++ b/app/core/core-types.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __CORE_TYPES_H__
diff --git a/app/core/gimp-atomic.c b/app/core/gimp-atomic.c
index 804be0793a..c5a54b816f 100644
--- a/app/core/gimp-atomic.c
+++ b/app/core/gimp-atomic.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimp-atomic.h b/app/core/gimp-atomic.h
index 88d9eb555f..c1d71cc277 100644
--- a/app/core/gimp-atomic.h
+++ b/app/core/gimp-atomic.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_ATOMIC_H__
diff --git a/app/core/gimp-batch.c b/app/core/gimp-batch.c
index 52b06fd452..0115086f74 100644
--- a/app/core/gimp-batch.c
+++ b/app/core/gimp-batch.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimp-batch.h b/app/core/gimp-batch.h
index 2abaad09c7..3e6945cc3f 100644
--- a/app/core/gimp-batch.h
+++ b/app/core/gimp-batch.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_BATCH_H__
diff --git a/app/core/gimp-cairo.c b/app/core/gimp-cairo.c
index 2cfb3abd59..9d5574f850 100644
--- a/app/core/gimp-cairo.c
+++ b/app/core/gimp-cairo.c
@@ -18,7 +18,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimp-cairo.h b/app/core/gimp-cairo.h
index 0c56500ab1..b76774059b 100644
--- a/app/core/gimp-cairo.h
+++ b/app/core/gimp-cairo.h
@@ -18,7 +18,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __APP_GIMP_CAIRO_H__
diff --git a/app/core/gimp-contexts.c b/app/core/gimp-contexts.c
index 46fb6fb546..59d1e53cf6 100644
--- a/app/core/gimp-contexts.c
+++ b/app/core/gimp-contexts.c
@@ -14,7 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimp-contexts.h b/app/core/gimp-contexts.h
index 949d3a66e9..9aa402b7c9 100644
--- a/app/core/gimp-contexts.h
+++ b/app/core/gimp-contexts.h
@@ -14,7 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_CONTEXTS_H__
diff --git a/app/core/gimp-data-factories.c b/app/core/gimp-data-factories.c
index 3467a4986a..d14f7daab9 100644
--- a/app/core/gimp-data-factories.c
+++ b/app/core/gimp-data-factories.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimp-data-factories.h b/app/core/gimp-data-factories.h
index a691c48747..d5b273d91d 100644
--- a/app/core/gimp-data-factories.h
+++ b/app/core/gimp-data-factories.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_DATA_FACTORIES_H__
diff --git a/app/core/gimp-edit.c b/app/core/gimp-edit.c
index d60aea0a07..78199f0c55 100644
--- a/app/core/gimp-edit.c
+++ b/app/core/gimp-edit.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimp-edit.h b/app/core/gimp-edit.h
index d29f9134d4..c3d8ca5181 100644
--- a/app/core/gimp-edit.h
+++ b/app/core/gimp-edit.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_EDIT_H__
diff --git a/app/core/gimp-filter-history.c b/app/core/gimp-filter-history.c
index f5fe321bef..afdd6ed684 100644
--- a/app/core/gimp-filter-history.c
+++ b/app/core/gimp-filter-history.c
@@ -14,7 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimp-filter-history.h b/app/core/gimp-filter-history.h
index e9eefc3a70..e74b8201b3 100644
--- a/app/core/gimp-filter-history.h
+++ b/app/core/gimp-filter-history.h
@@ -14,7 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_FILTER_HISTORY_H__
diff --git a/app/core/gimp-gradients.c b/app/core/gimp-gradients.c
index 8961b43f35..9602db25d2 100644
--- a/app/core/gimp-gradients.c
+++ b/app/core/gimp-gradients.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimp-gradients.h b/app/core/gimp-gradients.h
index f2a5a68dba..72f21a6d0f 100644
--- a/app/core/gimp-gradients.h
+++ b/app/core/gimp-gradients.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_GRADIENTS__
diff --git a/app/core/gimp-gui.c b/app/core/gimp-gui.c
index 0cdab957a1..baf73016e2 100644
--- a/app/core/gimp-gui.c
+++ b/app/core/gimp-gui.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimp-gui.h b/app/core/gimp-gui.h
index d870a1a8ee..89a5970826 100644
--- a/app/core/gimp-gui.h
+++ b/app/core/gimp-gui.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_GUI_H__
diff --git a/app/core/gimp-internal-data.c b/app/core/gimp-internal-data.c
index ed8ea5a139..d07f309973 100644
--- a/app/core/gimp-internal-data.c
+++ b/app/core/gimp-internal-data.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimp-internal-data.h b/app/core/gimp-internal-data.h
index bdb7b6c7f7..93f42dd968 100644
--- a/app/core/gimp-internal-data.h
+++ b/app/core/gimp-internal-data.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_INTERNAL_DATA__
diff --git a/app/core/gimp-memsize.c b/app/core/gimp-memsize.c
index 32d03bf163..a134dec175 100644
--- a/app/core/gimp-memsize.c
+++ b/app/core/gimp-memsize.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimp-memsize.h b/app/core/gimp-memsize.h
index c0469d1650..139dc0208f 100644
--- a/app/core/gimp-memsize.h
+++ b/app/core/gimp-memsize.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __APP_GIMP_MEMSIZE_H__
diff --git a/app/core/gimp-modules.c b/app/core/gimp-modules.c
index 6a7fb3e487..a642179220 100644
--- a/app/core/gimp-modules.c
+++ b/app/core/gimp-modules.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimp-modules.h b/app/core/gimp-modules.h
index 59b021ad48..fc90d695cd 100644
--- a/app/core/gimp-modules.h
+++ b/app/core/gimp-modules.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_MODULES_H__
diff --git a/app/core/gimp-palettes.c b/app/core/gimp-palettes.c
index 8e80a3cf5f..4f189a4fa9 100644
--- a/app/core/gimp-palettes.c
+++ b/app/core/gimp-palettes.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimp-palettes.h b/app/core/gimp-palettes.h
index 243b9854a3..7858c865f6 100644
--- a/app/core/gimp-palettes.h
+++ b/app/core/gimp-palettes.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_PALETTES__
diff --git a/app/core/gimp-parallel.cc b/app/core/gimp-parallel.cc
index d83fdf64cc..929db1589d 100644
--- a/app/core/gimp-parallel.cc
+++ b/app/core/gimp-parallel.cc
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 
diff --git a/app/core/gimp-parallel.h b/app/core/gimp-parallel.h
index 57e2ec9eec..8a615545cf 100644
--- a/app/core/gimp-parallel.h
+++ b/app/core/gimp-parallel.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_PARALLEL_H__
diff --git a/app/core/gimp-parasites.c b/app/core/gimp-parasites.c
index ec03589345..e781a54b5c 100644
--- a/app/core/gimp-parasites.c
+++ b/app/core/gimp-parasites.c
@@ -11,7 +11,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimp-parasites.h b/app/core/gimp-parasites.h
index 506aba69cb..06d38c8c72 100644
--- a/app/core/gimp-parasites.h
+++ b/app/core/gimp-parasites.h
@@ -11,7 +11,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_PARASITES_H__
diff --git a/app/core/gimp-spawn.c b/app/core/gimp-spawn.c
index 94a824b059..bfa08e832b 100644
--- a/app/core/gimp-spawn.c
+++ b/app/core/gimp-spawn.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimp-spawn.h b/app/core/gimp-spawn.h
index a2494e9000..f81cf7d6f8 100644
--- a/app/core/gimp-spawn.h
+++ b/app/core/gimp-spawn.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_SPAWN_H__
diff --git a/app/core/gimp-tags.c b/app/core/gimp-tags.c
index 3f01a19b37..75d39e8607 100644
--- a/app/core/gimp-tags.c
+++ b/app/core/gimp-tags.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimp-tags.h b/app/core/gimp-tags.h
index 491dd7352a..8f52dcef48 100644
--- a/app/core/gimp-tags.h
+++ b/app/core/gimp-tags.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_TAGS_H__
diff --git a/app/core/gimp-templates.c b/app/core/gimp-templates.c
index da5536490e..ba0800dc44 100644
--- a/app/core/gimp-templates.c
+++ b/app/core/gimp-templates.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimp-templates.h b/app/core/gimp-templates.h
index 3acf99dfc7..3dc0fde4c7 100644
--- a/app/core/gimp-templates.h
+++ b/app/core/gimp-templates.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_TEMPLATES_H__
diff --git a/app/core/gimp-transform-resize.c b/app/core/gimp-transform-resize.c
index 0b1e6cadf7..059a3413e1 100644
--- a/app/core/gimp-transform-resize.c
+++ b/app/core/gimp-transform-resize.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimp-transform-resize.h b/app/core/gimp-transform-resize.h
index ec93b35192..407bdd392a 100644
--- a/app/core/gimp-transform-resize.h
+++ b/app/core/gimp-transform-resize.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_TRANSFORM_RESIZE_H__
diff --git a/app/core/gimp-transform-utils.c b/app/core/gimp-transform-utils.c
index ae4b030438..00bcb86ac7 100644
--- a/app/core/gimp-transform-utils.c
+++ b/app/core/gimp-transform-utils.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimp-transform-utils.h b/app/core/gimp-transform-utils.h
index 1c43d49e17..c2c1252deb 100644
--- a/app/core/gimp-transform-utils.h
+++ b/app/core/gimp-transform-utils.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_TRANSFORM_UTILS_H__
diff --git a/app/core/gimp-units.c b/app/core/gimp-units.c
index 409f0c18b1..668dbfe7ac 100644
--- a/app/core/gimp-units.c
+++ b/app/core/gimp-units.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 /* This file contains functions to load & save the file containing the
diff --git a/app/core/gimp-units.h b/app/core/gimp-units.h
index 987a7042eb..64f819aec3 100644
--- a/app/core/gimp-units.h
+++ b/app/core/gimp-units.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_UNITS_H__
diff --git a/app/core/gimp-user-install.c b/app/core/gimp-user-install.c
index 8f0c86b6db..650ade6391 100644
--- a/app/core/gimp-user-install.c
+++ b/app/core/gimp-user-install.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 /* This file contains functions to help migrate the settings from a
diff --git a/app/core/gimp-user-install.h b/app/core/gimp-user-install.h
index bede4cb57e..1bac6861ac 100644
--- a/app/core/gimp-user-install.h
+++ b/app/core/gimp-user-install.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_USER_INSTALL_H__
diff --git a/app/core/gimp-utils.c b/app/core/gimp-utils.c
index 1af6107a2b..c6726e80c0 100644
--- a/app/core/gimp-utils.c
+++ b/app/core/gimp-utils.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimp-utils.h b/app/core/gimp-utils.h
index 06a23f4d8e..50868c898c 100644
--- a/app/core/gimp-utils.h
+++ b/app/core/gimp-utils.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __APP_GIMP_UTILS_H__
diff --git a/app/core/gimp.c b/app/core/gimp.c
index cf059ac266..c8a0be0854 100644
--- a/app/core/gimp.c
+++ b/app/core/gimp.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimp.h b/app/core/gimp.h
index 1f82dac7f1..fced558442 100644
--- a/app/core/gimp.h
+++ b/app/core/gimp.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_H__
diff --git a/app/core/gimpasync.c b/app/core/gimpasync.c
index 4d572ffc4d..647ffd9f05 100644
--- a/app/core/gimpasync.c
+++ b/app/core/gimpasync.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimpasync.h b/app/core/gimpasync.h
index 722dff710f..493f2c9c82 100644
--- a/app/core/gimpasync.h
+++ b/app/core/gimpasync.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_ASYNC_H__
diff --git a/app/core/gimpasyncset.c b/app/core/gimpasyncset.c
index 1793a2c3cb..91aab579d5 100644
--- a/app/core/gimpasyncset.c
+++ b/app/core/gimpasyncset.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimpasyncset.h b/app/core/gimpasyncset.h
index f1a80fd370..62cc524230 100644
--- a/app/core/gimpasyncset.h
+++ b/app/core/gimpasyncset.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_ASYNC_SET_H__
diff --git a/app/core/gimpbezierdesc.c b/app/core/gimpbezierdesc.c
index 5966262360..6047544a67 100644
--- a/app/core/gimpbezierdesc.c
+++ b/app/core/gimpbezierdesc.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimpbezierdesc.h b/app/core/gimpbezierdesc.h
index ceccef395d..3d09dc2efc 100644
--- a/app/core/gimpbezierdesc.h
+++ b/app/core/gimpbezierdesc.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_BEZIER_DESC_H__
diff --git a/app/core/gimpboundary.c b/app/core/gimpboundary.c
index a3ec23eee8..995242c2d2 100644
--- a/app/core/gimpboundary.c
+++ b/app/core/gimpboundary.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimpboundary.h b/app/core/gimpboundary.h
index 29049ad932..1e05eeca90 100644
--- a/app/core/gimpboundary.h
+++ b/app/core/gimpboundary.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef  __GIMP_BOUNDARY_H__
diff --git a/app/core/gimpbrush-boundary.c b/app/core/gimpbrush-boundary.c
index 6e7df4aeb5..cdc40837b6 100644
--- a/app/core/gimpbrush-boundary.c
+++ b/app/core/gimpbrush-boundary.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimpbrush-boundary.h b/app/core/gimpbrush-boundary.h
index 96bbd837ad..0bc99dba6e 100644
--- a/app/core/gimpbrush-boundary.h
+++ b/app/core/gimpbrush-boundary.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_BRUSH_BOUNDARY_H__
diff --git a/app/core/gimpbrush-header.h b/app/core/gimpbrush-header.h
index 9935110c29..1633e73ac4 100644
--- a/app/core/gimpbrush-header.h
+++ b/app/core/gimpbrush-header.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_BRUSH_HEADER_H__
diff --git a/app/core/gimpbrush-load.c b/app/core/gimpbrush-load.c
index 60368181f0..b9db223c5f 100644
--- a/app/core/gimpbrush-load.c
+++ b/app/core/gimpbrush-load.c
@@ -14,7 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimpbrush-load.h b/app/core/gimpbrush-load.h
index ead14e8ecc..6c4f0afa24 100644
--- a/app/core/gimpbrush-load.h
+++ b/app/core/gimpbrush-load.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_BRUSH_LOAD_H__
diff --git a/app/core/gimpbrush-private.h b/app/core/gimpbrush-private.h
index 2a5f91fcec..d96b847d85 100644
--- a/app/core/gimpbrush-private.h
+++ b/app/core/gimpbrush-private.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_BRUSH_PRIVATE_H__
diff --git a/app/core/gimpbrush-transform.cc b/app/core/gimpbrush-transform.cc
index 0c1d43ec83..592331315e 100644
--- a/app/core/gimpbrush-transform.cc
+++ b/app/core/gimpbrush-transform.cc
@@ -14,7 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimpbrush-transform.h b/app/core/gimpbrush-transform.h
index 8f1078d50b..6e93529663 100644
--- a/app/core/gimpbrush-transform.h
+++ b/app/core/gimpbrush-transform.h
@@ -14,7 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_BRUSH_TRANSFORM_H__
diff --git a/app/core/gimpbrush.c b/app/core/gimpbrush.c
index 557476300b..1e77263942 100644
--- a/app/core/gimpbrush.c
+++ b/app/core/gimpbrush.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimpbrush.h b/app/core/gimpbrush.h
index c82c10e921..017cb953e2 100644
--- a/app/core/gimpbrush.h
+++ b/app/core/gimpbrush.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_BRUSH_H__
diff --git a/app/core/gimpbrushcache.c b/app/core/gimpbrushcache.c
index 6aa498bf88..579ff825d9 100644
--- a/app/core/gimpbrushcache.c
+++ b/app/core/gimpbrushcache.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimpbrushcache.h b/app/core/gimpbrushcache.h
index ace68c3219..c1b888a115 100644
--- a/app/core/gimpbrushcache.h
+++ b/app/core/gimpbrushcache.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_BRUSH_CACHE_H__
diff --git a/app/core/gimpbrushclipboard.c b/app/core/gimpbrushclipboard.c
index 48db35b555..e2acc13e4c 100644
--- a/app/core/gimpbrushclipboard.c
+++ b/app/core/gimpbrushclipboard.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimpbrushclipboard.h b/app/core/gimpbrushclipboard.h
index b4677c7230..95af7e1246 100644
--- a/app/core/gimpbrushclipboard.h
+++ b/app/core/gimpbrushclipboard.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_BRUSH_CLIPBOARD_H__
diff --git a/app/core/gimpbrushgenerated-load.c b/app/core/gimpbrushgenerated-load.c
index 2e122f49bb..a526ae60ca 100644
--- a/app/core/gimpbrushgenerated-load.c
+++ b/app/core/gimpbrushgenerated-load.c
@@ -14,7 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimpbrushgenerated-load.h b/app/core/gimpbrushgenerated-load.h
index 3f5c622183..afecb3b723 100644
--- a/app/core/gimpbrushgenerated-load.h
+++ b/app/core/gimpbrushgenerated-load.h
@@ -14,7 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_BRUSH_GENERATED_LOAD_H__
diff --git a/app/core/gimpbrushgenerated-save.c b/app/core/gimpbrushgenerated-save.c
index d129f3b6af..fa222ed869 100644
--- a/app/core/gimpbrushgenerated-save.c
+++ b/app/core/gimpbrushgenerated-save.c
@@ -14,7 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimpbrushgenerated-save.h b/app/core/gimpbrushgenerated-save.h
index 89924e5710..b33d82e7c2 100644
--- a/app/core/gimpbrushgenerated-save.h
+++ b/app/core/gimpbrushgenerated-save.h
@@ -14,7 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_BRUSH_GENERATED_SAVE_H__
diff --git a/app/core/gimpbrushgenerated.c b/app/core/gimpbrushgenerated.c
index 5f679b63cc..0284bddef6 100644
--- a/app/core/gimpbrushgenerated.c
+++ b/app/core/gimpbrushgenerated.c
@@ -14,7 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimpbrushgenerated.h b/app/core/gimpbrushgenerated.h
index d72f99db16..2df3578640 100644
--- a/app/core/gimpbrushgenerated.h
+++ b/app/core/gimpbrushgenerated.h
@@ -14,7 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_BRUSH_GENERATED_H__
diff --git a/app/core/gimpbrushpipe-load.c b/app/core/gimpbrushpipe-load.c
index 818e6088c9..95c6a19d7b 100644
--- a/app/core/gimpbrushpipe-load.c
+++ b/app/core/gimpbrushpipe-load.c
@@ -13,7 +13,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimpbrushpipe-load.h b/app/core/gimpbrushpipe-load.h
index 40eca5aa16..7426fcbc69 100644
--- a/app/core/gimpbrushpipe-load.h
+++ b/app/core/gimpbrushpipe-load.h
@@ -13,7 +13,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_BRUSH_PIPE_LOAD_H__
diff --git a/app/core/gimpbrushpipe.c b/app/core/gimpbrushpipe.c
index 4637dd83c0..d61da56bfe 100644
--- a/app/core/gimpbrushpipe.c
+++ b/app/core/gimpbrushpipe.c
@@ -13,7 +13,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimpbrushpipe.h b/app/core/gimpbrushpipe.h
index 8756951d16..4f18518af9 100644
--- a/app/core/gimpbrushpipe.h
+++ b/app/core/gimpbrushpipe.h
@@ -13,7 +13,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_BRUSH_PIPE_H__
diff --git a/app/core/gimpbuffer.c b/app/core/gimpbuffer.c
index 7c936072f4..e58e9312cf 100644
--- a/app/core/gimpbuffer.c
+++ b/app/core/gimpbuffer.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimpbuffer.h b/app/core/gimpbuffer.h
index 5741e8d94e..2949baeeb1 100644
--- a/app/core/gimpbuffer.h
+++ b/app/core/gimpbuffer.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_BUFFER_H__
diff --git a/app/core/gimpcancelable.c b/app/core/gimpcancelable.c
index 905a10c79e..9cb5f1230e 100644
--- a/app/core/gimpcancelable.c
+++ b/app/core/gimpcancelable.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 
diff --git a/app/core/gimpcancelable.h b/app/core/gimpcancelable.h
index 864f833c59..dc2a655633 100644
--- a/app/core/gimpcancelable.h
+++ b/app/core/gimpcancelable.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_CANCELABLE_H__
diff --git a/app/core/gimpchannel-combine.c b/app/core/gimpchannel-combine.c
index 2c7e629cd3..5277bff625 100644
--- a/app/core/gimpchannel-combine.c
+++ b/app/core/gimpchannel-combine.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimpchannel-combine.h b/app/core/gimpchannel-combine.h
index a8816032ca..55648bf14b 100644
--- a/app/core/gimpchannel-combine.h
+++ b/app/core/gimpchannel-combine.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_CHANNEL_COMBINE_H__
diff --git a/app/core/gimpchannel-select.c b/app/core/gimpchannel-select.c
index c17bdbcd26..e0cfc27354 100644
--- a/app/core/gimpchannel-select.c
+++ b/app/core/gimpchannel-select.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimpchannel-select.h b/app/core/gimpchannel-select.h
index 3db28ef3d4..ca2680d644 100644
--- a/app/core/gimpchannel-select.h
+++ b/app/core/gimpchannel-select.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_CHANNEL_SELECT_H__
diff --git a/app/core/gimpchannel.c b/app/core/gimpchannel.c
index 17927ce2b4..8fe0e277ac 100644
--- a/app/core/gimpchannel.c
+++ b/app/core/gimpchannel.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimpchannel.h b/app/core/gimpchannel.h
index e14ed4071f..468645050a 100644
--- a/app/core/gimpchannel.h
+++ b/app/core/gimpchannel.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_CHANNEL_H__
diff --git a/app/core/gimpchannelpropundo.c b/app/core/gimpchannelpropundo.c
index d6d3a408ae..f140d28530 100644
--- a/app/core/gimpchannelpropundo.c
+++ b/app/core/gimpchannelpropundo.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimpchannelpropundo.h b/app/core/gimpchannelpropundo.h
index d086323b4d..2aa7ad5529 100644
--- a/app/core/gimpchannelpropundo.h
+++ b/app/core/gimpchannelpropundo.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_CHANNEL_PROP_UNDO_H__
diff --git a/app/core/gimpchannelundo.c b/app/core/gimpchannelundo.c
index 660ed0f0a7..1892ced1e3 100644
--- a/app/core/gimpchannelundo.c
+++ b/app/core/gimpchannelundo.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimpchannelundo.h b/app/core/gimpchannelundo.h
index 54f6718672..7bfceb96d8 100644
--- a/app/core/gimpchannelundo.h
+++ b/app/core/gimpchannelundo.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_CHANNEL_UNDO_H__
diff --git a/app/core/gimpcontainer-filter.c b/app/core/gimpcontainer-filter.c
index 45cb95b1cf..956a4a0ef4 100644
--- a/app/core/gimpcontainer-filter.c
+++ b/app/core/gimpcontainer-filter.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimpcontainer-filter.h b/app/core/gimpcontainer-filter.h
index 78aaefad31..7c98b32867 100644
--- a/app/core/gimpcontainer-filter.h
+++ b/app/core/gimpcontainer-filter.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_CONTAINER_FILTER_H__
diff --git a/app/core/gimpcontainer.c b/app/core/gimpcontainer.c
index 274a314c54..ac22f57fbd 100644
--- a/app/core/gimpcontainer.c
+++ b/app/core/gimpcontainer.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimpcontainer.h b/app/core/gimpcontainer.h
index 0b31a2153d..76bec4c8bc 100644
--- a/app/core/gimpcontainer.h
+++ b/app/core/gimpcontainer.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_CONTAINER_H__
diff --git a/app/core/gimpcontext.c b/app/core/gimpcontext.c
index f6e19deeeb..ff43700f65 100644
--- a/app/core/gimpcontext.c
+++ b/app/core/gimpcontext.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimpcontext.h b/app/core/gimpcontext.h
index 37a376d7da..7f15a4a01c 100644
--- a/app/core/gimpcontext.h
+++ b/app/core/gimpcontext.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_CONTEXT_H__
diff --git a/app/core/gimpcoords-interpolate.c b/app/core/gimpcoords-interpolate.c
index cd0af58ca5..f667e57de9 100644
--- a/app/core/gimpcoords-interpolate.c
+++ b/app/core/gimpcoords-interpolate.c
@@ -14,7 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimpcoords-interpolate.h b/app/core/gimpcoords-interpolate.h
index 2c58658948..d729cd4e47 100644
--- a/app/core/gimpcoords-interpolate.h
+++ b/app/core/gimpcoords-interpolate.h
@@ -14,7 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_COORDS_INTERPOLATE_H__
diff --git a/app/core/gimpcoords.c b/app/core/gimpcoords.c
index e55c03803c..f97a1ad2aa 100644
--- a/app/core/gimpcoords.c
+++ b/app/core/gimpcoords.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimpcoords.h b/app/core/gimpcoords.h
index 5784945872..38297f24aa 100644
--- a/app/core/gimpcoords.h
+++ b/app/core/gimpcoords.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_COORDS_H__
diff --git a/app/core/gimpcurve-load.c b/app/core/gimpcurve-load.c
index e4b090d287..9397d4a14b 100644
--- a/app/core/gimpcurve-load.c
+++ b/app/core/gimpcurve-load.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimpcurve-load.h b/app/core/gimpcurve-load.h
index 467af6e455..fc7ffa32cd 100644
--- a/app/core/gimpcurve-load.h
+++ b/app/core/gimpcurve-load.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_CURVE_LOAD_H__
diff --git a/app/core/gimpcurve-map.c b/app/core/gimpcurve-map.c
index 74af0a83da..604d4ecb5d 100644
--- a/app/core/gimpcurve-map.c
+++ b/app/core/gimpcurve-map.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimpcurve-map.h b/app/core/gimpcurve-map.h
index 64ce98e6ea..185e2fc351 100644
--- a/app/core/gimpcurve-map.h
+++ b/app/core/gimpcurve-map.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_CURVE_MAP_H__
diff --git a/app/core/gimpcurve-save.c b/app/core/gimpcurve-save.c
index c533061c4c..2791b13575 100644
--- a/app/core/gimpcurve-save.c
+++ b/app/core/gimpcurve-save.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimpcurve-save.h b/app/core/gimpcurve-save.h
index 99d425e630..98d504f2c5 100644
--- a/app/core/gimpcurve-save.h
+++ b/app/core/gimpcurve-save.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_CURVE_SAVE_H__
diff --git a/app/core/gimpcurve.c b/app/core/gimpcurve.c
index 6417bd57e7..247158c7ed 100644
--- a/app/core/gimpcurve.c
+++ b/app/core/gimpcurve.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimpcurve.h b/app/core/gimpcurve.h
index 8e6455a14b..77f553a074 100644
--- a/app/core/gimpcurve.h
+++ b/app/core/gimpcurve.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_CURVE_H__
diff --git a/app/core/gimpdashpattern.c b/app/core/gimpdashpattern.c
index 4baf4027db..e9fb9fc9a2 100644
--- a/app/core/gimpdashpattern.c
+++ b/app/core/gimpdashpattern.c
@@ -16,7 +16,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimpdashpattern.h b/app/core/gimpdashpattern.h
index 138cc4f01e..005c516464 100644
--- a/app/core/gimpdashpattern.h
+++ b/app/core/gimpdashpattern.h
@@ -16,7 +16,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_DASH_PATTERN_H__
diff --git a/app/core/gimpdata.c b/app/core/gimpdata.c
index a6cf92c8ed..4d7388d86f 100644
--- a/app/core/gimpdata.c
+++ b/app/core/gimpdata.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimpdata.h b/app/core/gimpdata.h
index 1219953a1b..0b6858b7dd 100644
--- a/app/core/gimpdata.h
+++ b/app/core/gimpdata.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_DATA_H__
diff --git a/app/core/gimpdatafactory.c b/app/core/gimpdatafactory.c
index 47956d3c17..a3162263fa 100644
--- a/app/core/gimpdatafactory.c
+++ b/app/core/gimpdatafactory.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimpdatafactory.h b/app/core/gimpdatafactory.h
index 62679351df..ee518a073e 100644
--- a/app/core/gimpdatafactory.h
+++ b/app/core/gimpdatafactory.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_DATA_FACTORY_H__
diff --git a/app/core/gimpdataloaderfactory.c b/app/core/gimpdataloaderfactory.c
index b04b22f6b1..6809aed028 100644
--- a/app/core/gimpdataloaderfactory.c
+++ b/app/core/gimpdataloaderfactory.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimpdataloaderfactory.h b/app/core/gimpdataloaderfactory.h
index 77b5ad5793..4a1a7fae19 100644
--- a/app/core/gimpdataloaderfactory.h
+++ b/app/core/gimpdataloaderfactory.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_DATA_LOADER_FACTORY_H__
diff --git a/app/core/gimpdocumentlist.c b/app/core/gimpdocumentlist.c
index 7b515dac87..fe10f6fcac 100644
--- a/app/core/gimpdocumentlist.c
+++ b/app/core/gimpdocumentlist.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimpdocumentlist.h b/app/core/gimpdocumentlist.h
index dc58e21340..68bca80f19 100644
--- a/app/core/gimpdocumentlist.h
+++ b/app/core/gimpdocumentlist.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_DOCUMENT_LIST_H__
diff --git a/app/core/gimpdrawable-bucket-fill.c b/app/core/gimpdrawable-bucket-fill.c
index e0e31b7ecf..6969e88d1b 100644
--- a/app/core/gimpdrawable-bucket-fill.c
+++ b/app/core/gimpdrawable-bucket-fill.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimpdrawable-bucket-fill.h b/app/core/gimpdrawable-bucket-fill.h
index 08e04fe379..f79062a8fb 100644
--- a/app/core/gimpdrawable-bucket-fill.h
+++ b/app/core/gimpdrawable-bucket-fill.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef  __GIMP_DRAWABLE_BUCKET_FILL_H__
diff --git a/app/core/gimpdrawable-combine.c b/app/core/gimpdrawable-combine.c
index 750c397b1f..1c62eeece5 100644
--- a/app/core/gimpdrawable-combine.c
+++ b/app/core/gimpdrawable-combine.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimpdrawable-combine.h b/app/core/gimpdrawable-combine.h
index 67b5bbbfd7..6bd0825431 100644
--- a/app/core/gimpdrawable-combine.h
+++ b/app/core/gimpdrawable-combine.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_DRAWABLE_COMBINE_H__
diff --git a/app/core/gimpdrawable-edit.c b/app/core/gimpdrawable-edit.c
index 8fec3b6aa0..c8a888545a 100644
--- a/app/core/gimpdrawable-edit.c
+++ b/app/core/gimpdrawable-edit.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimpdrawable-edit.h b/app/core/gimpdrawable-edit.h
index b8bfc04896..a4ecb1c472 100644
--- a/app/core/gimpdrawable-edit.h
+++ b/app/core/gimpdrawable-edit.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_DRAWABLE_EDIT_H__
diff --git a/app/core/gimpdrawable-equalize.c b/app/core/gimpdrawable-equalize.c
index 1c03eb4f87..202dc7f881 100644
--- a/app/core/gimpdrawable-equalize.c
+++ b/app/core/gimpdrawable-equalize.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimpdrawable-equalize.h b/app/core/gimpdrawable-equalize.h
index 3602d04a02..065b83f1a8 100644
--- a/app/core/gimpdrawable-equalize.h
+++ b/app/core/gimpdrawable-equalize.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_DRAWABLE_EQUALIZE_H__
diff --git a/app/core/gimpdrawable-fill.c b/app/core/gimpdrawable-fill.c
index 7fedbfe53c..6ffa21bcc2 100644
--- a/app/core/gimpdrawable-fill.c
+++ b/app/core/gimpdrawable-fill.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimpdrawable-fill.h b/app/core/gimpdrawable-fill.h
index 807d1803be..d85d5bb7ec 100644
--- a/app/core/gimpdrawable-fill.h
+++ b/app/core/gimpdrawable-fill.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_DRAWABLE_FILL_H__
diff --git a/app/core/gimpdrawable-filters.c b/app/core/gimpdrawable-filters.c
index 0f7ecf3252..ce281c2f95 100644
--- a/app/core/gimpdrawable-filters.c
+++ b/app/core/gimpdrawable-filters.c
@@ -14,7 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimpdrawable-filters.h b/app/core/gimpdrawable-filters.h
index 7a2e722f71..f7041e062b 100644
--- a/app/core/gimpdrawable-filters.h
+++ b/app/core/gimpdrawable-filters.h
@@ -14,7 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_DRAWABLE_FILTERS_H__
diff --git a/app/core/gimpdrawable-floating-selection.c b/app/core/gimpdrawable-floating-selection.c
index 65625c95bb..37a32fa6eb 100644
--- a/app/core/gimpdrawable-floating-selection.c
+++ b/app/core/gimpdrawable-floating-selection.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimpdrawable-floating-selection.h b/app/core/gimpdrawable-floating-selection.h
index ef186749dd..336a0cf243 100644
--- a/app/core/gimpdrawable-floating-selection.h
+++ b/app/core/gimpdrawable-floating-selection.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_DRAWABLE_FLOATING_SELECTION_H__
diff --git a/app/core/gimpdrawable-foreground-extract.c b/app/core/gimpdrawable-foreground-extract.c
index 3653e28d3a..584636350d 100644
--- a/app/core/gimpdrawable-foreground-extract.c
+++ b/app/core/gimpdrawable-foreground-extract.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimpdrawable-foreground-extract.h b/app/core/gimpdrawable-foreground-extract.h
index 442ccced2d..19e2356ad2 100644
--- a/app/core/gimpdrawable-foreground-extract.h
+++ b/app/core/gimpdrawable-foreground-extract.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef  __GIMP_DRAWABLE_FOREGROUND_EXTRACT_H__
diff --git a/app/core/gimpdrawable-gradient.c b/app/core/gimpdrawable-gradient.c
index cac7c1c08e..2d7cbe8b86 100644
--- a/app/core/gimpdrawable-gradient.c
+++ b/app/core/gimpdrawable-gradient.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimpdrawable-gradient.h b/app/core/gimpdrawable-gradient.h
index 9e628ae857..4f38c8ad5d 100644
--- a/app/core/gimpdrawable-gradient.h
+++ b/app/core/gimpdrawable-gradient.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef  __GIMP_DRAWABLE_GRADIENT_H__
diff --git a/app/core/gimpdrawable-histogram.c b/app/core/gimpdrawable-histogram.c
index 9b3713d040..b0be3f575d 100644
--- a/app/core/gimpdrawable-histogram.c
+++ b/app/core/gimpdrawable-histogram.c
@@ -14,7 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimpdrawable-histogram.h b/app/core/gimpdrawable-histogram.h
index 2794e0aa24..947393a6e4 100644
--- a/app/core/gimpdrawable-histogram.h
+++ b/app/core/gimpdrawable-histogram.h
@@ -14,7 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_DRAWABLE_HISTOGRAM_H__
diff --git a/app/core/gimpdrawable-levels.c b/app/core/gimpdrawable-levels.c
index 8317f7f365..301326b8d2 100644
--- a/app/core/gimpdrawable-levels.c
+++ b/app/core/gimpdrawable-levels.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimpdrawable-levels.h b/app/core/gimpdrawable-levels.h
index c7889eb20d..22011c1d7b 100644
--- a/app/core/gimpdrawable-levels.h
+++ b/app/core/gimpdrawable-levels.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_DRAWABLE_LEVELS_H__
diff --git a/app/core/gimpdrawable-offset.c b/app/core/gimpdrawable-offset.c
index be31582bfe..9475e8a685 100644
--- a/app/core/gimpdrawable-offset.c
+++ b/app/core/gimpdrawable-offset.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimpdrawable-offset.h b/app/core/gimpdrawable-offset.h
index b195b8d160..662915024f 100644
--- a/app/core/gimpdrawable-offset.h
+++ b/app/core/gimpdrawable-offset.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_DRAWABLE_OFFSET_H__
diff --git a/app/core/gimpdrawable-operation.c b/app/core/gimpdrawable-operation.c
index fc38ea7ec4..4f38bfd5e7 100644
--- a/app/core/gimpdrawable-operation.c
+++ b/app/core/gimpdrawable-operation.c
@@ -17,7 +17,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimpdrawable-operation.h b/app/core/gimpdrawable-operation.h
index 67f618c392..944c3877e3 100644
--- a/app/core/gimpdrawable-operation.h
+++ b/app/core/gimpdrawable-operation.h
@@ -17,7 +17,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_DRAWABLE_OPERATION_H__
diff --git a/app/core/gimpdrawable-preview.c b/app/core/gimpdrawable-preview.c
index cb124db0d7..605d763f9a 100644
--- a/app/core/gimpdrawable-preview.c
+++ b/app/core/gimpdrawable-preview.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimpdrawable-preview.h b/app/core/gimpdrawable-preview.h
index 307cc6a4a3..31f8adee8c 100644
--- a/app/core/gimpdrawable-preview.h
+++ b/app/core/gimpdrawable-preview.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_DRAWABLE__PREVIEW_H__
diff --git a/app/core/gimpdrawable-private.h b/app/core/gimpdrawable-private.h
index 233ac21582..67f142f6c7 100644
--- a/app/core/gimpdrawable-private.h
+++ b/app/core/gimpdrawable-private.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_DRAWABLE_PRIVATE_H__
diff --git a/app/core/gimpdrawable-shadow.c b/app/core/gimpdrawable-shadow.c
index e826e6f370..4c42655523 100644
--- a/app/core/gimpdrawable-shadow.c
+++ b/app/core/gimpdrawable-shadow.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimpdrawable-shadow.h b/app/core/gimpdrawable-shadow.h
index c495607ff5..b3ab582770 100644
--- a/app/core/gimpdrawable-shadow.h
+++ b/app/core/gimpdrawable-shadow.h
@@ -14,7 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_DRAWABLE_SHADOW_H__
diff --git a/app/core/gimpdrawable-stroke.c b/app/core/gimpdrawable-stroke.c
index eb62b08eb0..5b35d51e44 100644
--- a/app/core/gimpdrawable-stroke.c
+++ b/app/core/gimpdrawable-stroke.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimpdrawable-stroke.h b/app/core/gimpdrawable-stroke.h
index 2d15e3ff45..5f16e5b935 100644
--- a/app/core/gimpdrawable-stroke.h
+++ b/app/core/gimpdrawable-stroke.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef  __GIMP_DRAWABLE_STROKE_H__
diff --git a/app/core/gimpdrawable-transform.c b/app/core/gimpdrawable-transform.c
index 233aa74e18..d1e6993cf8 100644
--- a/app/core/gimpdrawable-transform.c
+++ b/app/core/gimpdrawable-transform.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimpdrawable-transform.h b/app/core/gimpdrawable-transform.h
index a11e04d688..0efb642ad2 100644
--- a/app/core/gimpdrawable-transform.h
+++ b/app/core/gimpdrawable-transform.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_DRAWABLE_TRANSFORM_H__
diff --git a/app/core/gimpdrawable.c b/app/core/gimpdrawable.c
index 9d77e9b393..42da1180e6 100644
--- a/app/core/gimpdrawable.c
+++ b/app/core/gimpdrawable.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimpdrawable.h b/app/core/gimpdrawable.h
index c4b6c2e73b..54e3752117 100644
--- a/app/core/gimpdrawable.h
+++ b/app/core/gimpdrawable.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_DRAWABLE_H__
diff --git a/app/core/gimpdrawablefilter.c b/app/core/gimpdrawablefilter.c
index 5be23ef86f..bd0f7e7435 100644
--- a/app/core/gimpdrawablefilter.c
+++ b/app/core/gimpdrawablefilter.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 /* This file contains the code necessary for generating on canvas
diff --git a/app/core/gimpdrawablefilter.h b/app/core/gimpdrawablefilter.h
index 653ed76b53..bb633322b4 100644
--- a/app/core/gimpdrawablefilter.h
+++ b/app/core/gimpdrawablefilter.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_DRAWABLE_FILTER_H__
diff --git a/app/core/gimpdrawablemodundo.c b/app/core/gimpdrawablemodundo.c
index 0547407cda..a68fab40c7 100644
--- a/app/core/gimpdrawablemodundo.c
+++ b/app/core/gimpdrawablemodundo.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimpdrawablemodundo.h b/app/core/gimpdrawablemodundo.h
index 6129af3db0..30bf5a0bcb 100644
--- a/app/core/gimpdrawablemodundo.h
+++ b/app/core/gimpdrawablemodundo.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_DRAWABLE_MOD_UNDO_H__
diff --git a/app/core/gimpdrawablestack.c b/app/core/gimpdrawablestack.c
index 1af4f9f8bf..db86512956 100644
--- a/app/core/gimpdrawablestack.c
+++ b/app/core/gimpdrawablestack.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimpdrawablestack.h b/app/core/gimpdrawablestack.h
index eec46092ab..28ee7c4af5 100644
--- a/app/core/gimpdrawablestack.h
+++ b/app/core/gimpdrawablestack.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_DRAWABLE_STACK_H__
diff --git a/app/core/gimpdrawableundo.c b/app/core/gimpdrawableundo.c
index e18554427f..f2bf16da54 100644
--- a/app/core/gimpdrawableundo.c
+++ b/app/core/gimpdrawableundo.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimpdrawableundo.h b/app/core/gimpdrawableundo.h
index a8e0a30551..d87fd1f4c4 100644
--- a/app/core/gimpdrawableundo.h
+++ b/app/core/gimpdrawableundo.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_DRAWABLE_UNDO_H__
diff --git a/app/core/gimpdynamics-load.c b/app/core/gimpdynamics-load.c
index c0346d66db..36c9f72f7a 100644
--- a/app/core/gimpdynamics-load.c
+++ b/app/core/gimpdynamics-load.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimpdynamics-load.h b/app/core/gimpdynamics-load.h
index 160742a189..374c6ed178 100644
--- a/app/core/gimpdynamics-load.h
+++ b/app/core/gimpdynamics-load.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_DYNAMICS_LOAD_H__
diff --git a/app/core/gimpdynamics-save.c b/app/core/gimpdynamics-save.c
index 8095b99948..d8bdf3d398 100644
--- a/app/core/gimpdynamics-save.c
+++ b/app/core/gimpdynamics-save.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimpdynamics-save.h b/app/core/gimpdynamics-save.h
index 1ae995884f..7fe2df334e 100644
--- a/app/core/gimpdynamics-save.h
+++ b/app/core/gimpdynamics-save.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_DYNAMICS_SAVE_H__
diff --git a/app/core/gimpdynamics.c b/app/core/gimpdynamics.c
index 5e01fa3429..5056c35d2c 100644
--- a/app/core/gimpdynamics.c
+++ b/app/core/gimpdynamics.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimpdynamics.h b/app/core/gimpdynamics.h
index 811dce3dce..e65fdf6349 100644
--- a/app/core/gimpdynamics.h
+++ b/app/core/gimpdynamics.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_DYNAMICS_H__
diff --git a/app/core/gimpdynamicsoutput.c b/app/core/gimpdynamicsoutput.c
index 4c0fdcea4a..d3a5dac027 100644
--- a/app/core/gimpdynamicsoutput.c
+++ b/app/core/gimpdynamicsoutput.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimpdynamicsoutput.h b/app/core/gimpdynamicsoutput.h
index c5d4764d5e..855cc4aa04 100644
--- a/app/core/gimpdynamicsoutput.h
+++ b/app/core/gimpdynamicsoutput.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_DYNAMICS_OUTPUT_H__
diff --git a/app/core/gimperror.c b/app/core/gimperror.c
index 5c5401a1af..29394cbfb1 100644
--- a/app/core/gimperror.c
+++ b/app/core/gimperror.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimperror.h b/app/core/gimperror.h
index ce91fe04bd..f8088ec592 100644
--- a/app/core/gimperror.h
+++ b/app/core/gimperror.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_ERROR_H__
diff --git a/app/core/gimpextension-error.c b/app/core/gimpextension-error.c
index 7615461313..7d4ec14c52 100644
--- a/app/core/gimpextension-error.c
+++ b/app/core/gimpextension-error.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimpextension-error.h b/app/core/gimpextension-error.h
index 92000091b6..c38f081af2 100644
--- a/app/core/gimpextension-error.h
+++ b/app/core/gimpextension-error.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_EXTENSION_ERROR_H__
diff --git a/app/core/gimpextension.c b/app/core/gimpextension.c
index 00af0d5c6e..02c0fe6ff3 100644
--- a/app/core/gimpextension.c
+++ b/app/core/gimpextension.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimpextension.h b/app/core/gimpextension.h
index e579d707d7..afa563c334 100644
--- a/app/core/gimpextension.h
+++ b/app/core/gimpextension.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_EXTENSION_H__
diff --git a/app/core/gimpextensionmanager.c b/app/core/gimpextensionmanager.c
index 388f513e1a..e5609c2b2c 100644
--- a/app/core/gimpextensionmanager.c
+++ b/app/core/gimpextensionmanager.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimpextensionmanager.h b/app/core/gimpextensionmanager.h
index 1201f2b944..42bfe11bce 100644
--- a/app/core/gimpextensionmanager.h
+++ b/app/core/gimpextensionmanager.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_EXTENSION_MANAGER_H__
diff --git a/app/core/gimpfilloptions.c b/app/core/gimpfilloptions.c
index cf7f377567..7e86ffe0c4 100644
--- a/app/core/gimpfilloptions.c
+++ b/app/core/gimpfilloptions.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimpfilloptions.h b/app/core/gimpfilloptions.h
index 62ff629e2a..200abe4bd7 100644
--- a/app/core/gimpfilloptions.h
+++ b/app/core/gimpfilloptions.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_FILL_OPTIONS_H__
diff --git a/app/core/gimpfilter.c b/app/core/gimpfilter.c
index 2f2d96ef39..d88458bfb8 100644
--- a/app/core/gimpfilter.c
+++ b/app/core/gimpfilter.c
@@ -14,7 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimpfilter.h b/app/core/gimpfilter.h
index 6cdd3dad75..b1dc9225ed 100644
--- a/app/core/gimpfilter.h
+++ b/app/core/gimpfilter.h
@@ -14,7 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_FILTER_H__
diff --git a/app/core/gimpfilteredcontainer.c b/app/core/gimpfilteredcontainer.c
index bb7a48cce8..ec5659331e 100644
--- a/app/core/gimpfilteredcontainer.c
+++ b/app/core/gimpfilteredcontainer.c
@@ -16,7 +16,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimpfilteredcontainer.h b/app/core/gimpfilteredcontainer.h
index 486887cd52..28803c8565 100644
--- a/app/core/gimpfilteredcontainer.h
+++ b/app/core/gimpfilteredcontainer.h
@@ -16,7 +16,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_FILTERED_CONTAINER_H__
diff --git a/app/core/gimpfilterstack.c b/app/core/gimpfilterstack.c
index 0dbf193419..09d9cfd93e 100644
--- a/app/core/gimpfilterstack.c
+++ b/app/core/gimpfilterstack.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimpfilterstack.h b/app/core/gimpfilterstack.h
index b980848891..3567f06e4f 100644
--- a/app/core/gimpfilterstack.h
+++ b/app/core/gimpfilterstack.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_FILTER_STACK_H__
diff --git a/app/core/gimpfloatingselectionundo.c b/app/core/gimpfloatingselectionundo.c
index 885f8f2311..6ca28abea9 100644
--- a/app/core/gimpfloatingselectionundo.c
+++ b/app/core/gimpfloatingselectionundo.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimpfloatingselectionundo.h b/app/core/gimpfloatingselectionundo.h
index a08c4620a5..4d9a626790 100644
--- a/app/core/gimpfloatingselectionundo.h
+++ b/app/core/gimpfloatingselectionundo.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_FLOATING_SELECTION_UNDO_H__
diff --git a/app/core/gimpgradient-load.c b/app/core/gimpgradient-load.c
index f4129578ac..03527e85d4 100644
--- a/app/core/gimpgradient-load.c
+++ b/app/core/gimpgradient-load.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimpgradient-load.h b/app/core/gimpgradient-load.h
index 62ee78e6f5..fcc648c911 100644
--- a/app/core/gimpgradient-load.h
+++ b/app/core/gimpgradient-load.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_GRADIENT_LOAD_H__
diff --git a/app/core/gimpgradient-save.c b/app/core/gimpgradient-save.c
index 104d1ae430..53803e4120 100644
--- a/app/core/gimpgradient-save.c
+++ b/app/core/gimpgradient-save.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimpgradient-save.h b/app/core/gimpgradient-save.h
index 9e46f5869a..073bdd8a6b 100644
--- a/app/core/gimpgradient-save.h
+++ b/app/core/gimpgradient-save.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_GRADIENT_SAVE_H__
diff --git a/app/core/gimpgradient.c b/app/core/gimpgradient.c
index 1d9e2fcd75..ef09657626 100644
--- a/app/core/gimpgradient.c
+++ b/app/core/gimpgradient.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimpgradient.h b/app/core/gimpgradient.h
index e228ec4b96..8aa817d7e0 100644
--- a/app/core/gimpgradient.h
+++ b/app/core/gimpgradient.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_GRADIENT_H__
diff --git a/app/core/gimpgrid.c b/app/core/gimpgrid.c
index 71ce71b40c..d50011380f 100644
--- a/app/core/gimpgrid.c
+++ b/app/core/gimpgrid.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimpgrid.h b/app/core/gimpgrid.h
index f5d065b284..b7d45b2efc 100644
--- a/app/core/gimpgrid.h
+++ b/app/core/gimpgrid.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_GRID_H__
diff --git a/app/core/gimpgrouplayer.c b/app/core/gimpgrouplayer.c
index e91291b23a..f6de335be3 100644
--- a/app/core/gimpgrouplayer.c
+++ b/app/core/gimpgrouplayer.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimpgrouplayer.h b/app/core/gimpgrouplayer.h
index 8978103ddf..5fef1e938e 100644
--- a/app/core/gimpgrouplayer.h
+++ b/app/core/gimpgrouplayer.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_GROUP_LAYER_H__
diff --git a/app/core/gimpgrouplayerundo.c b/app/core/gimpgrouplayerundo.c
index 040bf7361f..e9ba12953e 100644
--- a/app/core/gimpgrouplayerundo.c
+++ b/app/core/gimpgrouplayerundo.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimpgrouplayerundo.h b/app/core/gimpgrouplayerundo.h
index d90a99d6d3..14c7043a6a 100644
--- a/app/core/gimpgrouplayerundo.h
+++ b/app/core/gimpgrouplayerundo.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_GROUP_LAYER_UNDO_H__
diff --git a/app/core/gimpguide.c b/app/core/gimpguide.c
index 40463b9c94..fda6124301 100644
--- a/app/core/gimpguide.c
+++ b/app/core/gimpguide.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimpguide.h b/app/core/gimpguide.h
index e650b0394e..3e7b3a8c8e 100644
--- a/app/core/gimpguide.h
+++ b/app/core/gimpguide.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_GUIDE_H__
diff --git a/app/core/gimpguideundo.c b/app/core/gimpguideundo.c
index 3074fabcea..a836c2a5e9 100644
--- a/app/core/gimpguideundo.c
+++ b/app/core/gimpguideundo.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimpguideundo.h b/app/core/gimpguideundo.h
index fd3ba27e65..c8bf20dfa2 100644
--- a/app/core/gimpguideundo.h
+++ b/app/core/gimpguideundo.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_GUIDE_UNDO_H__
diff --git a/app/core/gimphistogram.c b/app/core/gimphistogram.c
index 5cfb88ab19..c08ca371af 100644
--- a/app/core/gimphistogram.c
+++ b/app/core/gimphistogram.c
@@ -14,7 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimphistogram.h b/app/core/gimphistogram.h
index 1c2a810c4d..0871ece5b7 100644
--- a/app/core/gimphistogram.h
+++ b/app/core/gimphistogram.h
@@ -14,7 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_HISTOGRAM_H__
diff --git a/app/core/gimpidtable.c b/app/core/gimpidtable.c
index 4f19bb87ab..193c8cd35f 100644
--- a/app/core/gimpidtable.c
+++ b/app/core/gimpidtable.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimpidtable.h b/app/core/gimpidtable.h
index bbb0dd025c..0311d17b80 100644
--- a/app/core/gimpidtable.h
+++ b/app/core/gimpidtable.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_ID_TABLE_H__
diff --git a/app/core/gimpimage-arrange.c b/app/core/gimpimage-arrange.c
index b88215f404..9d7021055a 100644
--- a/app/core/gimpimage-arrange.c
+++ b/app/core/gimpimage-arrange.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimpimage-arrange.h b/app/core/gimpimage-arrange.h
index 1ca39f4861..1109a5deae 100644
--- a/app/core/gimpimage-arrange.h
+++ b/app/core/gimpimage-arrange.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_IMAGE_ARRANGE_H__
diff --git a/app/core/gimpimage-color-profile.c b/app/core/gimpimage-color-profile.c
index cb50dd352b..b004cadbaf 100644
--- a/app/core/gimpimage-color-profile.c
+++ b/app/core/gimpimage-color-profile.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimpimage-color-profile.h b/app/core/gimpimage-color-profile.h
index b6dabab148..ae89038494 100644
--- a/app/core/gimpimage-color-profile.h
+++ b/app/core/gimpimage-color-profile.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_IMAGE_COLOR_PROFILE_H__
diff --git a/app/core/gimpimage-colormap.c b/app/core/gimpimage-colormap.c
index 615e0465d6..8dd666af7f 100644
--- a/app/core/gimpimage-colormap.c
+++ b/app/core/gimpimage-colormap.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimpimage-colormap.h b/app/core/gimpimage-colormap.h
index bbe6234aba..703f5a242c 100644
--- a/app/core/gimpimage-colormap.h
+++ b/app/core/gimpimage-colormap.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_IMAGE_COLORMAP_H__
diff --git a/app/core/gimpimage-convert-data.h b/app/core/gimpimage-convert-data.h
index 71643917a5..dd0dd1183f 100644
--- a/app/core/gimpimage-convert-data.h
+++ b/app/core/gimpimage-convert-data.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 /* Misc data definitions used by the convert.c code module.  Moved
diff --git a/app/core/gimpimage-convert-fsdither.h b/app/core/gimpimage-convert-fsdither.h
index 4b209815cc..ebd9800e0e 100644
--- a/app/core/gimpimage-convert-fsdither.h
+++ b/app/core/gimpimage-convert-fsdither.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_IMAGE_CONVERT_FSDITHER_H__
diff --git a/app/core/gimpimage-convert-indexed.c b/app/core/gimpimage-convert-indexed.c
index 4221ee08d9..1bca247cd4 100644
--- a/app/core/gimpimage-convert-indexed.c
+++ b/app/core/gimpimage-convert-indexed.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 /*
diff --git a/app/core/gimpimage-convert-indexed.h b/app/core/gimpimage-convert-indexed.h
index 7ae2ff133d..ba51f0279b 100644
--- a/app/core/gimpimage-convert-indexed.h
+++ b/app/core/gimpimage-convert-indexed.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_IMAGE_CONVERT_INDEXED_H__
diff --git a/app/core/gimpimage-convert-precision.c b/app/core/gimpimage-convert-precision.c
index e7bcfc9b3c..ae80fbefaf 100644
--- a/app/core/gimpimage-convert-precision.c
+++ b/app/core/gimpimage-convert-precision.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimpimage-convert-precision.h b/app/core/gimpimage-convert-precision.h
index 2afa52699b..cd3a0101f7 100644
--- a/app/core/gimpimage-convert-precision.h
+++ b/app/core/gimpimage-convert-precision.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_IMAGE_CONVERT_PRECISION_H__
diff --git a/app/core/gimpimage-convert-type.c b/app/core/gimpimage-convert-type.c
index e72ff7754c..4298a495ec 100644
--- a/app/core/gimpimage-convert-type.c
+++ b/app/core/gimpimage-convert-type.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimpimage-convert-type.h b/app/core/gimpimage-convert-type.h
index dc3400133d..53c6950d2e 100644
--- a/app/core/gimpimage-convert-type.h
+++ b/app/core/gimpimage-convert-type.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_IMAGE_CONVERT_TYPE_H__
diff --git a/app/core/gimpimage-crop.c b/app/core/gimpimage-crop.c
index 1b901c96d1..107be59dda 100644
--- a/app/core/gimpimage-crop.c
+++ b/app/core/gimpimage-crop.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimpimage-crop.h b/app/core/gimpimage-crop.h
index af4d975754..19304dad59 100644
--- a/app/core/gimpimage-crop.h
+++ b/app/core/gimpimage-crop.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_IMAGE_CROP_H__
diff --git a/app/core/gimpimage-duplicate.c b/app/core/gimpimage-duplicate.c
index 8192dc6298..9e327aee98 100644
--- a/app/core/gimpimage-duplicate.c
+++ b/app/core/gimpimage-duplicate.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimpimage-duplicate.h b/app/core/gimpimage-duplicate.h
index 474ee70a04..cbf55a2fee 100644
--- a/app/core/gimpimage-duplicate.h
+++ b/app/core/gimpimage-duplicate.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_IMAGE_DUPLICATE_H__
diff --git a/app/core/gimpimage-fade.c b/app/core/gimpimage-fade.c
index 7b625bd911..6fd60ea749 100644
--- a/app/core/gimpimage-fade.c
+++ b/app/core/gimpimage-fade.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimpimage-fade.h b/app/core/gimpimage-fade.h
index d934b3f2b9..c4f236c516 100644
--- a/app/core/gimpimage-fade.h
+++ b/app/core/gimpimage-fade.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_IMAGE_FADE_H__
diff --git a/app/core/gimpimage-flip.c b/app/core/gimpimage-flip.c
index 3cddee59bb..e999c3392e 100644
--- a/app/core/gimpimage-flip.c
+++ b/app/core/gimpimage-flip.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimpimage-flip.h b/app/core/gimpimage-flip.h
index df434fc08b..0ab220f3d2 100644
--- a/app/core/gimpimage-flip.h
+++ b/app/core/gimpimage-flip.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_IMAGE_FLIP_H__
diff --git a/app/core/gimpimage-grid.c b/app/core/gimpimage-grid.c
index 8d394cffd8..dec18500d1 100644
--- a/app/core/gimpimage-grid.c
+++ b/app/core/gimpimage-grid.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimpimage-grid.h b/app/core/gimpimage-grid.h
index fdd5967e0f..c2a4a3f079 100644
--- a/app/core/gimpimage-grid.h
+++ b/app/core/gimpimage-grid.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_IMAGE_GRID_H__
diff --git a/app/core/gimpimage-guides.c b/app/core/gimpimage-guides.c
index 65d9b19d5d..8d3433cc4c 100644
--- a/app/core/gimpimage-guides.c
+++ b/app/core/gimpimage-guides.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimpimage-guides.h b/app/core/gimpimage-guides.h
index e98a1cea2a..7f9706ed56 100644
--- a/app/core/gimpimage-guides.h
+++ b/app/core/gimpimage-guides.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_IMAGE_GUIDES_H__
diff --git a/app/core/gimpimage-item-list.c b/app/core/gimpimage-item-list.c
index 1fb42b8e39..3a801d5405 100644
--- a/app/core/gimpimage-item-list.c
+++ b/app/core/gimpimage-item-list.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimpimage-item-list.h b/app/core/gimpimage-item-list.h
index bd0f446540..cd69637588 100644
--- a/app/core/gimpimage-item-list.h
+++ b/app/core/gimpimage-item-list.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_IMAGE_ITEM_LIST_H__
diff --git a/app/core/gimpimage-merge.c b/app/core/gimpimage-merge.c
index a344ed94c4..6b782364c2 100644
--- a/app/core/gimpimage-merge.c
+++ b/app/core/gimpimage-merge.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimpimage-merge.h b/app/core/gimpimage-merge.h
index f5031ef7da..4b7a916561 100644
--- a/app/core/gimpimage-merge.h
+++ b/app/core/gimpimage-merge.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_IMAGE_MERGE_H__
diff --git a/app/core/gimpimage-metadata.c b/app/core/gimpimage-metadata.c
index b1cbee2c2a..71c490014e 100644
--- a/app/core/gimpimage-metadata.c
+++ b/app/core/gimpimage-metadata.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimpimage-metadata.h b/app/core/gimpimage-metadata.h
index 1f90d34400..03eaf13914 100644
--- a/app/core/gimpimage-metadata.h
+++ b/app/core/gimpimage-metadata.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_IMAGE_METADATA_H__
diff --git a/app/core/gimpimage-new.c b/app/core/gimpimage-new.c
index b14c54fb01..02c0fa22cc 100644
--- a/app/core/gimpimage-new.c
+++ b/app/core/gimpimage-new.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimpimage-new.h b/app/core/gimpimage-new.h
index 0bf9347124..6efd3ccc7e 100644
--- a/app/core/gimpimage-new.h
+++ b/app/core/gimpimage-new.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_IMAGE_NEW_H__
diff --git a/app/core/gimpimage-pick-color.c b/app/core/gimpimage-pick-color.c
index 6481445cc0..c51fdb6022 100644
--- a/app/core/gimpimage-pick-color.c
+++ b/app/core/gimpimage-pick-color.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimpimage-pick-color.h b/app/core/gimpimage-pick-color.h
index cf82b80466..f0c33a92cb 100644
--- a/app/core/gimpimage-pick-color.h
+++ b/app/core/gimpimage-pick-color.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef  __GIMP_IMAGE_PICK_COLOR_H__
diff --git a/app/core/gimpimage-pick-item.c b/app/core/gimpimage-pick-item.c
index 5e06f046d7..db196bcdd9 100644
--- a/app/core/gimpimage-pick-item.c
+++ b/app/core/gimpimage-pick-item.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimpimage-pick-item.h b/app/core/gimpimage-pick-item.h
index 1c0f53350f..e0c62bf488 100644
--- a/app/core/gimpimage-pick-item.h
+++ b/app/core/gimpimage-pick-item.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_IMAGE_PICK_ITEM_H__
diff --git a/app/core/gimpimage-preview.c b/app/core/gimpimage-preview.c
index b64d74d26f..2840635595 100644
--- a/app/core/gimpimage-preview.c
+++ b/app/core/gimpimage-preview.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimpimage-preview.h b/app/core/gimpimage-preview.h
index 3ed7e14783..4cf47f12f1 100644
--- a/app/core/gimpimage-preview.h
+++ b/app/core/gimpimage-preview.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_IMAGE_PREVIEW_H__
diff --git a/app/core/gimpimage-private.h b/app/core/gimpimage-private.h
index 1047ed3cb1..d00d1634ad 100644
--- a/app/core/gimpimage-private.h
+++ b/app/core/gimpimage-private.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_IMAGE_PRIVATE_H__
diff --git a/app/core/gimpimage-quick-mask.c b/app/core/gimpimage-quick-mask.c
index 55ebcaaa7b..9473bdee07 100644
--- a/app/core/gimpimage-quick-mask.c
+++ b/app/core/gimpimage-quick-mask.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimpimage-quick-mask.h b/app/core/gimpimage-quick-mask.h
index 07da7f1b06..0eca62e841 100644
--- a/app/core/gimpimage-quick-mask.h
+++ b/app/core/gimpimage-quick-mask.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_IMAGE_QUICK_MASK_H__
diff --git a/app/core/gimpimage-resize.c b/app/core/gimpimage-resize.c
index 600a5e974f..18b80e0bfb 100644
--- a/app/core/gimpimage-resize.c
+++ b/app/core/gimpimage-resize.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimpimage-resize.h b/app/core/gimpimage-resize.h
index 6b0eab23e4..edcc64c17f 100644
--- a/app/core/gimpimage-resize.h
+++ b/app/core/gimpimage-resize.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_IMAGE_RESIZE_H__
diff --git a/app/core/gimpimage-rotate.c b/app/core/gimpimage-rotate.c
index 5290ab5c61..682319f9a9 100644
--- a/app/core/gimpimage-rotate.c
+++ b/app/core/gimpimage-rotate.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimpimage-rotate.h b/app/core/gimpimage-rotate.h
index 718494509e..cad0de858a 100644
--- a/app/core/gimpimage-rotate.h
+++ b/app/core/gimpimage-rotate.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_IMAGE_ROTATE_H__
diff --git a/app/core/gimpimage-sample-points.c b/app/core/gimpimage-sample-points.c
index ce3cedd503..403e37588f 100644
--- a/app/core/gimpimage-sample-points.c
+++ b/app/core/gimpimage-sample-points.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimpimage-sample-points.h b/app/core/gimpimage-sample-points.h
index 687d06ca47..7cc85de2a2 100644
--- a/app/core/gimpimage-sample-points.h
+++ b/app/core/gimpimage-sample-points.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_IMAGE_SAMPLE_POINTS_H__
diff --git a/app/core/gimpimage-scale.c b/app/core/gimpimage-scale.c
index cbc0f0071c..04ae6fb0a8 100644
--- a/app/core/gimpimage-scale.c
+++ b/app/core/gimpimage-scale.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimpimage-scale.h b/app/core/gimpimage-scale.h
index 4c0a720cf2..1073e38659 100644
--- a/app/core/gimpimage-scale.h
+++ b/app/core/gimpimage-scale.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_IMAGE_SCALE_H__
diff --git a/app/core/gimpimage-snap.c b/app/core/gimpimage-snap.c
index 4e67ae693e..b4b1af6822 100644
--- a/app/core/gimpimage-snap.c
+++ b/app/core/gimpimage-snap.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimpimage-snap.h b/app/core/gimpimage-snap.h
index aa96600a55..70cca42d81 100644
--- a/app/core/gimpimage-snap.h
+++ b/app/core/gimpimage-snap.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_IMAGE_SNAP_H__
diff --git a/app/core/gimpimage-symmetry.c b/app/core/gimpimage-symmetry.c
index 6076fe7196..366f63ef54 100644
--- a/app/core/gimpimage-symmetry.c
+++ b/app/core/gimpimage-symmetry.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimpimage-symmetry.h b/app/core/gimpimage-symmetry.h
index 42b1d74a76..9211382d1f 100644
--- a/app/core/gimpimage-symmetry.h
+++ b/app/core/gimpimage-symmetry.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_IMAGE_SYMMETRY_H__
diff --git a/app/core/gimpimage-undo-push.c b/app/core/gimpimage-undo-push.c
index 53ab66b063..672fbf0c63 100644
--- a/app/core/gimpimage-undo-push.c
+++ b/app/core/gimpimage-undo-push.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimpimage-undo-push.h b/app/core/gimpimage-undo-push.h
index 22071ff97b..f06fcd873e 100644
--- a/app/core/gimpimage-undo-push.h
+++ b/app/core/gimpimage-undo-push.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_IMAGE_UNDO_PUSH_H__
diff --git a/app/core/gimpimage-undo.c b/app/core/gimpimage-undo.c
index f570b6856f..6d7b87d4e3 100644
--- a/app/core/gimpimage-undo.c
+++ b/app/core/gimpimage-undo.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimpimage-undo.h b/app/core/gimpimage-undo.h
index a79b7c89b3..51fe3ba075 100644
--- a/app/core/gimpimage-undo.h
+++ b/app/core/gimpimage-undo.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_IMAGE__UNDO_H__
diff --git a/app/core/gimpimage.c b/app/core/gimpimage.c
index 1f09c89f57..da7d8bc184 100644
--- a/app/core/gimpimage.c
+++ b/app/core/gimpimage.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimpimage.h b/app/core/gimpimage.h
index 6eabe11ab3..4e04a9a5e0 100644
--- a/app/core/gimpimage.h
+++ b/app/core/gimpimage.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_IMAGE_H__
diff --git a/app/core/gimpimagefile.c b/app/core/gimpimagefile.c
index 1fe456e33b..fb10d34945 100644
--- a/app/core/gimpimagefile.c
+++ b/app/core/gimpimagefile.c
@@ -17,7 +17,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimpimagefile.h b/app/core/gimpimagefile.h
index ced13b8c40..91e744219d 100644
--- a/app/core/gimpimagefile.h
+++ b/app/core/gimpimagefile.h
@@ -20,7 +20,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_IMAGEFILE_H__
diff --git a/app/core/gimpimageundo.c b/app/core/gimpimageundo.c
index c81b73e21b..9103f53c74 100644
--- a/app/core/gimpimageundo.c
+++ b/app/core/gimpimageundo.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimpimageundo.h b/app/core/gimpimageundo.h
index 1f821d2d0c..0290b40274 100644
--- a/app/core/gimpimageundo.h
+++ b/app/core/gimpimageundo.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_IMAGE_UNDO_H__
diff --git a/app/core/gimpitem-exclusive.c b/app/core/gimpitem-exclusive.c
index 9acc7c2ab5..5cdb45f32f 100644
--- a/app/core/gimpitem-exclusive.c
+++ b/app/core/gimpitem-exclusive.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimpitem-exclusive.h b/app/core/gimpitem-exclusive.h
index da160f88c1..98838c58cb 100644
--- a/app/core/gimpitem-exclusive.h
+++ b/app/core/gimpitem-exclusive.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_ITEM_EXCLUSIVE_H__
diff --git a/app/core/gimpitem-linked.c b/app/core/gimpitem-linked.c
index b0cd474c53..e1ff330cc7 100644
--- a/app/core/gimpitem-linked.c
+++ b/app/core/gimpitem-linked.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimpitem-linked.h b/app/core/gimpitem-linked.h
index 699d3aba5f..c82d85a900 100644
--- a/app/core/gimpitem-linked.h
+++ b/app/core/gimpitem-linked.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_ITEM_LINKED_H__
diff --git a/app/core/gimpitem-preview.c b/app/core/gimpitem-preview.c
index ced3b74b53..f24017b4ff 100644
--- a/app/core/gimpitem-preview.c
+++ b/app/core/gimpitem-preview.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimpitem-preview.h b/app/core/gimpitem-preview.h
index 0669417b51..6bfed245ca 100644
--- a/app/core/gimpitem-preview.h
+++ b/app/core/gimpitem-preview.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_ITEM__PREVIEW_H__
diff --git a/app/core/gimpitem.c b/app/core/gimpitem.c
index b80cac04d3..363ee52eec 100644
--- a/app/core/gimpitem.c
+++ b/app/core/gimpitem.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimpitem.h b/app/core/gimpitem.h
index 3854ad5cdc..bcfcedb7e9 100644
--- a/app/core/gimpitem.h
+++ b/app/core/gimpitem.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_ITEM_H__
diff --git a/app/core/gimpitempropundo.c b/app/core/gimpitempropundo.c
index d959d545c9..241b8aa73f 100644
--- a/app/core/gimpitempropundo.c
+++ b/app/core/gimpitempropundo.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimpitempropundo.h b/app/core/gimpitempropundo.h
index 192b4d1c00..8f96e46519 100644
--- a/app/core/gimpitempropundo.h
+++ b/app/core/gimpitempropundo.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_ITEM_PROP_UNDO_H__
diff --git a/app/core/gimpitemstack.c b/app/core/gimpitemstack.c
index 11c1c4a6cf..c7f2fe1b82 100644
--- a/app/core/gimpitemstack.c
+++ b/app/core/gimpitemstack.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimpitemstack.h b/app/core/gimpitemstack.h
index c2d143c9ca..b4760760ca 100644
--- a/app/core/gimpitemstack.h
+++ b/app/core/gimpitemstack.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_ITEM_STACK_H__
diff --git a/app/core/gimpitemtree.c b/app/core/gimpitemtree.c
index 98b323a7c5..839a3b8cba 100644
--- a/app/core/gimpitemtree.c
+++ b/app/core/gimpitemtree.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimpitemtree.h b/app/core/gimpitemtree.h
index 6ff5467f66..4d3c6eaf1f 100644
--- a/app/core/gimpitemtree.h
+++ b/app/core/gimpitemtree.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_ITEM_TREE_H__
diff --git a/app/core/gimpitemundo.c b/app/core/gimpitemundo.c
index 96697f08cb..0a50d43047 100644
--- a/app/core/gimpitemundo.c
+++ b/app/core/gimpitemundo.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimpitemundo.h b/app/core/gimpitemundo.h
index 1b95592afd..91fe8d6b7f 100644
--- a/app/core/gimpitemundo.h
+++ b/app/core/gimpitemundo.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_ITEM_UNDO_H__
diff --git a/app/core/gimplayer-floating-selection.c b/app/core/gimplayer-floating-selection.c
index b1bac93393..4b4797f4fb 100644
--- a/app/core/gimplayer-floating-selection.c
+++ b/app/core/gimplayer-floating-selection.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimplayer-floating-selection.h b/app/core/gimplayer-floating-selection.h
index 6366f246f4..e111c1a88d 100644
--- a/app/core/gimplayer-floating-selection.h
+++ b/app/core/gimplayer-floating-selection.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_LAYER_FLOATING_SELECTION_H__
diff --git a/app/core/gimplayer-new.c b/app/core/gimplayer-new.c
index 441991801d..ee031b37e2 100644
--- a/app/core/gimplayer-new.c
+++ b/app/core/gimplayer-new.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimplayer-new.h b/app/core/gimplayer-new.h
index e4e9d77f23..58b3aa9906 100644
--- a/app/core/gimplayer-new.h
+++ b/app/core/gimplayer-new.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_LAYER_NEW_H__
diff --git a/app/core/gimplayer.c b/app/core/gimplayer.c
index 75781e8f65..9827b19094 100644
--- a/app/core/gimplayer.c
+++ b/app/core/gimplayer.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimplayer.h b/app/core/gimplayer.h
index c51115b513..ae1d5c524f 100644
--- a/app/core/gimplayer.h
+++ b/app/core/gimplayer.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_LAYER_H__
diff --git a/app/core/gimplayermask.c b/app/core/gimplayermask.c
index 42d6787416..23e3ba8de5 100644
--- a/app/core/gimplayermask.c
+++ b/app/core/gimplayermask.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimplayermask.h b/app/core/gimplayermask.h
index d5cfd2fdf5..5ee77fd019 100644
--- a/app/core/gimplayermask.h
+++ b/app/core/gimplayermask.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_LAYER_MASK_H__
diff --git a/app/core/gimplayermaskpropundo.c b/app/core/gimplayermaskpropundo.c
index 3dc377f679..79132024ca 100644
--- a/app/core/gimplayermaskpropundo.c
+++ b/app/core/gimplayermaskpropundo.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimplayermaskpropundo.h b/app/core/gimplayermaskpropundo.h
index 2ed4d78f12..a416e4319a 100644
--- a/app/core/gimplayermaskpropundo.h
+++ b/app/core/gimplayermaskpropundo.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_LAYER_MASK_PROP_UNDO_H__
diff --git a/app/core/gimplayermaskundo.c b/app/core/gimplayermaskundo.c
index a05c2ca21f..cc49eb75e3 100644
--- a/app/core/gimplayermaskundo.c
+++ b/app/core/gimplayermaskundo.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimplayermaskundo.h b/app/core/gimplayermaskundo.h
index 7df513da14..c8591c1606 100644
--- a/app/core/gimplayermaskundo.h
+++ b/app/core/gimplayermaskundo.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_LAYER_MASK_UNDO_H__
diff --git a/app/core/gimplayerpropundo.c b/app/core/gimplayerpropundo.c
index a8cc6949bf..73e3e02f15 100644
--- a/app/core/gimplayerpropundo.c
+++ b/app/core/gimplayerpropundo.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimplayerpropundo.h b/app/core/gimplayerpropundo.h
index 4e60712199..5a3b4780d5 100644
--- a/app/core/gimplayerpropundo.h
+++ b/app/core/gimplayerpropundo.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_LAYER_PROP_UNDO_H__
diff --git a/app/core/gimplayerstack.c b/app/core/gimplayerstack.c
index 81ab8b0af3..3762e6787e 100644
--- a/app/core/gimplayerstack.c
+++ b/app/core/gimplayerstack.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimplayerstack.h b/app/core/gimplayerstack.h
index 00e8fcb7bc..598d21caed 100644
--- a/app/core/gimplayerstack.h
+++ b/app/core/gimplayerstack.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_LAYER_STACK_H__
diff --git a/app/core/gimplayerundo.c b/app/core/gimplayerundo.c
index 8614a41387..64a1de306f 100644
--- a/app/core/gimplayerundo.c
+++ b/app/core/gimplayerundo.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimplayerundo.h b/app/core/gimplayerundo.h
index 51a475457b..700fce87ae 100644
--- a/app/core/gimplayerundo.h
+++ b/app/core/gimplayerundo.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_LAYER_UNDO_H__
diff --git a/app/core/gimplist.c b/app/core/gimplist.c
index 143c8061d4..f67cc9bd79 100644
--- a/app/core/gimplist.c
+++ b/app/core/gimplist.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimplist.h b/app/core/gimplist.h
index 35719b8fc6..194493eb57 100644
--- a/app/core/gimplist.h
+++ b/app/core/gimplist.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_LIST_H__
diff --git a/app/core/gimpmaskundo.c b/app/core/gimpmaskundo.c
index 57f1adeaf6..6687ce0dd5 100644
--- a/app/core/gimpmaskundo.c
+++ b/app/core/gimpmaskundo.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimpmaskundo.h b/app/core/gimpmaskundo.h
index 9ff3601927..2c8c921192 100644
--- a/app/core/gimpmaskundo.h
+++ b/app/core/gimpmaskundo.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_MASK_UNDO_H__
diff --git a/app/core/gimpmybrush-load.c b/app/core/gimpmybrush-load.c
index 9d8a4c9a16..1dbb9f5bd7 100644
--- a/app/core/gimpmybrush-load.c
+++ b/app/core/gimpmybrush-load.c
@@ -14,7 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimpmybrush-load.h b/app/core/gimpmybrush-load.h
index 117c92bf72..4afe203c47 100644
--- a/app/core/gimpmybrush-load.h
+++ b/app/core/gimpmybrush-load.h
@@ -14,7 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_MYBRUSH_LOAD_H__
diff --git a/app/core/gimpmybrush-private.h b/app/core/gimpmybrush-private.h
index c50dae7a38..7966c0b20d 100644
--- a/app/core/gimpmybrush-private.h
+++ b/app/core/gimpmybrush-private.h
@@ -14,7 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_MYBRUSH_PRIVATE_H__
diff --git a/app/core/gimpmybrush.c b/app/core/gimpmybrush.c
index 888a4ce233..53199524a5 100644
--- a/app/core/gimpmybrush.c
+++ b/app/core/gimpmybrush.c
@@ -14,7 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimpmybrush.h b/app/core/gimpmybrush.h
index 444e48937f..2dad734fe1 100644
--- a/app/core/gimpmybrush.h
+++ b/app/core/gimpmybrush.h
@@ -14,7 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_MYBRUSH_H__
diff --git a/app/core/gimpobject.c b/app/core/gimpobject.c
index b8f3d92004..5dab4de51d 100644
--- a/app/core/gimpobject.c
+++ b/app/core/gimpobject.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimpobject.h b/app/core/gimpobject.h
index 40960a62ee..17401c5921 100644
--- a/app/core/gimpobject.h
+++ b/app/core/gimpobject.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_OBJECT_H__
diff --git a/app/core/gimpobjectqueue.c b/app/core/gimpobjectqueue.c
index 42643b62cf..edadc093ee 100644
--- a/app/core/gimpobjectqueue.c
+++ b/app/core/gimpobjectqueue.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimpobjectqueue.h b/app/core/gimpobjectqueue.h
index 40f1555d2d..024754fbd9 100644
--- a/app/core/gimpobjectqueue.h
+++ b/app/core/gimpobjectqueue.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_OBJECT_QUEUE_H__
diff --git a/app/core/gimppaintinfo.c b/app/core/gimppaintinfo.c
index 4a621b7755..c7d6d81a54 100644
--- a/app/core/gimppaintinfo.c
+++ b/app/core/gimppaintinfo.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimppaintinfo.h b/app/core/gimppaintinfo.h
index 6f3b1ff832..c67b326c0e 100644
--- a/app/core/gimppaintinfo.h
+++ b/app/core/gimppaintinfo.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_PAINT_INFO_H__
diff --git a/app/core/gimppalette-import.c b/app/core/gimppalette-import.c
index b48a8382f8..6cee2ccc33 100644
--- a/app/core/gimppalette-import.c
+++ b/app/core/gimppalette-import.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimppalette-import.h b/app/core/gimppalette-import.h
index d1be6aa6cf..9cd3901923 100644
--- a/app/core/gimppalette-import.h
+++ b/app/core/gimppalette-import.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_PALETTE_IMPORT__
diff --git a/app/core/gimppalette-load.c b/app/core/gimppalette-load.c
index 83de26cd6b..32a1fc1ea5 100644
--- a/app/core/gimppalette-load.c
+++ b/app/core/gimppalette-load.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimppalette-load.h b/app/core/gimppalette-load.h
index fd057680f5..0dececfe74 100644
--- a/app/core/gimppalette-load.h
+++ b/app/core/gimppalette-load.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_PALETTE_LOAD_H__
diff --git a/app/core/gimppalette-save.c b/app/core/gimppalette-save.c
index 809bf597e6..59556bf244 100644
--- a/app/core/gimppalette-save.c
+++ b/app/core/gimppalette-save.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimppalette-save.h b/app/core/gimppalette-save.h
index 9ed2e37fb9..e72c4483f1 100644
--- a/app/core/gimppalette-save.h
+++ b/app/core/gimppalette-save.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_PALETTE_SAVE_H__
diff --git a/app/core/gimppalette.c b/app/core/gimppalette.c
index 667ec76a8c..335bda6f7c 100644
--- a/app/core/gimppalette.c
+++ b/app/core/gimppalette.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimppalette.h b/app/core/gimppalette.h
index a5735543d2..5bc6d8c823 100644
--- a/app/core/gimppalette.h
+++ b/app/core/gimppalette.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_PALETTE_H__
diff --git a/app/core/gimppalettemru.c b/app/core/gimppalettemru.c
index 2fb6426ac2..7d34e157b4 100644
--- a/app/core/gimppalettemru.c
+++ b/app/core/gimppalettemru.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimppalettemru.h b/app/core/gimppalettemru.h
index b7bdc5687b..052555307a 100644
--- a/app/core/gimppalettemru.h
+++ b/app/core/gimppalettemru.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_PALETTE_MRU_H__
diff --git a/app/core/gimpparamspecs-desc.c b/app/core/gimpparamspecs-desc.c
index 3134e09f82..a59f14fcef 100644
--- a/app/core/gimpparamspecs-desc.c
+++ b/app/core/gimpparamspecs-desc.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimpparamspecs-desc.h b/app/core/gimpparamspecs-desc.h
index 78fb87b96d..1e6ea2d655 100644
--- a/app/core/gimpparamspecs-desc.h
+++ b/app/core/gimpparamspecs-desc.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_PARAM_SPECS_DESC_H__
diff --git a/app/core/gimpparamspecs-duplicate.c b/app/core/gimpparamspecs-duplicate.c
index 135f230f21..ff0587b91e 100644
--- a/app/core/gimpparamspecs-duplicate.c
+++ b/app/core/gimpparamspecs-duplicate.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimpparamspecs-duplicate.h b/app/core/gimpparamspecs-duplicate.h
index f98b91a644..2bb1432ede 100644
--- a/app/core/gimpparamspecs-duplicate.h
+++ b/app/core/gimpparamspecs-duplicate.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_PARAM_SPECS_DUPLICATE_H__
diff --git a/app/core/gimpparamspecs.c b/app/core/gimpparamspecs.c
index 5dc537e2aa..17ba6a54e3 100644
--- a/app/core/gimpparamspecs.c
+++ b/app/core/gimpparamspecs.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimpparamspecs.h b/app/core/gimpparamspecs.h
index 5fc931ee95..abfb56f4ae 100644
--- a/app/core/gimpparamspecs.h
+++ b/app/core/gimpparamspecs.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_PARAM_SPECS_H__
diff --git a/app/core/gimpparasitelist.c b/app/core/gimpparasitelist.c
index 27ffee3dc9..70a81fae42 100644
--- a/app/core/gimpparasitelist.c
+++ b/app/core/gimpparasitelist.c
@@ -11,7 +11,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimpparasitelist.h b/app/core/gimpparasitelist.h
index 526b1c71cf..17627531c0 100644
--- a/app/core/gimpparasitelist.h
+++ b/app/core/gimpparasitelist.h
@@ -11,7 +11,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_PARASITE_LIST_H__
diff --git a/app/core/gimppattern-header.h b/app/core/gimppattern-header.h
index 37dbc983b3..d9ae91f9cf 100644
--- a/app/core/gimppattern-header.h
+++ b/app/core/gimppattern-header.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_PATTERN_HEADER_H__
diff --git a/app/core/gimppattern-load.c b/app/core/gimppattern-load.c
index 85729bf17a..e163598c1a 100644
--- a/app/core/gimppattern-load.c
+++ b/app/core/gimppattern-load.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimppattern-load.h b/app/core/gimppattern-load.h
index a011531013..8e7fc8aca0 100644
--- a/app/core/gimppattern-load.h
+++ b/app/core/gimppattern-load.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_PATTERN_LOAD_H__
diff --git a/app/core/gimppattern.c b/app/core/gimppattern.c
index ef7498e93f..b9ec0bf5e9 100644
--- a/app/core/gimppattern.c
+++ b/app/core/gimppattern.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimppattern.h b/app/core/gimppattern.h
index efbf077180..14cc099edb 100644
--- a/app/core/gimppattern.h
+++ b/app/core/gimppattern.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_PATTERN_H__
diff --git a/app/core/gimppatternclipboard.c b/app/core/gimppatternclipboard.c
index 88c3c3d622..b503807253 100644
--- a/app/core/gimppatternclipboard.c
+++ b/app/core/gimppatternclipboard.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimppatternclipboard.h b/app/core/gimppatternclipboard.h
index 9abe871cb4..2707291a5a 100644
--- a/app/core/gimppatternclipboard.h
+++ b/app/core/gimppatternclipboard.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_PATTERN_CLIPBOARD_H__
diff --git a/app/core/gimppdbprogress.c b/app/core/gimppdbprogress.c
index 5b5a60b5b7..85147e8494 100644
--- a/app/core/gimppdbprogress.c
+++ b/app/core/gimppdbprogress.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimppdbprogress.h b/app/core/gimppdbprogress.h
index a58e0f7b95..4057332b35 100644
--- a/app/core/gimppdbprogress.h
+++ b/app/core/gimppdbprogress.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_PDB_PROGRESS_H__
diff --git a/app/core/gimppickable-auto-shrink.c b/app/core/gimppickable-auto-shrink.c
index 89171bb666..7ddbee227c 100644
--- a/app/core/gimppickable-auto-shrink.c
+++ b/app/core/gimppickable-auto-shrink.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimppickable-auto-shrink.h b/app/core/gimppickable-auto-shrink.h
index bcc662f03a..2f2eaa0140 100644
--- a/app/core/gimppickable-auto-shrink.h
+++ b/app/core/gimppickable-auto-shrink.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_PICKABLE_AUTO_SHRINK_H__
diff --git a/app/core/gimppickable-contiguous-region.c b/app/core/gimppickable-contiguous-region.c
index d2666417ab..52754ce67c 100644
--- a/app/core/gimppickable-contiguous-region.c
+++ b/app/core/gimppickable-contiguous-region.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimppickable-contiguous-region.h b/app/core/gimppickable-contiguous-region.h
index 5b6dbf193b..6db86248bb 100644
--- a/app/core/gimppickable-contiguous-region.h
+++ b/app/core/gimppickable-contiguous-region.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_PICKABLE_CONTIGUOUS_REGION_H__
diff --git a/app/core/gimppickable.c b/app/core/gimppickable.c
index 1ea87a8cfc..b4b8987c0c 100644
--- a/app/core/gimppickable.c
+++ b/app/core/gimppickable.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 /* This file contains an interface for pixel objects that their color at
diff --git a/app/core/gimppickable.h b/app/core/gimppickable.h
index 208cd97cb1..c8c77c9949 100644
--- a/app/core/gimppickable.h
+++ b/app/core/gimppickable.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_PICKABLE_H__
diff --git a/app/core/gimpprogress.c b/app/core/gimpprogress.c
index 648d593679..7ef486cb75 100644
--- a/app/core/gimpprogress.c
+++ b/app/core/gimpprogress.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimpprogress.h b/app/core/gimpprogress.h
index b08ac8ce29..488f05073d 100644
--- a/app/core/gimpprogress.h
+++ b/app/core/gimpprogress.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_PROGRESS_H__
diff --git a/app/core/gimpprojectable.c b/app/core/gimpprojectable.c
index 3b65fe3f11..cc9c62ad14 100644
--- a/app/core/gimpprojectable.c
+++ b/app/core/gimpprojectable.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimpprojectable.h b/app/core/gimpprojectable.h
index 89d79c9358..d4ba42f71e 100644
--- a/app/core/gimpprojectable.h
+++ b/app/core/gimpprojectable.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_PROJECTABLE_H__
diff --git a/app/core/gimpprojection.c b/app/core/gimpprojection.c
index b3d1004f8e..1cbae9bead 100644
--- a/app/core/gimpprojection.c
+++ b/app/core/gimpprojection.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimpprojection.h b/app/core/gimpprojection.h
index ca643735e8..2446e93420 100644
--- a/app/core/gimpprojection.h
+++ b/app/core/gimpprojection.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_PROJECTION_H__
diff --git a/app/core/gimpsamplepoint.c b/app/core/gimpsamplepoint.c
index 03548e5618..0246f0d3f1 100644
--- a/app/core/gimpsamplepoint.c
+++ b/app/core/gimpsamplepoint.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimpsamplepoint.h b/app/core/gimpsamplepoint.h
index f151c824e2..c2ab9667f6 100644
--- a/app/core/gimpsamplepoint.h
+++ b/app/core/gimpsamplepoint.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_SAMPLE_POINT_H__
diff --git a/app/core/gimpsamplepointundo.c b/app/core/gimpsamplepointundo.c
index 6057a3e852..61c653932f 100644
--- a/app/core/gimpsamplepointundo.c
+++ b/app/core/gimpsamplepointundo.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimpsamplepointundo.h b/app/core/gimpsamplepointundo.h
index ab1900b20f..717c1ab20d 100644
--- a/app/core/gimpsamplepointundo.h
+++ b/app/core/gimpsamplepointundo.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_SAMPLE_POINT_UNDO_H__
diff --git a/app/core/gimpscanconvert.c b/app/core/gimpscanconvert.c
index 694f0d6154..742bb0e27b 100644
--- a/app/core/gimpscanconvert.c
+++ b/app/core/gimpscanconvert.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimpscanconvert.h b/app/core/gimpscanconvert.h
index f43c169e3c..9df4da1a5f 100644
--- a/app/core/gimpscanconvert.h
+++ b/app/core/gimpscanconvert.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_SCAN_CONVERT_H__
diff --git a/app/core/gimpselection.c b/app/core/gimpselection.c
index 4bfda1a3a6..b5cb3a6303 100644
--- a/app/core/gimpselection.c
+++ b/app/core/gimpselection.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimpselection.h b/app/core/gimpselection.h
index b0936a295b..64a29620b1 100644
--- a/app/core/gimpselection.h
+++ b/app/core/gimpselection.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_SELECTION_H__
diff --git a/app/core/gimpsettings.c b/app/core/gimpsettings.c
index 424685948c..ee21a365e1 100644
--- a/app/core/gimpsettings.c
+++ b/app/core/gimpsettings.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimpsettings.h b/app/core/gimpsettings.h
index 0235b983d3..73aa96f737 100644
--- a/app/core/gimpsettings.h
+++ b/app/core/gimpsettings.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_SETTINGS_H__
diff --git a/app/core/gimpstrokeoptions.c b/app/core/gimpstrokeoptions.c
index 4433270abc..8315792ddb 100644
--- a/app/core/gimpstrokeoptions.c
+++ b/app/core/gimpstrokeoptions.c
@@ -16,7 +16,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimpstrokeoptions.h b/app/core/gimpstrokeoptions.h
index 5f125a5817..f5210e8578 100644
--- a/app/core/gimpstrokeoptions.h
+++ b/app/core/gimpstrokeoptions.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_STROKE_OPTIONS_H__
diff --git a/app/core/gimpsubprogress.c b/app/core/gimpsubprogress.c
index 5da22f2681..3183f613dc 100644
--- a/app/core/gimpsubprogress.c
+++ b/app/core/gimpsubprogress.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimpsubprogress.h b/app/core/gimpsubprogress.h
index 6c577259ed..c031182bab 100644
--- a/app/core/gimpsubprogress.h
+++ b/app/core/gimpsubprogress.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_SUB_PROGRESS_H__
diff --git a/app/core/gimpsymmetry-mandala.c b/app/core/gimpsymmetry-mandala.c
index 6c5c989168..f8578ab6f2 100644
--- a/app/core/gimpsymmetry-mandala.c
+++ b/app/core/gimpsymmetry-mandala.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimpsymmetry-mandala.h b/app/core/gimpsymmetry-mandala.h
index a7a3e0acb3..63e8c82130 100644
--- a/app/core/gimpsymmetry-mandala.h
+++ b/app/core/gimpsymmetry-mandala.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_MANDALA_H__
diff --git a/app/core/gimpsymmetry-mirror.c b/app/core/gimpsymmetry-mirror.c
index 0f7b09ad02..66b960a338 100644
--- a/app/core/gimpsymmetry-mirror.c
+++ b/app/core/gimpsymmetry-mirror.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimpsymmetry-mirror.h b/app/core/gimpsymmetry-mirror.h
index 874a9e902f..3b15441d84 100644
--- a/app/core/gimpsymmetry-mirror.h
+++ b/app/core/gimpsymmetry-mirror.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_MIRROR_H__
diff --git a/app/core/gimpsymmetry-tiling.c b/app/core/gimpsymmetry-tiling.c
index dfd2db3d28..25480346e5 100644
--- a/app/core/gimpsymmetry-tiling.c
+++ b/app/core/gimpsymmetry-tiling.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimpsymmetry-tiling.h b/app/core/gimpsymmetry-tiling.h
index 57a5da1acb..7fbff71570 100644
--- a/app/core/gimpsymmetry-tiling.h
+++ b/app/core/gimpsymmetry-tiling.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_TILING_H__
diff --git a/app/core/gimpsymmetry.c b/app/core/gimpsymmetry.c
index b0536d15f7..04a2510a49 100644
--- a/app/core/gimpsymmetry.c
+++ b/app/core/gimpsymmetry.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimpsymmetry.h b/app/core/gimpsymmetry.h
index 542fc535be..20dbe02481 100644
--- a/app/core/gimpsymmetry.h
+++ b/app/core/gimpsymmetry.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_SYMMETRY_H__
diff --git a/app/core/gimptag.c b/app/core/gimptag.c
index 9d2a895db2..95c4954260 100644
--- a/app/core/gimptag.c
+++ b/app/core/gimptag.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimptag.h b/app/core/gimptag.h
index 98bd78b802..0cd6c32c4d 100644
--- a/app/core/gimptag.h
+++ b/app/core/gimptag.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_TAG_H__
diff --git a/app/core/gimptagcache.c b/app/core/gimptagcache.c
index c56ae1ad39..e43c1145a7 100644
--- a/app/core/gimptagcache.c
+++ b/app/core/gimptagcache.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimptagcache.h b/app/core/gimptagcache.h
index 986c71e21a..21dc536ed6 100644
--- a/app/core/gimptagcache.h
+++ b/app/core/gimptagcache.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_TAG_CACHE_H__
diff --git a/app/core/gimptagged.c b/app/core/gimptagged.c
index 30df077498..7875f9afdb 100644
--- a/app/core/gimptagged.c
+++ b/app/core/gimptagged.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimptagged.h b/app/core/gimptagged.h
index f1341831f1..32251e9c22 100644
--- a/app/core/gimptagged.h
+++ b/app/core/gimptagged.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_TAGGED_H__
diff --git a/app/core/gimptaggedcontainer.c b/app/core/gimptaggedcontainer.c
index 5ee62a033c..93ea58b8c2 100644
--- a/app/core/gimptaggedcontainer.c
+++ b/app/core/gimptaggedcontainer.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimptaggedcontainer.h b/app/core/gimptaggedcontainer.h
index ec1f807199..02beeeb335 100644
--- a/app/core/gimptaggedcontainer.h
+++ b/app/core/gimptaggedcontainer.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_TAGGED_CONTAINER_H__
diff --git a/app/core/gimptempbuf.c b/app/core/gimptempbuf.c
index 6ea24509aa..80d35ef3a0 100644
--- a/app/core/gimptempbuf.c
+++ b/app/core/gimptempbuf.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimptempbuf.h b/app/core/gimptempbuf.h
index 431d97c549..9ab13155a9 100644
--- a/app/core/gimptempbuf.h
+++ b/app/core/gimptempbuf.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_TEMP_BUF_H__
diff --git a/app/core/gimptemplate.c b/app/core/gimptemplate.c
index 44495f0291..0023525f42 100644
--- a/app/core/gimptemplate.c
+++ b/app/core/gimptemplate.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 /* This file contains the definition of the image template objects.
diff --git a/app/core/gimptemplate.h b/app/core/gimptemplate.h
index e63a7a193f..671a247d1c 100644
--- a/app/core/gimptemplate.h
+++ b/app/core/gimptemplate.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_TEMPLATE_H__
diff --git a/app/core/gimptilehandlerprojectable.c b/app/core/gimptilehandlerprojectable.c
index 4e619f536a..c60d09786d 100644
--- a/app/core/gimptilehandlerprojectable.c
+++ b/app/core/gimptilehandlerprojectable.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimptilehandlerprojectable.h b/app/core/gimptilehandlerprojectable.h
index ead7ed132d..57af4b61af 100644
--- a/app/core/gimptilehandlerprojectable.h
+++ b/app/core/gimptilehandlerprojectable.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_TILE_HANDLER_PROJECTABLE_H__
diff --git a/app/core/gimptoolinfo.c b/app/core/gimptoolinfo.c
index 0cd2231138..1cfd9d777d 100644
--- a/app/core/gimptoolinfo.c
+++ b/app/core/gimptoolinfo.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimptoolinfo.h b/app/core/gimptoolinfo.h
index b033296f56..ebee1fb908 100644
--- a/app/core/gimptoolinfo.h
+++ b/app/core/gimptoolinfo.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_TOOL_INFO_H__
diff --git a/app/core/gimptooloptions.c b/app/core/gimptooloptions.c
index 467d630f8a..8a19d6edaa 100644
--- a/app/core/gimptooloptions.c
+++ b/app/core/gimptooloptions.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimptooloptions.h b/app/core/gimptooloptions.h
index d28d406a7e..f59aa5260c 100644
--- a/app/core/gimptooloptions.h
+++ b/app/core/gimptooloptions.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_TOOL_OPTIONS_H__
diff --git a/app/core/gimptoolpreset-load.c b/app/core/gimptoolpreset-load.c
index 86707f6904..386ac097a0 100644
--- a/app/core/gimptoolpreset-load.c
+++ b/app/core/gimptoolpreset-load.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimptoolpreset-load.h b/app/core/gimptoolpreset-load.h
index a00dac8e10..9a016df2d3 100644
--- a/app/core/gimptoolpreset-load.h
+++ b/app/core/gimptoolpreset-load.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_TOOL_PRESET_LOAD_H__
diff --git a/app/core/gimptoolpreset-save.c b/app/core/gimptoolpreset-save.c
index 0513e7b04c..0afd024645 100644
--- a/app/core/gimptoolpreset-save.c
+++ b/app/core/gimptoolpreset-save.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimptoolpreset-save.h b/app/core/gimptoolpreset-save.h
index 2d66d8fe66..d78ef64cf5 100644
--- a/app/core/gimptoolpreset-save.h
+++ b/app/core/gimptoolpreset-save.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_TOOL_PRESET_SAVE_H__
diff --git a/app/core/gimptoolpreset.c b/app/core/gimptoolpreset.c
index 94083c0915..abd4bf7fcb 100644
--- a/app/core/gimptoolpreset.c
+++ b/app/core/gimptoolpreset.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimptoolpreset.h b/app/core/gimptoolpreset.h
index de6b0a3bbe..757e44abbf 100644
--- a/app/core/gimptoolpreset.h
+++ b/app/core/gimptoolpreset.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_TOOL_PRESET_H__
diff --git a/app/core/gimptreehandler.c b/app/core/gimptreehandler.c
index 59b95667bb..b26768e61b 100644
--- a/app/core/gimptreehandler.c
+++ b/app/core/gimptreehandler.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimptreehandler.h b/app/core/gimptreehandler.h
index 7e6c9750b2..27497c4fe1 100644
--- a/app/core/gimptreehandler.h
+++ b/app/core/gimptreehandler.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_TREE_HANDLER_H__
diff --git a/app/core/gimptriviallycancelablewaitable.c b/app/core/gimptriviallycancelablewaitable.c
index 865def6aba..d90a9cb839 100644
--- a/app/core/gimptriviallycancelablewaitable.c
+++ b/app/core/gimptriviallycancelablewaitable.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimptriviallycancelablewaitable.h b/app/core/gimptriviallycancelablewaitable.h
index 6e46de2ed6..bb09a529ef 100644
--- a/app/core/gimptriviallycancelablewaitable.h
+++ b/app/core/gimptriviallycancelablewaitable.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_TRIVIALLY_CANCELABLE_WAITABLE_H__
diff --git a/app/core/gimpuncancelablewaitable.c b/app/core/gimpuncancelablewaitable.c
index dcbd6bbd4b..596efedc4d 100644
--- a/app/core/gimpuncancelablewaitable.c
+++ b/app/core/gimpuncancelablewaitable.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimpuncancelablewaitable.h b/app/core/gimpuncancelablewaitable.h
index fd45335e9b..90b26ff718 100644
--- a/app/core/gimpuncancelablewaitable.h
+++ b/app/core/gimpuncancelablewaitable.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_UNCANCELABLE_WAITABLE_H__
diff --git a/app/core/gimpundo.c b/app/core/gimpundo.c
index a02b804b85..68bbae047b 100644
--- a/app/core/gimpundo.c
+++ b/app/core/gimpundo.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimpundo.h b/app/core/gimpundo.h
index 419ac23460..03d03c2113 100644
--- a/app/core/gimpundo.h
+++ b/app/core/gimpundo.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_UNDO_H__
diff --git a/app/core/gimpundostack.c b/app/core/gimpundostack.c
index 9f11166070..666ed9bc9e 100644
--- a/app/core/gimpundostack.c
+++ b/app/core/gimpundostack.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimpundostack.h b/app/core/gimpundostack.h
index 89bd023d4c..8432df077c 100644
--- a/app/core/gimpundostack.h
+++ b/app/core/gimpundostack.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_UNDO_STACK_H__
diff --git a/app/core/gimpunit.c b/app/core/gimpunit.c
index 35b33f8ccb..3fad305ca3 100644
--- a/app/core/gimpunit.c
+++ b/app/core/gimpunit.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 /* This file contains the definition of the size unit objects. The
diff --git a/app/core/gimpunit.h b/app/core/gimpunit.h
index bf4e1dda33..60dbc752b6 100644
--- a/app/core/gimpunit.h
+++ b/app/core/gimpunit.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __APP_GIMP_UNIT_H__
diff --git a/app/core/gimpviewable.c b/app/core/gimpviewable.c
index f3bee53f76..f73295b3ff 100644
--- a/app/core/gimpviewable.c
+++ b/app/core/gimpviewable.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/core/gimpviewable.h b/app/core/gimpviewable.h
index 4f07159169..b3c1fa84e4 100644
--- a/app/core/gimpviewable.h
+++ b/app/core/gimpviewable.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_VIEWABLE_H__
diff --git a/app/core/gimpwaitable.c b/app/core/gimpwaitable.c
index ccefd2e6a5..4607f744f8 100644
--- a/app/core/gimpwaitable.c
+++ b/app/core/gimpwaitable.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 
diff --git a/app/core/gimpwaitable.h b/app/core/gimpwaitable.h
index 9a9258706f..b85bece260 100644
--- a/app/core/gimpwaitable.h
+++ b/app/core/gimpwaitable.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_WAITABLE_H__
diff --git a/app/dialogs/about-dialog.c b/app/dialogs/about-dialog.c
index 36d90e83dc..6718f34aaa 100644
--- a/app/dialogs/about-dialog.c
+++ b/app/dialogs/about-dialog.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/dialogs/about-dialog.h b/app/dialogs/about-dialog.h
index 02c489c5b7..4f1d84d622 100644
--- a/app/dialogs/about-dialog.h
+++ b/app/dialogs/about-dialog.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __ABOUT_DIALOG_H__
diff --git a/app/dialogs/action-search-dialog.c b/app/dialogs/action-search-dialog.c
index b42a96bb4a..cfb5104d71 100644
--- a/app/dialogs/action-search-dialog.c
+++ b/app/dialogs/action-search-dialog.c
@@ -19,7 +19,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/dialogs/action-search-dialog.h b/app/dialogs/action-search-dialog.h
index da2cf90f07..7fa3e06ea4 100644
--- a/app/dialogs/action-search-dialog.h
+++ b/app/dialogs/action-search-dialog.h
@@ -18,7 +18,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __ACTION_SEARCH_DIALOG_H__
diff --git a/app/dialogs/channel-options-dialog.c b/app/dialogs/channel-options-dialog.c
index f9437a5288..4a6cd3c014 100644
--- a/app/dialogs/channel-options-dialog.c
+++ b/app/dialogs/channel-options-dialog.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/dialogs/channel-options-dialog.h b/app/dialogs/channel-options-dialog.h
index 4bbc26b111..a1de49075a 100644
--- a/app/dialogs/channel-options-dialog.h
+++ b/app/dialogs/channel-options-dialog.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __CHANNEL_OPTIONS_DIALOG_H__
diff --git a/app/dialogs/color-profile-dialog.c b/app/dialogs/color-profile-dialog.c
index 29384a7c81..5217a927ad 100644
--- a/app/dialogs/color-profile-dialog.c
+++ b/app/dialogs/color-profile-dialog.c
@@ -18,7 +18,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/dialogs/color-profile-dialog.h b/app/dialogs/color-profile-dialog.h
index ecf89de1da..5f3921d45b 100644
--- a/app/dialogs/color-profile-dialog.h
+++ b/app/dialogs/color-profile-dialog.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __COLOR_PROFILE_DIALOG_H__
diff --git a/app/dialogs/color-profile-import-dialog.c b/app/dialogs/color-profile-import-dialog.c
index 72e8278f53..94ea02ff99 100644
--- a/app/dialogs/color-profile-import-dialog.c
+++ b/app/dialogs/color-profile-import-dialog.c
@@ -18,7 +18,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/dialogs/color-profile-import-dialog.h b/app/dialogs/color-profile-import-dialog.h
index 52732e4774..2b91d4c8f0 100644
--- a/app/dialogs/color-profile-import-dialog.h
+++ b/app/dialogs/color-profile-import-dialog.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __COLOR_PROFILE_IMPORT_DIALOG_H__
diff --git a/app/dialogs/convert-indexed-dialog.c b/app/dialogs/convert-indexed-dialog.c
index 139ab7cb6f..7ca775e1d1 100644
--- a/app/dialogs/convert-indexed-dialog.c
+++ b/app/dialogs/convert-indexed-dialog.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/dialogs/convert-indexed-dialog.h b/app/dialogs/convert-indexed-dialog.h
index b91141974d..df0ca5054b 100644
--- a/app/dialogs/convert-indexed-dialog.h
+++ b/app/dialogs/convert-indexed-dialog.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __CONVERT_INDEXED_DIALOG_H__
diff --git a/app/dialogs/convert-precision-dialog.c b/app/dialogs/convert-precision-dialog.c
index 24d33a38ce..7743f4316f 100644
--- a/app/dialogs/convert-precision-dialog.c
+++ b/app/dialogs/convert-precision-dialog.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/dialogs/convert-precision-dialog.h b/app/dialogs/convert-precision-dialog.h
index 7659a5e85f..7d4ebcd269 100644
--- a/app/dialogs/convert-precision-dialog.h
+++ b/app/dialogs/convert-precision-dialog.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __CONVERT_PRECISION_DIALOG_H__
diff --git a/app/dialogs/data-delete-dialog.c b/app/dialogs/data-delete-dialog.c
index 5b0438142a..acd6c5cf29 100644
--- a/app/dialogs/data-delete-dialog.c
+++ b/app/dialogs/data-delete-dialog.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/dialogs/data-delete-dialog.h b/app/dialogs/data-delete-dialog.h
index 2adae0ed1b..1b41a964b6 100644
--- a/app/dialogs/data-delete-dialog.h
+++ b/app/dialogs/data-delete-dialog.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __DATA_DELETE_DIALOG_H__
diff --git a/app/dialogs/dialogs-constructors.c b/app/dialogs/dialogs-constructors.c
index de631fdd91..b20690ee55 100644
--- a/app/dialogs/dialogs-constructors.c
+++ b/app/dialogs/dialogs-constructors.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/dialogs/dialogs-constructors.h b/app/dialogs/dialogs-constructors.h
index 021c80bbad..e656e35b26 100644
--- a/app/dialogs/dialogs-constructors.h
+++ b/app/dialogs/dialogs-constructors.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __DIALOGS_CONSTRUCTORS_H__
diff --git a/app/dialogs/dialogs-types.h b/app/dialogs/dialogs-types.h
index e02169b0cc..afdd02534c 100644
--- a/app/dialogs/dialogs-types.h
+++ b/app/dialogs/dialogs-types.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __DIALOGS_TYPES_H__
diff --git a/app/dialogs/dialogs.c b/app/dialogs/dialogs.c
index a40317761e..30ee47362f 100644
--- a/app/dialogs/dialogs.c
+++ b/app/dialogs/dialogs.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/dialogs/dialogs.h b/app/dialogs/dialogs.h
index 51f064435f..387dfa2fa4 100644
--- a/app/dialogs/dialogs.h
+++ b/app/dialogs/dialogs.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __DIALOGS_H__
diff --git a/app/dialogs/extensions-dialog.c b/app/dialogs/extensions-dialog.c
index cf25e32a31..f565ac6de5 100644
--- a/app/dialogs/extensions-dialog.c
+++ b/app/dialogs/extensions-dialog.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/dialogs/extensions-dialog.h b/app/dialogs/extensions-dialog.h
index 8eb668e8ad..b63072e306 100644
--- a/app/dialogs/extensions-dialog.h
+++ b/app/dialogs/extensions-dialog.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __EXTENSIONS_DIALOG_H__
diff --git a/app/dialogs/fade-dialog.c b/app/dialogs/fade-dialog.c
index caffbddb56..2b719f3cc8 100644
--- a/app/dialogs/fade-dialog.c
+++ b/app/dialogs/fade-dialog.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/dialogs/fade-dialog.h b/app/dialogs/fade-dialog.h
index b4802c847f..37e3848653 100644
--- a/app/dialogs/fade-dialog.h
+++ b/app/dialogs/fade-dialog.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __FADE_DIALOG_H__
diff --git a/app/dialogs/file-open-dialog.c b/app/dialogs/file-open-dialog.c
index 935e90f49e..8f1054c442 100644
--- a/app/dialogs/file-open-dialog.c
+++ b/app/dialogs/file-open-dialog.c
@@ -13,7 +13,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/dialogs/file-open-dialog.h b/app/dialogs/file-open-dialog.h
index 9f859a3407..fba4896f60 100644
--- a/app/dialogs/file-open-dialog.h
+++ b/app/dialogs/file-open-dialog.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __FILE_OPEN_DIALOG_H__
diff --git a/app/dialogs/file-open-location-dialog.c b/app/dialogs/file-open-location-dialog.c
index 79ffedc7f7..6b101909fb 100644
--- a/app/dialogs/file-open-location-dialog.c
+++ b/app/dialogs/file-open-location-dialog.c
@@ -13,7 +13,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/dialogs/file-open-location-dialog.h b/app/dialogs/file-open-location-dialog.h
index 4f22a65ea1..b2926cd3c5 100644
--- a/app/dialogs/file-open-location-dialog.h
+++ b/app/dialogs/file-open-location-dialog.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __FILE_OPEN_LOCATION_DIALOG_H__
diff --git a/app/dialogs/file-save-dialog.c b/app/dialogs/file-save-dialog.c
index a1a19529eb..150a4f902e 100644
--- a/app/dialogs/file-save-dialog.c
+++ b/app/dialogs/file-save-dialog.c
@@ -13,7 +13,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/dialogs/file-save-dialog.h b/app/dialogs/file-save-dialog.h
index 9465c590c4..92f69cb5c4 100644
--- a/app/dialogs/file-save-dialog.h
+++ b/app/dialogs/file-save-dialog.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __FILE_SAVE_DIALOG_H__
diff --git a/app/dialogs/fill-dialog.c b/app/dialogs/fill-dialog.c
index fb56886134..cca4e23bc6 100644
--- a/app/dialogs/fill-dialog.c
+++ b/app/dialogs/fill-dialog.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/dialogs/fill-dialog.h b/app/dialogs/fill-dialog.h
index d19ed2c0f4..35570cb698 100644
--- a/app/dialogs/fill-dialog.h
+++ b/app/dialogs/fill-dialog.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __FILL_DIALOG_H__
diff --git a/app/dialogs/grid-dialog.c b/app/dialogs/grid-dialog.c
index 2183217912..3c8fcb6b7b 100644
--- a/app/dialogs/grid-dialog.c
+++ b/app/dialogs/grid-dialog.c
@@ -14,7 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/dialogs/grid-dialog.h b/app/dialogs/grid-dialog.h
index c861613863..19670f968b 100644
--- a/app/dialogs/grid-dialog.h
+++ b/app/dialogs/grid-dialog.h
@@ -14,7 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GRID_DIALOG_H__
diff --git a/app/dialogs/image-merge-layers-dialog.c b/app/dialogs/image-merge-layers-dialog.c
index 782bbe5c10..552d26bafa 100644
--- a/app/dialogs/image-merge-layers-dialog.c
+++ b/app/dialogs/image-merge-layers-dialog.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/dialogs/image-merge-layers-dialog.h b/app/dialogs/image-merge-layers-dialog.h
index a9d0164d01..e763f91cc9 100644
--- a/app/dialogs/image-merge-layers-dialog.h
+++ b/app/dialogs/image-merge-layers-dialog.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __IMAGE_MERGE_LAYERS_DIALOG_H__
diff --git a/app/dialogs/image-new-dialog.c b/app/dialogs/image-new-dialog.c
index 4a7252fd14..b589dc7903 100644
--- a/app/dialogs/image-new-dialog.c
+++ b/app/dialogs/image-new-dialog.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/dialogs/image-new-dialog.h b/app/dialogs/image-new-dialog.h
index f8956501a7..e619cb7919 100644
--- a/app/dialogs/image-new-dialog.h
+++ b/app/dialogs/image-new-dialog.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __IMAGE_NEW_DIALOG_H__
diff --git a/app/dialogs/image-properties-dialog.c b/app/dialogs/image-properties-dialog.c
index a8542df39a..c8e29365ac 100644
--- a/app/dialogs/image-properties-dialog.c
+++ b/app/dialogs/image-properties-dialog.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/dialogs/image-properties-dialog.h b/app/dialogs/image-properties-dialog.h
index 57883f9667..57a14ff733 100644
--- a/app/dialogs/image-properties-dialog.h
+++ b/app/dialogs/image-properties-dialog.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __IMAGE_PROPERTIES_DIALOG_H__
diff --git a/app/dialogs/image-scale-dialog.c b/app/dialogs/image-scale-dialog.c
index 8daf580201..9e9a8be1a8 100644
--- a/app/dialogs/image-scale-dialog.c
+++ b/app/dialogs/image-scale-dialog.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/dialogs/image-scale-dialog.h b/app/dialogs/image-scale-dialog.h
index 53fdd7f687..fe3d257571 100644
--- a/app/dialogs/image-scale-dialog.h
+++ b/app/dialogs/image-scale-dialog.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __IMAGE_SCALE_DIALOG_H__
diff --git a/app/dialogs/input-devices-dialog.c b/app/dialogs/input-devices-dialog.c
index e815a0961c..1c985ce51e 100644
--- a/app/dialogs/input-devices-dialog.c
+++ b/app/dialogs/input-devices-dialog.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/dialogs/input-devices-dialog.h b/app/dialogs/input-devices-dialog.h
index 8815900931..54d50d20ec 100644
--- a/app/dialogs/input-devices-dialog.h
+++ b/app/dialogs/input-devices-dialog.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __INPUT_DEVICES_DIALOG_H__
diff --git a/app/dialogs/item-options-dialog.c b/app/dialogs/item-options-dialog.c
index 9e0b6fc659..265ecc9ff3 100644
--- a/app/dialogs/item-options-dialog.c
+++ b/app/dialogs/item-options-dialog.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/dialogs/item-options-dialog.h b/app/dialogs/item-options-dialog.h
index 1eec57b19d..b577047255 100644
--- a/app/dialogs/item-options-dialog.h
+++ b/app/dialogs/item-options-dialog.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __ITEM_OPTIONS_DIALOG_H__
diff --git a/app/dialogs/keyboard-shortcuts-dialog.c b/app/dialogs/keyboard-shortcuts-dialog.c
index 37aad617c9..3e4fc74de0 100644
--- a/app/dialogs/keyboard-shortcuts-dialog.c
+++ b/app/dialogs/keyboard-shortcuts-dialog.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/dialogs/keyboard-shortcuts-dialog.h b/app/dialogs/keyboard-shortcuts-dialog.h
index c6c0efa6ac..3c799125e3 100644
--- a/app/dialogs/keyboard-shortcuts-dialog.h
+++ b/app/dialogs/keyboard-shortcuts-dialog.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __KEYBOARD_SHORTCUTS_DIALOG_H__
diff --git a/app/dialogs/layer-add-mask-dialog.c b/app/dialogs/layer-add-mask-dialog.c
index e481a74ce0..2f626b0d4e 100644
--- a/app/dialogs/layer-add-mask-dialog.c
+++ b/app/dialogs/layer-add-mask-dialog.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/dialogs/layer-add-mask-dialog.h b/app/dialogs/layer-add-mask-dialog.h
index fe0b5499de..ecdd9d3ff2 100644
--- a/app/dialogs/layer-add-mask-dialog.h
+++ b/app/dialogs/layer-add-mask-dialog.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __LAYER_ADD_MASK_DIALOG_H__
diff --git a/app/dialogs/layer-options-dialog.c b/app/dialogs/layer-options-dialog.c
index a9216a080d..02c339c504 100644
--- a/app/dialogs/layer-options-dialog.c
+++ b/app/dialogs/layer-options-dialog.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/dialogs/layer-options-dialog.h b/app/dialogs/layer-options-dialog.h
index 326efa0da4..ceb0502ba9 100644
--- a/app/dialogs/layer-options-dialog.h
+++ b/app/dialogs/layer-options-dialog.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __LAYER_OPTIONS_DIALOG_H__
diff --git a/app/dialogs/module-dialog.c b/app/dialogs/module-dialog.c
index b8709b1385..6ea0d53189 100644
--- a/app/dialogs/module-dialog.c
+++ b/app/dialogs/module-dialog.c
@@ -16,7 +16,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/dialogs/module-dialog.h b/app/dialogs/module-dialog.h
index c950a649e1..17aaef0f63 100644
--- a/app/dialogs/module-dialog.h
+++ b/app/dialogs/module-dialog.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __MODULE_DIALOG_H__
diff --git a/app/dialogs/offset-dialog.c b/app/dialogs/offset-dialog.c
index e27485a988..9d3a95501b 100644
--- a/app/dialogs/offset-dialog.c
+++ b/app/dialogs/offset-dialog.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/dialogs/offset-dialog.h b/app/dialogs/offset-dialog.h
index 0555359e20..b2f6d1c6a0 100644
--- a/app/dialogs/offset-dialog.h
+++ b/app/dialogs/offset-dialog.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __OFFSET_DIALOG_H__
diff --git a/app/dialogs/palette-import-dialog.c b/app/dialogs/palette-import-dialog.c
index dfaaf88e9f..3e06758136 100644
--- a/app/dialogs/palette-import-dialog.c
+++ b/app/dialogs/palette-import-dialog.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/dialogs/palette-import-dialog.h b/app/dialogs/palette-import-dialog.h
index 264de1f2e0..baa5677c27 100644
--- a/app/dialogs/palette-import-dialog.h
+++ b/app/dialogs/palette-import-dialog.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __PALETTE_IMPORT_DIALOG_H__
diff --git a/app/dialogs/preferences-dialog-utils.c b/app/dialogs/preferences-dialog-utils.c
index 104a107813..730bd50315 100644
--- a/app/dialogs/preferences-dialog-utils.c
+++ b/app/dialogs/preferences-dialog-utils.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/dialogs/preferences-dialog-utils.h b/app/dialogs/preferences-dialog-utils.h
index c16801f735..2962a2cb26 100644
--- a/app/dialogs/preferences-dialog-utils.h
+++ b/app/dialogs/preferences-dialog-utils.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __PREFERENCES_DIALOG_UTILS_H__
diff --git a/app/dialogs/preferences-dialog.c b/app/dialogs/preferences-dialog.c
index 55179ec9ba..468e8da46b 100644
--- a/app/dialogs/preferences-dialog.c
+++ b/app/dialogs/preferences-dialog.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/dialogs/preferences-dialog.h b/app/dialogs/preferences-dialog.h
index 5e7bcbce0b..899f2938f2 100644
--- a/app/dialogs/preferences-dialog.h
+++ b/app/dialogs/preferences-dialog.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __PREFERENCES_DIALOG_H__
diff --git a/app/dialogs/print-size-dialog.c b/app/dialogs/print-size-dialog.c
index 2871bf92da..55736e9813 100644
--- a/app/dialogs/print-size-dialog.c
+++ b/app/dialogs/print-size-dialog.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/dialogs/print-size-dialog.h b/app/dialogs/print-size-dialog.h
index ea9b759dbd..53f37f5f6f 100644
--- a/app/dialogs/print-size-dialog.h
+++ b/app/dialogs/print-size-dialog.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __PRINT_SIZE_DIALOG_H__
diff --git a/app/dialogs/quit-dialog.c b/app/dialogs/quit-dialog.c
index db70fdafaf..fd27b6b637 100644
--- a/app/dialogs/quit-dialog.c
+++ b/app/dialogs/quit-dialog.c
@@ -14,7 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/dialogs/quit-dialog.h b/app/dialogs/quit-dialog.h
index daa4500308..17609766ec 100644
--- a/app/dialogs/quit-dialog.h
+++ b/app/dialogs/quit-dialog.h
@@ -14,7 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __QUIT_DIALOG_H__
diff --git a/app/dialogs/resize-dialog.c b/app/dialogs/resize-dialog.c
index 23665fe409..7d60a9788f 100644
--- a/app/dialogs/resize-dialog.c
+++ b/app/dialogs/resize-dialog.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/dialogs/resize-dialog.h b/app/dialogs/resize-dialog.h
index 7e8423cd72..ddbe5ce1c8 100644
--- a/app/dialogs/resize-dialog.h
+++ b/app/dialogs/resize-dialog.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __RESIZE_DIALOG_H__
diff --git a/app/dialogs/resolution-calibrate-dialog.c b/app/dialogs/resolution-calibrate-dialog.c
index 4f784e9c00..2f9418a76f 100644
--- a/app/dialogs/resolution-calibrate-dialog.c
+++ b/app/dialogs/resolution-calibrate-dialog.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/dialogs/resolution-calibrate-dialog.h b/app/dialogs/resolution-calibrate-dialog.h
index 21fd5af752..84a60dc5ac 100644
--- a/app/dialogs/resolution-calibrate-dialog.h
+++ b/app/dialogs/resolution-calibrate-dialog.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __RESOLUTION_CALIBRATE_DIALOG_H__
diff --git a/app/dialogs/scale-dialog.c b/app/dialogs/scale-dialog.c
index 4d1948a258..2bf2e285fd 100644
--- a/app/dialogs/scale-dialog.c
+++ b/app/dialogs/scale-dialog.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/dialogs/scale-dialog.h b/app/dialogs/scale-dialog.h
index 6f8c4505fc..46e8f9cfd8 100644
--- a/app/dialogs/scale-dialog.h
+++ b/app/dialogs/scale-dialog.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __SCALE_DIALOG_H__
diff --git a/app/dialogs/stroke-dialog.c b/app/dialogs/stroke-dialog.c
index 92f4f065a8..b58b2f5049 100644
--- a/app/dialogs/stroke-dialog.c
+++ b/app/dialogs/stroke-dialog.c
@@ -14,7 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/dialogs/stroke-dialog.h b/app/dialogs/stroke-dialog.h
index 9b52d77702..e8e02a1084 100644
--- a/app/dialogs/stroke-dialog.h
+++ b/app/dialogs/stroke-dialog.h
@@ -14,7 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __STROKE_DIALOG_H__
diff --git a/app/dialogs/template-options-dialog.c b/app/dialogs/template-options-dialog.c
index 2ebb607a20..5d7266f23f 100644
--- a/app/dialogs/template-options-dialog.c
+++ b/app/dialogs/template-options-dialog.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/dialogs/template-options-dialog.h b/app/dialogs/template-options-dialog.h
index 0bb5389a86..633489e752 100644
--- a/app/dialogs/template-options-dialog.h
+++ b/app/dialogs/template-options-dialog.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __TEMPLATE_OPTIONS_DIALOG_H__
diff --git a/app/dialogs/tips-dialog.c b/app/dialogs/tips-dialog.c
index 8963a3119d..f9426083ae 100644
--- a/app/dialogs/tips-dialog.c
+++ b/app/dialogs/tips-dialog.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/dialogs/tips-dialog.h b/app/dialogs/tips-dialog.h
index a6bb99a6ec..e594212ecf 100644
--- a/app/dialogs/tips-dialog.h
+++ b/app/dialogs/tips-dialog.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __TIPS_DIALOG_H__
diff --git a/app/dialogs/tips-parser.c b/app/dialogs/tips-parser.c
index 33670deeff..9e94f0f748 100644
--- a/app/dialogs/tips-parser.c
+++ b/app/dialogs/tips-parser.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/dialogs/tips-parser.h b/app/dialogs/tips-parser.h
index 2d0d65b8c1..4d9fab78ed 100644
--- a/app/dialogs/tips-parser.h
+++ b/app/dialogs/tips-parser.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __TIPS_PARSER_H__
diff --git a/app/dialogs/user-install-dialog.c b/app/dialogs/user-install-dialog.c
index e498f29593..af9edd4bbc 100644
--- a/app/dialogs/user-install-dialog.c
+++ b/app/dialogs/user-install-dialog.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/dialogs/user-install-dialog.h b/app/dialogs/user-install-dialog.h
index 943dd0b3ab..baa2bdad15 100644
--- a/app/dialogs/user-install-dialog.h
+++ b/app/dialogs/user-install-dialog.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __USER_INSTALL_DIALOG_H__
diff --git a/app/dialogs/vectors-export-dialog.c b/app/dialogs/vectors-export-dialog.c
index d68a092bde..3bb47014eb 100644
--- a/app/dialogs/vectors-export-dialog.c
+++ b/app/dialogs/vectors-export-dialog.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/dialogs/vectors-export-dialog.h b/app/dialogs/vectors-export-dialog.h
index 5b20e8659f..236b6e56aa 100644
--- a/app/dialogs/vectors-export-dialog.h
+++ b/app/dialogs/vectors-export-dialog.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __VECTORS_EXPORT_DIALOG_H__
diff --git a/app/dialogs/vectors-import-dialog.c b/app/dialogs/vectors-import-dialog.c
index 8fc4dc32fb..232143f25c 100644
--- a/app/dialogs/vectors-import-dialog.c
+++ b/app/dialogs/vectors-import-dialog.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/dialogs/vectors-import-dialog.h b/app/dialogs/vectors-import-dialog.h
index 558adcce42..b8928d4633 100644
--- a/app/dialogs/vectors-import-dialog.h
+++ b/app/dialogs/vectors-import-dialog.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __VECTORS_IMPORT_DIALOG_H__
diff --git a/app/dialogs/vectors-options-dialog.c b/app/dialogs/vectors-options-dialog.c
index 85fe4d4318..3b00be02c5 100644
--- a/app/dialogs/vectors-options-dialog.c
+++ b/app/dialogs/vectors-options-dialog.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/dialogs/vectors-options-dialog.h b/app/dialogs/vectors-options-dialog.h
index a446ef1f48..00f5a32758 100644
--- a/app/dialogs/vectors-options-dialog.h
+++ b/app/dialogs/vectors-options-dialog.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __VECTORS_OPTIONS_DIALOG_H__
diff --git a/app/display/display-enums.h b/app/display/display-enums.h
index 9641a0ff5d..52db053dcd 100644
--- a/app/display/display-enums.h
+++ b/app/display/display-enums.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __DISPLAY_ENUMS_H__
diff --git a/app/display/display-types.h b/app/display/display-types.h
index cc4d8c059b..6de751dc1c 100644
--- a/app/display/display-types.h
+++ b/app/display/display-types.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __DISPLAY_TYPES_H__
diff --git a/app/display/gimpcanvas-style.c b/app/display/gimpcanvas-style.c
index de19f21dbb..3baed36c82 100644
--- a/app/display/gimpcanvas-style.c
+++ b/app/display/gimpcanvas-style.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/display/gimpcanvas-style.h b/app/display/gimpcanvas-style.h
index 2de2fff320..85d35078b9 100644
--- a/app/display/gimpcanvas-style.h
+++ b/app/display/gimpcanvas-style.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_CANVAS_STYLE_H__
diff --git a/app/display/gimpcanvas.c b/app/display/gimpcanvas.c
index fe49c2f644..6254f875ec 100644
--- a/app/display/gimpcanvas.c
+++ b/app/display/gimpcanvas.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/display/gimpcanvas.h b/app/display/gimpcanvas.h
index 689e04cfef..cb81f71897 100644
--- a/app/display/gimpcanvas.h
+++ b/app/display/gimpcanvas.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_CANVAS_H__
diff --git a/app/display/gimpcanvasarc.c b/app/display/gimpcanvasarc.c
index 6104095800..5fde91b76a 100644
--- a/app/display/gimpcanvasarc.c
+++ b/app/display/gimpcanvasarc.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/display/gimpcanvasarc.h b/app/display/gimpcanvasarc.h
index 784f4566a3..18963520fd 100644
--- a/app/display/gimpcanvasarc.h
+++ b/app/display/gimpcanvasarc.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_CANVAS_ARC_H__
diff --git a/app/display/gimpcanvasboundary.c b/app/display/gimpcanvasboundary.c
index 6136d901e3..68448ad357 100644
--- a/app/display/gimpcanvasboundary.c
+++ b/app/display/gimpcanvasboundary.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/display/gimpcanvasboundary.h b/app/display/gimpcanvasboundary.h
index 47d37dd890..527f89ef6d 100644
--- a/app/display/gimpcanvasboundary.h
+++ b/app/display/gimpcanvasboundary.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_CANVAS_BOUNDARY_H__
diff --git a/app/display/gimpcanvasbufferpreview.c b/app/display/gimpcanvasbufferpreview.c
index 260fb73ce2..2221b0ac3a 100644
--- a/app/display/gimpcanvasbufferpreview.c
+++ b/app/display/gimpcanvasbufferpreview.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/display/gimpcanvasbufferpreview.h b/app/display/gimpcanvasbufferpreview.h
index 50660e937e..28d8806bad 100644
--- a/app/display/gimpcanvasbufferpreview.h
+++ b/app/display/gimpcanvasbufferpreview.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_CANVAS_BUFFER_PREVIEW_H__
diff --git a/app/display/gimpcanvascorner.c b/app/display/gimpcanvascorner.c
index 8acc683d27..2cc59f3e06 100644
--- a/app/display/gimpcanvascorner.c
+++ b/app/display/gimpcanvascorner.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/display/gimpcanvascorner.h b/app/display/gimpcanvascorner.h
index d0c3901dcf..47cc53b1d9 100644
--- a/app/display/gimpcanvascorner.h
+++ b/app/display/gimpcanvascorner.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_CANVAS_CORNER_H__
diff --git a/app/display/gimpcanvascursor.c b/app/display/gimpcanvascursor.c
index bc81611945..ff171d36ad 100644
--- a/app/display/gimpcanvascursor.c
+++ b/app/display/gimpcanvascursor.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/display/gimpcanvascursor.h b/app/display/gimpcanvascursor.h
index 17dd9406c4..b518563184 100644
--- a/app/display/gimpcanvascursor.h
+++ b/app/display/gimpcanvascursor.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_CANVAS_CURSOR_H__
diff --git a/app/display/gimpcanvasgrid.c b/app/display/gimpcanvasgrid.c
index e292f7a3ba..4f9f138370 100644
--- a/app/display/gimpcanvasgrid.c
+++ b/app/display/gimpcanvasgrid.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/display/gimpcanvasgrid.h b/app/display/gimpcanvasgrid.h
index c9ac63b26f..391d2ea507 100644
--- a/app/display/gimpcanvasgrid.h
+++ b/app/display/gimpcanvasgrid.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_CANVAS_GRID_H__
diff --git a/app/display/gimpcanvasgroup.c b/app/display/gimpcanvasgroup.c
index d86b83413b..a28029e3ec 100644
--- a/app/display/gimpcanvasgroup.c
+++ b/app/display/gimpcanvasgroup.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/display/gimpcanvasgroup.h b/app/display/gimpcanvasgroup.h
index 486f35f1bb..d2fb9cc8bf 100644
--- a/app/display/gimpcanvasgroup.h
+++ b/app/display/gimpcanvasgroup.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_CANVAS_GROUP_H__
diff --git a/app/display/gimpcanvasguide.c b/app/display/gimpcanvasguide.c
index 52a3622b6d..2547e9dae6 100644
--- a/app/display/gimpcanvasguide.c
+++ b/app/display/gimpcanvasguide.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/display/gimpcanvasguide.h b/app/display/gimpcanvasguide.h
index 491a12981b..54b1696480 100644
--- a/app/display/gimpcanvasguide.h
+++ b/app/display/gimpcanvasguide.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_CANVAS_GUIDE_H__
diff --git a/app/display/gimpcanvashandle.c b/app/display/gimpcanvashandle.c
index 931c469534..36b0307513 100644
--- a/app/display/gimpcanvashandle.c
+++ b/app/display/gimpcanvashandle.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/display/gimpcanvashandle.h b/app/display/gimpcanvashandle.h
index 9839fc8850..0dea9572de 100644
--- a/app/display/gimpcanvashandle.h
+++ b/app/display/gimpcanvashandle.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_CANVAS_HANDLE_H__
diff --git a/app/display/gimpcanvasitem-utils.c b/app/display/gimpcanvasitem-utils.c
index e72c194163..4c23592f1f 100644
--- a/app/display/gimpcanvasitem-utils.c
+++ b/app/display/gimpcanvasitem-utils.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/display/gimpcanvasitem-utils.h b/app/display/gimpcanvasitem-utils.h
index bca9b3f640..240385e0c6 100644
--- a/app/display/gimpcanvasitem-utils.h
+++ b/app/display/gimpcanvasitem-utils.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_CANVAS_ITEM_UTILS_H__
diff --git a/app/display/gimpcanvasitem.c b/app/display/gimpcanvasitem.c
index d40c87f46c..5d505b3f8f 100644
--- a/app/display/gimpcanvasitem.c
+++ b/app/display/gimpcanvasitem.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/display/gimpcanvasitem.h b/app/display/gimpcanvasitem.h
index 4011274b03..9bd87e16b2 100644
--- a/app/display/gimpcanvasitem.h
+++ b/app/display/gimpcanvasitem.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_CANVAS_ITEM_H__
diff --git a/app/display/gimpcanvaslayerboundary.c b/app/display/gimpcanvaslayerboundary.c
index 634bc5e792..cc23476216 100644
--- a/app/display/gimpcanvaslayerboundary.c
+++ b/app/display/gimpcanvaslayerboundary.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/display/gimpcanvaslayerboundary.h b/app/display/gimpcanvaslayerboundary.h
index d9420fcb49..5f901315f9 100644
--- a/app/display/gimpcanvaslayerboundary.h
+++ b/app/display/gimpcanvaslayerboundary.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_CANVAS_LAYER_BOUNDARY_H__
diff --git a/app/display/gimpcanvasline.c b/app/display/gimpcanvasline.c
index edf41a3417..d22b97bab8 100644
--- a/app/display/gimpcanvasline.c
+++ b/app/display/gimpcanvasline.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/display/gimpcanvasline.h b/app/display/gimpcanvasline.h
index 13246cc838..6f3f5f20a4 100644
--- a/app/display/gimpcanvasline.h
+++ b/app/display/gimpcanvasline.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_CANVAS_LINE_H__
diff --git a/app/display/gimpcanvaspassepartout.c b/app/display/gimpcanvaspassepartout.c
index f7087b109d..b7a11c695b 100644
--- a/app/display/gimpcanvaspassepartout.c
+++ b/app/display/gimpcanvaspassepartout.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/display/gimpcanvaspassepartout.h b/app/display/gimpcanvaspassepartout.h
index 7a1dce3a0d..7356e3a146 100644
--- a/app/display/gimpcanvaspassepartout.h
+++ b/app/display/gimpcanvaspassepartout.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_CANVAS_PASSE_PARTOUT_H__
diff --git a/app/display/gimpcanvaspath.c b/app/display/gimpcanvaspath.c
index c485635122..7721789bf6 100644
--- a/app/display/gimpcanvaspath.c
+++ b/app/display/gimpcanvaspath.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/display/gimpcanvaspath.h b/app/display/gimpcanvaspath.h
index d37dbd6112..03fbb019fc 100644
--- a/app/display/gimpcanvaspath.h
+++ b/app/display/gimpcanvaspath.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_CANVAS_PATH_H__
diff --git a/app/display/gimpcanvaspen.c b/app/display/gimpcanvaspen.c
index cc6ebdc828..45a9453d2d 100644
--- a/app/display/gimpcanvaspen.c
+++ b/app/display/gimpcanvaspen.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/display/gimpcanvaspen.h b/app/display/gimpcanvaspen.h
index 8d976db2cb..3380790c84 100644
--- a/app/display/gimpcanvaspen.h
+++ b/app/display/gimpcanvaspen.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_CANVAS_PEN_H__
diff --git a/app/display/gimpcanvaspolygon.c b/app/display/gimpcanvaspolygon.c
index 9e93c38e8c..3667da102c 100644
--- a/app/display/gimpcanvaspolygon.c
+++ b/app/display/gimpcanvaspolygon.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/display/gimpcanvaspolygon.h b/app/display/gimpcanvaspolygon.h
index eec333a905..f68e36a0eb 100644
--- a/app/display/gimpcanvaspolygon.h
+++ b/app/display/gimpcanvaspolygon.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_CANVAS_POLYGON_H__
diff --git a/app/display/gimpcanvasprogress.c b/app/display/gimpcanvasprogress.c
index 24fad4a740..0d83c78fb9 100644
--- a/app/display/gimpcanvasprogress.c
+++ b/app/display/gimpcanvasprogress.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/display/gimpcanvasprogress.h b/app/display/gimpcanvasprogress.h
index 2182fc7042..1f6a9c7803 100644
--- a/app/display/gimpcanvasprogress.h
+++ b/app/display/gimpcanvasprogress.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_CANVAS_PROGRESS_H__
diff --git a/app/display/gimpcanvasproxygroup.c b/app/display/gimpcanvasproxygroup.c
index 9ed00e18e4..8fced481b1 100644
--- a/app/display/gimpcanvasproxygroup.c
+++ b/app/display/gimpcanvasproxygroup.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/display/gimpcanvasproxygroup.h b/app/display/gimpcanvasproxygroup.h
index 3850433ad3..be25787361 100644
--- a/app/display/gimpcanvasproxygroup.h
+++ b/app/display/gimpcanvasproxygroup.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_CANVAS_PROXY_GROUP_H__
diff --git a/app/display/gimpcanvasrectangle.c b/app/display/gimpcanvasrectangle.c
index 89c362891e..f0690933a7 100644
--- a/app/display/gimpcanvasrectangle.c
+++ b/app/display/gimpcanvasrectangle.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/display/gimpcanvasrectangle.h b/app/display/gimpcanvasrectangle.h
index f9f6ee5308..6a96c067ac 100644
--- a/app/display/gimpcanvasrectangle.h
+++ b/app/display/gimpcanvasrectangle.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_CANVAS_RECTANGLE_H__
diff --git a/app/display/gimpcanvasrectangleguides.c b/app/display/gimpcanvasrectangleguides.c
index fcae8612d0..0f9ebf1029 100644
--- a/app/display/gimpcanvasrectangleguides.c
+++ b/app/display/gimpcanvasrectangleguides.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/display/gimpcanvasrectangleguides.h b/app/display/gimpcanvasrectangleguides.h
index f29f05ece0..1d37d15209 100644
--- a/app/display/gimpcanvasrectangleguides.h
+++ b/app/display/gimpcanvasrectangleguides.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_CANVAS_RECTANGLE_GUIDES_H__
diff --git a/app/display/gimpcanvassamplepoint.c b/app/display/gimpcanvassamplepoint.c
index fa314bb138..c4c299d890 100644
--- a/app/display/gimpcanvassamplepoint.c
+++ b/app/display/gimpcanvassamplepoint.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/display/gimpcanvassamplepoint.h b/app/display/gimpcanvassamplepoint.h
index 67859c03b7..00ac0d5967 100644
--- a/app/display/gimpcanvassamplepoint.h
+++ b/app/display/gimpcanvassamplepoint.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_CANVAS_SAMPLE_POINT_H__
diff --git a/app/display/gimpcanvastextcursor.c b/app/display/gimpcanvastextcursor.c
index f27a956821..09cac03e9f 100644
--- a/app/display/gimpcanvastextcursor.c
+++ b/app/display/gimpcanvastextcursor.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/display/gimpcanvastextcursor.h b/app/display/gimpcanvastextcursor.h
index 34e0c5c739..6d930dcacf 100644
--- a/app/display/gimpcanvastextcursor.h
+++ b/app/display/gimpcanvastextcursor.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_CANVAS_TEXT_CURSOR_H__
diff --git a/app/display/gimpcanvastransformguides.c b/app/display/gimpcanvastransformguides.c
index 379382aa9c..3110c5e852 100644
--- a/app/display/gimpcanvastransformguides.c
+++ b/app/display/gimpcanvastransformguides.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/display/gimpcanvastransformguides.h b/app/display/gimpcanvastransformguides.h
index 792de8a479..4358501581 100644
--- a/app/display/gimpcanvastransformguides.h
+++ b/app/display/gimpcanvastransformguides.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_CANVAS_TRANSFORM_GUIDES_H__
diff --git a/app/display/gimpcanvastransformpreview.c b/app/display/gimpcanvastransformpreview.c
index 90b7b47957..a9c41d8dfb 100644
--- a/app/display/gimpcanvastransformpreview.c
+++ b/app/display/gimpcanvastransformpreview.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/display/gimpcanvastransformpreview.h b/app/display/gimpcanvastransformpreview.h
index 62f3d9f5c2..b4dcf27c67 100644
--- a/app/display/gimpcanvastransformpreview.h
+++ b/app/display/gimpcanvastransformpreview.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_CANVAS_TRANSFORM_PREVIEW_H__
diff --git a/app/display/gimpcursorview.c b/app/display/gimpcursorview.c
index 6f1f5e127e..3f684df4c0 100644
--- a/app/display/gimpcursorview.c
+++ b/app/display/gimpcursorview.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/display/gimpcursorview.h b/app/display/gimpcursorview.h
index 3071687cde..7d5beefe79 100644
--- a/app/display/gimpcursorview.h
+++ b/app/display/gimpcursorview.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_CURSOR_VIEW_H__
diff --git a/app/display/gimpdisplay-foreach.c b/app/display/gimpdisplay-foreach.c
index 66ef8ed6ea..440113effd 100644
--- a/app/display/gimpdisplay-foreach.c
+++ b/app/display/gimpdisplay-foreach.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/display/gimpdisplay-foreach.h b/app/display/gimpdisplay-foreach.h
index 2c3400157e..09fae7c721 100644
--- a/app/display/gimpdisplay-foreach.h
+++ b/app/display/gimpdisplay-foreach.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_DISPLAY_FOREACH_H__
diff --git a/app/display/gimpdisplay-handlers.c b/app/display/gimpdisplay-handlers.c
index 4539f07297..a255d8c667 100644
--- a/app/display/gimpdisplay-handlers.c
+++ b/app/display/gimpdisplay-handlers.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/display/gimpdisplay-handlers.h b/app/display/gimpdisplay-handlers.h
index 9b03c34939..34c547c9da 100644
--- a/app/display/gimpdisplay-handlers.h
+++ b/app/display/gimpdisplay-handlers.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_DISPLAY_HANDLERS_H__
diff --git a/app/display/gimpdisplay.c b/app/display/gimpdisplay.c
index 0be7c90d12..ee4838b86f 100644
--- a/app/display/gimpdisplay.c
+++ b/app/display/gimpdisplay.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/display/gimpdisplay.h b/app/display/gimpdisplay.h
index c04163163f..8657528ee8 100644
--- a/app/display/gimpdisplay.h
+++ b/app/display/gimpdisplay.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_DISPLAY_H__
diff --git a/app/display/gimpdisplayshell-actions.c b/app/display/gimpdisplayshell-actions.c
index 98be13adf0..fa0b5efb52 100644
--- a/app/display/gimpdisplayshell-actions.c
+++ b/app/display/gimpdisplayshell-actions.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/display/gimpdisplayshell-actions.h b/app/display/gimpdisplayshell-actions.h
index c08b0b76cb..5d4a4da6ec 100644
--- a/app/display/gimpdisplayshell-actions.h
+++ b/app/display/gimpdisplayshell-actions.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_DISPLAY_SHELL_ACTIONS_H__
diff --git a/app/display/gimpdisplayshell-appearance.c b/app/display/gimpdisplayshell-appearance.c
index f0ba17da20..21b4aafc40 100644
--- a/app/display/gimpdisplayshell-appearance.c
+++ b/app/display/gimpdisplayshell-appearance.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/display/gimpdisplayshell-appearance.h b/app/display/gimpdisplayshell-appearance.h
index f6cca4c1ee..b9ab81e548 100644
--- a/app/display/gimpdisplayshell-appearance.h
+++ b/app/display/gimpdisplayshell-appearance.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_DISPLAY_SHELL_APPEARANCE_H__
diff --git a/app/display/gimpdisplayshell-autoscroll.c b/app/display/gimpdisplayshell-autoscroll.c
index f8f850ec1d..39cf252a5c 100644
--- a/app/display/gimpdisplayshell-autoscroll.c
+++ b/app/display/gimpdisplayshell-autoscroll.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/display/gimpdisplayshell-autoscroll.h b/app/display/gimpdisplayshell-autoscroll.h
index 3b8e78b8d0..c030759113 100644
--- a/app/display/gimpdisplayshell-autoscroll.h
+++ b/app/display/gimpdisplayshell-autoscroll.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_DISPLAY_SHELL_AUTOSCROLL_H__
diff --git a/app/display/gimpdisplayshell-callbacks.c b/app/display/gimpdisplayshell-callbacks.c
index 74f2a1af97..e567563c6a 100644
--- a/app/display/gimpdisplayshell-callbacks.c
+++ b/app/display/gimpdisplayshell-callbacks.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/display/gimpdisplayshell-callbacks.h b/app/display/gimpdisplayshell-callbacks.h
index 551f2d5f27..ca09a9afe9 100644
--- a/app/display/gimpdisplayshell-callbacks.h
+++ b/app/display/gimpdisplayshell-callbacks.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_DISPLAY_SHELL_CALLBACKS_H__
diff --git a/app/display/gimpdisplayshell-close.c b/app/display/gimpdisplayshell-close.c
index 1b4036db85..c09da4196e 100644
--- a/app/display/gimpdisplayshell-close.c
+++ b/app/display/gimpdisplayshell-close.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/display/gimpdisplayshell-close.h b/app/display/gimpdisplayshell-close.h
index 64494e1773..3d5565081e 100644
--- a/app/display/gimpdisplayshell-close.h
+++ b/app/display/gimpdisplayshell-close.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_DISPLAY_SHELL_CLOSE_H__
diff --git a/app/display/gimpdisplayshell-cursor.c b/app/display/gimpdisplayshell-cursor.c
index 71fa9fca38..5a536d509a 100644
--- a/app/display/gimpdisplayshell-cursor.c
+++ b/app/display/gimpdisplayshell-cursor.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/display/gimpdisplayshell-cursor.h b/app/display/gimpdisplayshell-cursor.h
index 6e20cf560e..8f434c619e 100644
--- a/app/display/gimpdisplayshell-cursor.h
+++ b/app/display/gimpdisplayshell-cursor.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_DISPLAY_SHELL_CURSOR_H__
diff --git a/app/display/gimpdisplayshell-dnd.c b/app/display/gimpdisplayshell-dnd.c
index 9569b3f794..be3d3c1b44 100644
--- a/app/display/gimpdisplayshell-dnd.c
+++ b/app/display/gimpdisplayshell-dnd.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/display/gimpdisplayshell-dnd.h b/app/display/gimpdisplayshell-dnd.h
index 5658199e1b..d1f6e9982b 100644
--- a/app/display/gimpdisplayshell-dnd.h
+++ b/app/display/gimpdisplayshell-dnd.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_DISPLAY_SHELL_DND_H__
diff --git a/app/display/gimpdisplayshell-draw.c b/app/display/gimpdisplayshell-draw.c
index dbe90b96dc..654828016c 100644
--- a/app/display/gimpdisplayshell-draw.c
+++ b/app/display/gimpdisplayshell-draw.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/display/gimpdisplayshell-draw.h b/app/display/gimpdisplayshell-draw.h
index 5297dd397d..148ee2a4f3 100644
--- a/app/display/gimpdisplayshell-draw.h
+++ b/app/display/gimpdisplayshell-draw.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_DISPLAY_SHELL_DRAW_H__
diff --git a/app/display/gimpdisplayshell-expose.c b/app/display/gimpdisplayshell-expose.c
index 41398aa574..b8359633a9 100644
--- a/app/display/gimpdisplayshell-expose.c
+++ b/app/display/gimpdisplayshell-expose.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/display/gimpdisplayshell-expose.h b/app/display/gimpdisplayshell-expose.h
index 6df82f793b..36d35196e7 100644
--- a/app/display/gimpdisplayshell-expose.h
+++ b/app/display/gimpdisplayshell-expose.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_DISPLAY_SHELL_EXPOSE_H__
diff --git a/app/display/gimpdisplayshell-filter-dialog.c b/app/display/gimpdisplayshell-filter-dialog.c
index 71d80eec10..b942e5b4b4 100644
--- a/app/display/gimpdisplayshell-filter-dialog.c
+++ b/app/display/gimpdisplayshell-filter-dialog.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/display/gimpdisplayshell-filter-dialog.h b/app/display/gimpdisplayshell-filter-dialog.h
index 34e2c36d2a..9f73a8bcdd 100644
--- a/app/display/gimpdisplayshell-filter-dialog.h
+++ b/app/display/gimpdisplayshell-filter-dialog.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_DISPLAY_SHELL_FILTER_DIALOG_H__
diff --git a/app/display/gimpdisplayshell-filter.c b/app/display/gimpdisplayshell-filter.c
index d076ab004d..3992238fb9 100644
--- a/app/display/gimpdisplayshell-filter.c
+++ b/app/display/gimpdisplayshell-filter.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/display/gimpdisplayshell-filter.h b/app/display/gimpdisplayshell-filter.h
index aa490271d2..61cba6069f 100644
--- a/app/display/gimpdisplayshell-filter.h
+++ b/app/display/gimpdisplayshell-filter.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_DISPLAY_SHELL_FILTER_H__
diff --git a/app/display/gimpdisplayshell-grab.c b/app/display/gimpdisplayshell-grab.c
index e555004b1d..8130e4280a 100644
--- a/app/display/gimpdisplayshell-grab.c
+++ b/app/display/gimpdisplayshell-grab.c
@@ -14,7 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/display/gimpdisplayshell-grab.h b/app/display/gimpdisplayshell-grab.h
index cfe5f6d09e..915cf34f49 100644
--- a/app/display/gimpdisplayshell-grab.h
+++ b/app/display/gimpdisplayshell-grab.h
@@ -14,7 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_DISPLAY_SHELL_GRAB_H__
diff --git a/app/display/gimpdisplayshell-handlers.c b/app/display/gimpdisplayshell-handlers.c
index f1b7b56b14..54681be72b 100644
--- a/app/display/gimpdisplayshell-handlers.c
+++ b/app/display/gimpdisplayshell-handlers.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/display/gimpdisplayshell-handlers.h b/app/display/gimpdisplayshell-handlers.h
index e2ad88f0cc..49d743ed53 100644
--- a/app/display/gimpdisplayshell-handlers.h
+++ b/app/display/gimpdisplayshell-handlers.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_DISPLAY_SHELL_HANDLERS_H__
diff --git a/app/display/gimpdisplayshell-icon.c b/app/display/gimpdisplayshell-icon.c
index ea87a4b937..f6f76b3b88 100644
--- a/app/display/gimpdisplayshell-icon.c
+++ b/app/display/gimpdisplayshell-icon.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/display/gimpdisplayshell-icon.h b/app/display/gimpdisplayshell-icon.h
index a94e72bd74..6d2a67304f 100644
--- a/app/display/gimpdisplayshell-icon.h
+++ b/app/display/gimpdisplayshell-icon.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_DISPLAY_SHELL_ICON_H__
diff --git a/app/display/gimpdisplayshell-items.c b/app/display/gimpdisplayshell-items.c
index d20d4ca1b5..d4f5b1fa5b 100644
--- a/app/display/gimpdisplayshell-items.c
+++ b/app/display/gimpdisplayshell-items.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/display/gimpdisplayshell-items.h b/app/display/gimpdisplayshell-items.h
index 50e7eb41df..84f169e3a6 100644
--- a/app/display/gimpdisplayshell-items.h
+++ b/app/display/gimpdisplayshell-items.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_DISPLAY_SHELL_ITEMS_H__
diff --git a/app/display/gimpdisplayshell-layer-select.c b/app/display/gimpdisplayshell-layer-select.c
index c7e7ac72d0..51522c19e9 100644
--- a/app/display/gimpdisplayshell-layer-select.c
+++ b/app/display/gimpdisplayshell-layer-select.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/display/gimpdisplayshell-layer-select.h b/app/display/gimpdisplayshell-layer-select.h
index ce677e94a2..b2e9ee2cb2 100644
--- a/app/display/gimpdisplayshell-layer-select.h
+++ b/app/display/gimpdisplayshell-layer-select.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef  __GIMP_DISPLAY_SHELL_LAYER_SELECT_H__
diff --git a/app/display/gimpdisplayshell-profile.c b/app/display/gimpdisplayshell-profile.c
index 4b66973030..71a6c94572 100644
--- a/app/display/gimpdisplayshell-profile.c
+++ b/app/display/gimpdisplayshell-profile.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/display/gimpdisplayshell-profile.h b/app/display/gimpdisplayshell-profile.h
index 0fd0816d98..e390cac7c1 100644
--- a/app/display/gimpdisplayshell-profile.h
+++ b/app/display/gimpdisplayshell-profile.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_DISPLAY_SHELL_PROFILE_H__
diff --git a/app/display/gimpdisplayshell-progress.c b/app/display/gimpdisplayshell-progress.c
index deb873761a..4314a846ec 100644
--- a/app/display/gimpdisplayshell-progress.c
+++ b/app/display/gimpdisplayshell-progress.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/display/gimpdisplayshell-progress.h b/app/display/gimpdisplayshell-progress.h
index 3481e82143..d697fa1e49 100644
--- a/app/display/gimpdisplayshell-progress.h
+++ b/app/display/gimpdisplayshell-progress.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_DISPLAY_SHELL_PROGRESS_H__
diff --git a/app/display/gimpdisplayshell-render.c b/app/display/gimpdisplayshell-render.c
index a3851371f6..0470d7b73f 100644
--- a/app/display/gimpdisplayshell-render.c
+++ b/app/display/gimpdisplayshell-render.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/display/gimpdisplayshell-render.h b/app/display/gimpdisplayshell-render.h
index bc28cef088..7b4a644cfb 100644
--- a/app/display/gimpdisplayshell-render.h
+++ b/app/display/gimpdisplayshell-render.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_DISPLAY_SHELL_RENDER_H__
diff --git a/app/display/gimpdisplayshell-rotate-dialog.c b/app/display/gimpdisplayshell-rotate-dialog.c
index 515eb39f69..cb28c4980b 100644
--- a/app/display/gimpdisplayshell-rotate-dialog.c
+++ b/app/display/gimpdisplayshell-rotate-dialog.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/display/gimpdisplayshell-rotate-dialog.h b/app/display/gimpdisplayshell-rotate-dialog.h
index 8d3c6b89db..5222d1311c 100644
--- a/app/display/gimpdisplayshell-rotate-dialog.h
+++ b/app/display/gimpdisplayshell-rotate-dialog.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_DISPLAY_SHELL_ROTATE_DIALOG_H__
diff --git a/app/display/gimpdisplayshell-rotate.c b/app/display/gimpdisplayshell-rotate.c
index be1a45e71f..dd9ed6940f 100644
--- a/app/display/gimpdisplayshell-rotate.c
+++ b/app/display/gimpdisplayshell-rotate.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/display/gimpdisplayshell-rotate.h b/app/display/gimpdisplayshell-rotate.h
index 4d2b09cc5f..d1ffa05d39 100644
--- a/app/display/gimpdisplayshell-rotate.h
+++ b/app/display/gimpdisplayshell-rotate.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_DISPLAY_SHELL_ROTATE_H__
diff --git a/app/display/gimpdisplayshell-rulers.c b/app/display/gimpdisplayshell-rulers.c
index c92fd6ab67..79253c83fa 100644
--- a/app/display/gimpdisplayshell-rulers.c
+++ b/app/display/gimpdisplayshell-rulers.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/display/gimpdisplayshell-rulers.h b/app/display/gimpdisplayshell-rulers.h
index dbba940a96..117a8f05e2 100644
--- a/app/display/gimpdisplayshell-rulers.h
+++ b/app/display/gimpdisplayshell-rulers.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_DISPLAY_SHELL_RULERS_H__
diff --git a/app/display/gimpdisplayshell-scale-dialog.c b/app/display/gimpdisplayshell-scale-dialog.c
index c6677d8db3..5d79e39eb1 100644
--- a/app/display/gimpdisplayshell-scale-dialog.c
+++ b/app/display/gimpdisplayshell-scale-dialog.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/display/gimpdisplayshell-scale-dialog.h b/app/display/gimpdisplayshell-scale-dialog.h
index 5610ae3615..eb8306589f 100644
--- a/app/display/gimpdisplayshell-scale-dialog.h
+++ b/app/display/gimpdisplayshell-scale-dialog.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_DISPLAY_SHELL_SCALE_DIALOG_H__
diff --git a/app/display/gimpdisplayshell-scale.c b/app/display/gimpdisplayshell-scale.c
index 37f435c3df..73811e664e 100644
--- a/app/display/gimpdisplayshell-scale.c
+++ b/app/display/gimpdisplayshell-scale.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/display/gimpdisplayshell-scale.h b/app/display/gimpdisplayshell-scale.h
index 530f0e8bef..8489a1545a 100644
--- a/app/display/gimpdisplayshell-scale.h
+++ b/app/display/gimpdisplayshell-scale.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_DISPLAY_SHELL_SCALE_H__
diff --git a/app/display/gimpdisplayshell-scroll.c b/app/display/gimpdisplayshell-scroll.c
index 67fb755ea2..1987d5d9a4 100644
--- a/app/display/gimpdisplayshell-scroll.c
+++ b/app/display/gimpdisplayshell-scroll.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/display/gimpdisplayshell-scroll.h b/app/display/gimpdisplayshell-scroll.h
index 8bdb7d5c4d..13cbf1527d 100644
--- a/app/display/gimpdisplayshell-scroll.h
+++ b/app/display/gimpdisplayshell-scroll.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_DISPLAY_SHELL_SCROLL_H__
diff --git a/app/display/gimpdisplayshell-scrollbars.c b/app/display/gimpdisplayshell-scrollbars.c
index 67e914789f..f9ffa02c15 100644
--- a/app/display/gimpdisplayshell-scrollbars.c
+++ b/app/display/gimpdisplayshell-scrollbars.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/display/gimpdisplayshell-scrollbars.h b/app/display/gimpdisplayshell-scrollbars.h
index 954537d99c..c15f802992 100644
--- a/app/display/gimpdisplayshell-scrollbars.h
+++ b/app/display/gimpdisplayshell-scrollbars.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_DISPLAY_SHELL_SCROLLBARS_H__
diff --git a/app/display/gimpdisplayshell-selection.c b/app/display/gimpdisplayshell-selection.c
index 3111a26d0a..3098ddcb31 100644
--- a/app/display/gimpdisplayshell-selection.c
+++ b/app/display/gimpdisplayshell-selection.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/display/gimpdisplayshell-selection.h b/app/display/gimpdisplayshell-selection.h
index 83de0a15f0..2f63c80175 100644
--- a/app/display/gimpdisplayshell-selection.h
+++ b/app/display/gimpdisplayshell-selection.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_DISPLAY_SHELL_SELECTION_H__
diff --git a/app/display/gimpdisplayshell-title.c b/app/display/gimpdisplayshell-title.c
index 4fe5c6f136..6ea69daa8f 100644
--- a/app/display/gimpdisplayshell-title.c
+++ b/app/display/gimpdisplayshell-title.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/display/gimpdisplayshell-title.h b/app/display/gimpdisplayshell-title.h
index 9797ec62e0..0a3ed21e73 100644
--- a/app/display/gimpdisplayshell-title.h
+++ b/app/display/gimpdisplayshell-title.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_DISPLAY_SHELL_TITLE_H__
diff --git a/app/display/gimpdisplayshell-tool-events.c b/app/display/gimpdisplayshell-tool-events.c
index 00a0a71e1f..19064dcbd7 100644
--- a/app/display/gimpdisplayshell-tool-events.c
+++ b/app/display/gimpdisplayshell-tool-events.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/display/gimpdisplayshell-tool-events.h b/app/display/gimpdisplayshell-tool-events.h
index a7364528f0..4458a926ac 100644
--- a/app/display/gimpdisplayshell-tool-events.h
+++ b/app/display/gimpdisplayshell-tool-events.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_DISPLAY_SHELL_TOOL_EVENTS_H__
diff --git a/app/display/gimpdisplayshell-transform.c b/app/display/gimpdisplayshell-transform.c
index 702dffc028..9f810811c6 100644
--- a/app/display/gimpdisplayshell-transform.c
+++ b/app/display/gimpdisplayshell-transform.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/display/gimpdisplayshell-transform.h b/app/display/gimpdisplayshell-transform.h
index 9b6a1a00e4..5a1ccba4ca 100644
--- a/app/display/gimpdisplayshell-transform.h
+++ b/app/display/gimpdisplayshell-transform.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_DISPLAY_SHELL_TRANSFORM_H__
diff --git a/app/display/gimpdisplayshell-utils.c b/app/display/gimpdisplayshell-utils.c
index 057a6693c5..88719a6616 100644
--- a/app/display/gimpdisplayshell-utils.c
+++ b/app/display/gimpdisplayshell-utils.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/display/gimpdisplayshell-utils.h b/app/display/gimpdisplayshell-utils.h
index 1e4a55bcba..254815fd0a 100644
--- a/app/display/gimpdisplayshell-utils.h
+++ b/app/display/gimpdisplayshell-utils.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_DISPLAY_SHELL_UTILS_H__
diff --git a/app/display/gimpdisplayshell.c b/app/display/gimpdisplayshell.c
index dd4af58376..8469de8993 100644
--- a/app/display/gimpdisplayshell.c
+++ b/app/display/gimpdisplayshell.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/display/gimpdisplayshell.h b/app/display/gimpdisplayshell.h
index 9a30d6b08e..3dae3d05a5 100644
--- a/app/display/gimpdisplayshell.h
+++ b/app/display/gimpdisplayshell.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_DISPLAY_SHELL_H__
diff --git a/app/display/gimpdisplayxfer.c b/app/display/gimpdisplayxfer.c
index 3616cccefd..9dfdbf8fcd 100644
--- a/app/display/gimpdisplayxfer.c
+++ b/app/display/gimpdisplayxfer.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/display/gimpdisplayxfer.h b/app/display/gimpdisplayxfer.h
index f380b33e10..20656b90b4 100644
--- a/app/display/gimpdisplayxfer.h
+++ b/app/display/gimpdisplayxfer.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_DISPLAY_XFER_H__
diff --git a/app/display/gimpimagewindow.c b/app/display/gimpimagewindow.c
index 04da8aefd8..32a739812c 100644
--- a/app/display/gimpimagewindow.c
+++ b/app/display/gimpimagewindow.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/display/gimpimagewindow.h b/app/display/gimpimagewindow.h
index 5fa6437416..10e180d150 100644
--- a/app/display/gimpimagewindow.h
+++ b/app/display/gimpimagewindow.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_IMAGE_WINDOW_H__
diff --git a/app/display/gimpmotionbuffer.c b/app/display/gimpmotionbuffer.c
index e69bb680a3..549f6f0445 100644
--- a/app/display/gimpmotionbuffer.c
+++ b/app/display/gimpmotionbuffer.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/display/gimpmotionbuffer.h b/app/display/gimpmotionbuffer.h
index e03027d0a3..c7aee64402 100644
--- a/app/display/gimpmotionbuffer.h
+++ b/app/display/gimpmotionbuffer.h
@@ -14,7 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_MOTION_BUFFER_H__
diff --git a/app/display/gimpmultiwindowstrategy.c b/app/display/gimpmultiwindowstrategy.c
index c48e248d63..58174b9a28 100644
--- a/app/display/gimpmultiwindowstrategy.c
+++ b/app/display/gimpmultiwindowstrategy.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/display/gimpmultiwindowstrategy.h b/app/display/gimpmultiwindowstrategy.h
index e9cd502474..4df8873a90 100644
--- a/app/display/gimpmultiwindowstrategy.h
+++ b/app/display/gimpmultiwindowstrategy.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_MULTI_WINDOW_STRATEGY_H__
diff --git a/app/display/gimpnavigationeditor.c b/app/display/gimpnavigationeditor.c
index 1b38dfa6be..bd8f032b24 100644
--- a/app/display/gimpnavigationeditor.c
+++ b/app/display/gimpnavigationeditor.c
@@ -18,7 +18,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/display/gimpnavigationeditor.h b/app/display/gimpnavigationeditor.h
index 611617ce43..7c8399630e 100644
--- a/app/display/gimpnavigationeditor.h
+++ b/app/display/gimpnavigationeditor.h
@@ -18,7 +18,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_NAVIGATION_EDITOR_H__
diff --git a/app/display/gimpscalecombobox.c b/app/display/gimpscalecombobox.c
index ae328a6e08..104952d4cc 100644
--- a/app/display/gimpscalecombobox.c
+++ b/app/display/gimpscalecombobox.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/display/gimpscalecombobox.h b/app/display/gimpscalecombobox.h
index a4500d9d37..2e71b1387a 100644
--- a/app/display/gimpscalecombobox.h
+++ b/app/display/gimpscalecombobox.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_SCALE_COMBO_BOX_H__
diff --git a/app/display/gimpsinglewindowstrategy.c b/app/display/gimpsinglewindowstrategy.c
index 702b987422..7d0ab93d48 100644
--- a/app/display/gimpsinglewindowstrategy.c
+++ b/app/display/gimpsinglewindowstrategy.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/display/gimpsinglewindowstrategy.h b/app/display/gimpsinglewindowstrategy.h
index e25852cb84..5b145c7119 100644
--- a/app/display/gimpsinglewindowstrategy.h
+++ b/app/display/gimpsinglewindowstrategy.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_SINGLE_WINDOW_STRATEGY_H__
diff --git a/app/display/gimpstatusbar.c b/app/display/gimpstatusbar.c
index 144aad57e8..9917652fc5 100644
--- a/app/display/gimpstatusbar.c
+++ b/app/display/gimpstatusbar.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/display/gimpstatusbar.h b/app/display/gimpstatusbar.h
index 20c6c2ff9c..54682c2a3b 100644
--- a/app/display/gimpstatusbar.h
+++ b/app/display/gimpstatusbar.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_STATUSBAR_H__
diff --git a/app/display/gimptoolcompass.c b/app/display/gimptoolcompass.c
index 617e5e9f35..34cdf339d8 100644
--- a/app/display/gimptoolcompass.c
+++ b/app/display/gimptoolcompass.c
@@ -18,7 +18,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/display/gimptoolcompass.h b/app/display/gimptoolcompass.h
index f40e169691..31364bcc5a 100644
--- a/app/display/gimptoolcompass.h
+++ b/app/display/gimptoolcompass.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_TOOL_COMPASS_H__
diff --git a/app/display/gimptooldialog.c b/app/display/gimptooldialog.c
index 8e94e54266..b52cbde9df 100644
--- a/app/display/gimptooldialog.c
+++ b/app/display/gimptooldialog.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/display/gimptooldialog.h b/app/display/gimptooldialog.h
index 81df78e00f..badc6b43d9 100644
--- a/app/display/gimptooldialog.h
+++ b/app/display/gimptooldialog.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_TOOL_DIALOG_H__
diff --git a/app/display/gimptoolgui.c b/app/display/gimptoolgui.c
index 9ceea11c74..646e90e1be 100644
--- a/app/display/gimptoolgui.c
+++ b/app/display/gimptoolgui.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/display/gimptoolgui.h b/app/display/gimptoolgui.h
index 4f098ca592..0ad7deba1d 100644
--- a/app/display/gimptoolgui.h
+++ b/app/display/gimptoolgui.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_TOOL_GUI_H__
diff --git a/app/display/gimptoolgyroscope.c b/app/display/gimptoolgyroscope.c
index 0d5f4a57e5..41ff43b3bf 100644
--- a/app/display/gimptoolgyroscope.c
+++ b/app/display/gimptoolgyroscope.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/display/gimptoolgyroscope.h b/app/display/gimptoolgyroscope.h
index da006206eb..3d89648f04 100644
--- a/app/display/gimptoolgyroscope.h
+++ b/app/display/gimptoolgyroscope.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_TOOL_GYROSCOPE_H__
diff --git a/app/display/gimptoolhandlegrid.c b/app/display/gimptoolhandlegrid.c
index 53b032b35c..1a074d0f0a 100644
--- a/app/display/gimptoolhandlegrid.c
+++ b/app/display/gimptoolhandlegrid.c
@@ -17,7 +17,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/display/gimptoolhandlegrid.h b/app/display/gimptoolhandlegrid.h
index 5a979c0a8e..77d31dc9e2 100644
--- a/app/display/gimptoolhandlegrid.h
+++ b/app/display/gimptoolhandlegrid.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_TOOL_HANDLE_GRID_H__
diff --git a/app/display/gimptoolline.c b/app/display/gimptoolline.c
index 8ab3485b29..ed3dbf3632 100644
--- a/app/display/gimptoolline.c
+++ b/app/display/gimptoolline.c
@@ -18,7 +18,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/display/gimptoolline.h b/app/display/gimptoolline.h
index 6ed3727f82..80d046d01a 100644
--- a/app/display/gimptoolline.h
+++ b/app/display/gimptoolline.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_TOOL_LINE_H__
diff --git a/app/display/gimptoolpath.c b/app/display/gimptoolpath.c
index 6b31f128a9..c452cef401 100644
--- a/app/display/gimptoolpath.c
+++ b/app/display/gimptoolpath.c
@@ -18,7 +18,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/display/gimptoolpath.h b/app/display/gimptoolpath.h
index efb154e857..861d5e8a86 100644
--- a/app/display/gimptoolpath.h
+++ b/app/display/gimptoolpath.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_TOOL_PATH_H__
diff --git a/app/display/gimptoolpolygon.c b/app/display/gimptoolpolygon.c
index 3e3571fd81..13493acfd0 100644
--- a/app/display/gimptoolpolygon.c
+++ b/app/display/gimptoolpolygon.c
@@ -20,7 +20,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/display/gimptoolpolygon.h b/app/display/gimptoolpolygon.h
index b94814d28e..a01507a7e1 100644
--- a/app/display/gimptoolpolygon.h
+++ b/app/display/gimptoolpolygon.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_TOOL_POLYGON_H__
diff --git a/app/display/gimptoolrectangle.c b/app/display/gimptoolrectangle.c
index fa48683489..17ee0cb368 100644
--- a/app/display/gimptoolrectangle.c
+++ b/app/display/gimptoolrectangle.c
@@ -18,7 +18,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/display/gimptoolrectangle.h b/app/display/gimptoolrectangle.h
index d2f1d76352..361839ab49 100644
--- a/app/display/gimptoolrectangle.h
+++ b/app/display/gimptoolrectangle.h
@@ -18,7 +18,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_TOOL_RECTANGLE_H__
diff --git a/app/display/gimptoolrotategrid.c b/app/display/gimptoolrotategrid.c
index 77ffa02f1f..02c2fa1dbc 100644
--- a/app/display/gimptoolrotategrid.c
+++ b/app/display/gimptoolrotategrid.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/display/gimptoolrotategrid.h b/app/display/gimptoolrotategrid.h
index 43c97ccbf3..2254c8d90a 100644
--- a/app/display/gimptoolrotategrid.h
+++ b/app/display/gimptoolrotategrid.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_TOOL_ROTATE_GRID_H__
diff --git a/app/display/gimptoolsheargrid.c b/app/display/gimptoolsheargrid.c
index 0827e905f8..e99a420fcd 100644
--- a/app/display/gimptoolsheargrid.c
+++ b/app/display/gimptoolsheargrid.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/display/gimptoolsheargrid.h b/app/display/gimptoolsheargrid.h
index 09ed502d62..dab96d53ec 100644
--- a/app/display/gimptoolsheargrid.h
+++ b/app/display/gimptoolsheargrid.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_TOOL_SHEAR_GRID_H__
diff --git a/app/display/gimptooltransformgrid.c b/app/display/gimptooltransformgrid.c
index 7957c01523..338adbcfc5 100644
--- a/app/display/gimptooltransformgrid.c
+++ b/app/display/gimptooltransformgrid.c
@@ -18,7 +18,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/display/gimptooltransformgrid.h b/app/display/gimptooltransformgrid.h
index 32a5563ec7..7037c5a8c4 100644
--- a/app/display/gimptooltransformgrid.h
+++ b/app/display/gimptooltransformgrid.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_TOOL_TRANSFORM_GRID_H__
diff --git a/app/display/gimptoolwidget.c b/app/display/gimptoolwidget.c
index b6aa474f4f..60859f2c66 100644
--- a/app/display/gimptoolwidget.c
+++ b/app/display/gimptoolwidget.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/display/gimptoolwidget.h b/app/display/gimptoolwidget.h
index d860385e54..68437ee64a 100644
--- a/app/display/gimptoolwidget.h
+++ b/app/display/gimptoolwidget.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_TOOL_WIDGET_H__
diff --git a/app/display/gimptoolwidgetgroup.c b/app/display/gimptoolwidgetgroup.c
index 43be74bb50..804c99be20 100644
--- a/app/display/gimptoolwidgetgroup.c
+++ b/app/display/gimptoolwidgetgroup.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/display/gimptoolwidgetgroup.h b/app/display/gimptoolwidgetgroup.h
index f64be0c4e8..0a8331f384 100644
--- a/app/display/gimptoolwidgetgroup.h
+++ b/app/display/gimptoolwidgetgroup.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_TOOL_WIDGET_GROUP_H__
diff --git a/app/errors.c b/app/errors.c
index 1598470d61..7d26373fdd 100644
--- a/app/errors.c
+++ b/app/errors.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/errors.h b/app/errors.h
index 76804cf538..0c306da686 100644
--- a/app/errors.h
+++ b/app/errors.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __ERRORS_H__
diff --git a/app/file/file-import.c b/app/file/file-import.c
index f15c7efcdb..f5e9baf97b 100644
--- a/app/file/file-import.c
+++ b/app/file/file-import.c
@@ -14,7 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/file/file-import.h b/app/file/file-import.h
index ec38640d7d..d23eff6039 100644
--- a/app/file/file-import.h
+++ b/app/file/file-import.h
@@ -14,7 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __FILE_IMPORT_H__
diff --git a/app/file/file-open.c b/app/file/file-open.c
index c3521e3c4b..97f3b32e96 100644
--- a/app/file/file-open.c
+++ b/app/file/file-open.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/file/file-open.h b/app/file/file-open.h
index f69fc0426b..627bd4a1e1 100644
--- a/app/file/file-open.h
+++ b/app/file/file-open.h
@@ -14,7 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __FILE_OPEN_H__
diff --git a/app/file/file-remote.c b/app/file/file-remote.c
index 9b093cb732..92d2931686 100644
--- a/app/file/file-remote.c
+++ b/app/file/file-remote.c
@@ -18,7 +18,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/file/file-remote.h b/app/file/file-remote.h
index c95d9419fc..e5f38ccee8 100644
--- a/app/file/file-remote.h
+++ b/app/file/file-remote.h
@@ -18,7 +18,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __FILE_REMOTE_H__
diff --git a/app/file/file-save.c b/app/file/file-save.c
index e161525ce4..334455f43b 100644
--- a/app/file/file-save.c
+++ b/app/file/file-save.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/file/file-save.h b/app/file/file-save.h
index ad2556d0b6..fcfac0ccd3 100644
--- a/app/file/file-save.h
+++ b/app/file/file-save.h
@@ -14,7 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __FILE_SAVE_H__
diff --git a/app/file/file-utils.c b/app/file/file-utils.c
index 9853fc6e93..8211b96a87 100644
--- a/app/file/file-utils.c
+++ b/app/file/file-utils.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/file/file-utils.h b/app/file/file-utils.h
index 222e470a3d..02a30cc2b5 100644
--- a/app/file/file-utils.h
+++ b/app/file/file-utils.h
@@ -14,7 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __FILE_UTILS_H__
diff --git a/app/file/gimp-file.h b/app/file/gimp-file.h
index fa283c3d98..a18442f4d3 100644
--- a/app/file/gimp-file.h
+++ b/app/file/gimp-file.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_FILE_H__
diff --git a/app/gegl/gimp-babl-compat.c b/app/gegl/gimp-babl-compat.c
index 4c58ce1f07..f94b708638 100644
--- a/app/gegl/gimp-babl-compat.c
+++ b/app/gegl/gimp-babl-compat.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/gegl/gimp-babl-compat.h b/app/gegl/gimp-babl-compat.h
index 870b0b2b5b..a342141c09 100644
--- a/app/gegl/gimp-babl-compat.h
+++ b/app/gegl/gimp-babl-compat.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_BABL_COMPAT_H__
diff --git a/app/gegl/gimp-babl.c b/app/gegl/gimp-babl.c
index a2093cb401..83af4073df 100644
--- a/app/gegl/gimp-babl.c
+++ b/app/gegl/gimp-babl.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/gegl/gimp-babl.h b/app/gegl/gimp-babl.h
index 2fe6ba6f0f..12db267eaa 100644
--- a/app/gegl/gimp-babl.h
+++ b/app/gegl/gimp-babl.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_BABL_H__
diff --git a/app/gegl/gimp-gegl-apply-operation.c b/app/gegl/gimp-gegl-apply-operation.c
index 3c61d195a7..eb92daf8dd 100644
--- a/app/gegl/gimp-gegl-apply-operation.c
+++ b/app/gegl/gimp-gegl-apply-operation.c
@@ -17,7 +17,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/gegl/gimp-gegl-apply-operation.h b/app/gegl/gimp-gegl-apply-operation.h
index 9ca6bc5dd4..61df148e61 100644
--- a/app/gegl/gimp-gegl-apply-operation.h
+++ b/app/gegl/gimp-gegl-apply-operation.h
@@ -17,7 +17,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_GEGL_APPLY_OPERATION_H__
diff --git a/app/gegl/gimp-gegl-enums.h b/app/gegl/gimp-gegl-enums.h
index cd7dcbd505..022c93aed6 100644
--- a/app/gegl/gimp-gegl-enums.h
+++ b/app/gegl/gimp-gegl-enums.h
@@ -14,7 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_GEGL_ENUMS_H__
diff --git a/app/gegl/gimp-gegl-loops-sse2.c b/app/gegl/gimp-gegl-loops-sse2.c
index 4a930e9afc..b9bf3ae941 100644
--- a/app/gegl/gimp-gegl-loops-sse2.c
+++ b/app/gegl/gimp-gegl-loops-sse2.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/gegl/gimp-gegl-loops-sse2.h b/app/gegl/gimp-gegl-loops-sse2.h
index 6254bf5a5c..fc8100cd42 100644
--- a/app/gegl/gimp-gegl-loops-sse2.h
+++ b/app/gegl/gimp-gegl-loops-sse2.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_GEGL_LOOPS_SSE2_H__
diff --git a/app/gegl/gimp-gegl-loops.cc b/app/gegl/gimp-gegl-loops.cc
index e1091ccf41..d4bb732175 100644
--- a/app/gegl/gimp-gegl-loops.cc
+++ b/app/gegl/gimp-gegl-loops.cc
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/gegl/gimp-gegl-loops.h b/app/gegl/gimp-gegl-loops.h
index e40a30942f..566fe39f76 100644
--- a/app/gegl/gimp-gegl-loops.h
+++ b/app/gegl/gimp-gegl-loops.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_GEGL_LOOPS_H__
diff --git a/app/gegl/gimp-gegl-mask-combine.c b/app/gegl/gimp-gegl-mask-combine.c
index 9ab0494493..a949cdb11a 100644
--- a/app/gegl/gimp-gegl-mask-combine.c
+++ b/app/gegl/gimp-gegl-mask-combine.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/gegl/gimp-gegl-mask-combine.h b/app/gegl/gimp-gegl-mask-combine.h
index 9a22078151..0f9da50548 100644
--- a/app/gegl/gimp-gegl-mask-combine.h
+++ b/app/gegl/gimp-gegl-mask-combine.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_GEGL_MASK_COMBINE_H__
diff --git a/app/gegl/gimp-gegl-mask.c b/app/gegl/gimp-gegl-mask.c
index 368b979b39..f14638b264 100644
--- a/app/gegl/gimp-gegl-mask.c
+++ b/app/gegl/gimp-gegl-mask.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/gegl/gimp-gegl-mask.h b/app/gegl/gimp-gegl-mask.h
index 678125c232..e14d838331 100644
--- a/app/gegl/gimp-gegl-mask.h
+++ b/app/gegl/gimp-gegl-mask.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_GEGL_MASK_H__
diff --git a/app/gegl/gimp-gegl-nodes.c b/app/gegl/gimp-gegl-nodes.c
index 04c6c2f23b..3236f3d5e9 100644
--- a/app/gegl/gimp-gegl-nodes.c
+++ b/app/gegl/gimp-gegl-nodes.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/gegl/gimp-gegl-nodes.h b/app/gegl/gimp-gegl-nodes.h
index 2141dbaf4e..90f13fc2b2 100644
--- a/app/gegl/gimp-gegl-nodes.h
+++ b/app/gegl/gimp-gegl-nodes.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_GEGL_NODES_H__
diff --git a/app/gegl/gimp-gegl-tile-compat.c b/app/gegl/gimp-gegl-tile-compat.c
index d92e8f80ba..54d917cfc5 100644
--- a/app/gegl/gimp-gegl-tile-compat.c
+++ b/app/gegl/gimp-gegl-tile-compat.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/gegl/gimp-gegl-tile-compat.h b/app/gegl/gimp-gegl-tile-compat.h
index 2dc523eaf5..e35f28822c 100644
--- a/app/gegl/gimp-gegl-tile-compat.h
+++ b/app/gegl/gimp-gegl-tile-compat.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_GEGL_TILE_COMPAT_H__
diff --git a/app/gegl/gimp-gegl-types.h b/app/gegl/gimp-gegl-types.h
index f49b6c4dd6..ecea87e1e6 100644
--- a/app/gegl/gimp-gegl-types.h
+++ b/app/gegl/gimp-gegl-types.h
@@ -14,7 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_GEGL_TYPES_H__
diff --git a/app/gegl/gimp-gegl-utils.c b/app/gegl/gimp-gegl-utils.c
index 5257f76ecd..96d3936776 100644
--- a/app/gegl/gimp-gegl-utils.c
+++ b/app/gegl/gimp-gegl-utils.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/gegl/gimp-gegl-utils.h b/app/gegl/gimp-gegl-utils.h
index 68d434d0eb..cc25338aa4 100644
--- a/app/gegl/gimp-gegl-utils.h
+++ b/app/gegl/gimp-gegl-utils.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_GEGL_UTILS_H__
diff --git a/app/gegl/gimp-gegl.c b/app/gegl/gimp-gegl.c
index 48fea1caf5..1a67d42c9f 100644
--- a/app/gegl/gimp-gegl.c
+++ b/app/gegl/gimp-gegl.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/gegl/gimp-gegl.h b/app/gegl/gimp-gegl.h
index e14f49d9f8..a8e12c2c96 100644
--- a/app/gegl/gimp-gegl.h
+++ b/app/gegl/gimp-gegl.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_GEGL_H__
diff --git a/app/gegl/gimpapplicator.c b/app/gegl/gimpapplicator.c
index 78b58330ed..acdc75aed6 100644
--- a/app/gegl/gimpapplicator.c
+++ b/app/gegl/gimpapplicator.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/gegl/gimpapplicator.h b/app/gegl/gimpapplicator.h
index 0f11aaac30..154fefa0d3 100644
--- a/app/gegl/gimpapplicator.h
+++ b/app/gegl/gimpapplicator.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_APPLICATOR_H__
diff --git a/app/gegl/gimptilehandlervalidate.c b/app/gegl/gimptilehandlervalidate.c
index ecf1ceb682..e9b6d953a1 100644
--- a/app/gegl/gimptilehandlervalidate.c
+++ b/app/gegl/gimptilehandlervalidate.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/gegl/gimptilehandlervalidate.h b/app/gegl/gimptilehandlervalidate.h
index 225ce846b1..1761c9196f 100644
--- a/app/gegl/gimptilehandlervalidate.h
+++ b/app/gegl/gimptilehandlervalidate.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_TILE_HANDLER_VALIDATE_H__
diff --git a/app/gimp-debug.c b/app/gimp-debug.c
index b2b9e559f6..a5668efd00 100644
--- a/app/gimp-debug.c
+++ b/app/gimp-debug.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/gimp-debug.h b/app/gimp-debug.h
index e711c434f3..59b43f831e 100644
--- a/app/gimp-debug.h
+++ b/app/gimp-debug.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_DEBUG_H__
diff --git a/app/gimp-intl.h b/app/gimp-intl.h
index d072f92f30..178ae4768a 100644
--- a/app/gimp-intl.h
+++ b/app/gimp-intl.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_INTL_H__
diff --git a/app/gimp-log.c b/app/gimp-log.c
index 7840ff9b6e..eddfd513a8 100644
--- a/app/gimp-log.c
+++ b/app/gimp-log.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/gimp-log.h b/app/gimp-log.h
index 4194acf3e2..39ce8dd22a 100644
--- a/app/gimp-log.h
+++ b/app/gimp-log.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_LOG_H__
diff --git a/app/gimp-priorities.h b/app/gimp-priorities.h
index f20759af87..07e0148b18 100644
--- a/app/gimp-priorities.h
+++ b/app/gimp-priorities.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_PRIORITIES_H__
diff --git a/app/gimp-version.c b/app/gimp-version.c
index 42e6355e71..12605c63eb 100644
--- a/app/gimp-version.c
+++ b/app/gimp-version.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/gimp-version.h b/app/gimp-version.h
index 7efbb659b4..07ba20cf4a 100644
--- a/app/gimp-version.h
+++ b/app/gimp-version.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __APP_GIMP_VERSION_H__
diff --git a/app/gui/gimpdbusservice.c b/app/gui/gimpdbusservice.c
index 080b167e25..e90c229171 100644
--- a/app/gui/gimpdbusservice.c
+++ b/app/gui/gimpdbusservice.c
@@ -16,7 +16,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/gui/gimpdbusservice.h b/app/gui/gimpdbusservice.h
index e2a295a56e..0b5f43387e 100644
--- a/app/gui/gimpdbusservice.h
+++ b/app/gui/gimpdbusservice.h
@@ -16,7 +16,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_DBUS_SERVICE_H__
diff --git a/app/gui/gimpuiconfigurer.c b/app/gui/gimpuiconfigurer.c
index cdf2cbb139..83101bfcce 100644
--- a/app/gui/gimpuiconfigurer.c
+++ b/app/gui/gimpuiconfigurer.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/gui/gimpuiconfigurer.h b/app/gui/gimpuiconfigurer.h
index d68ded955b..db22ffccc3 100644
--- a/app/gui/gimpuiconfigurer.h
+++ b/app/gui/gimpuiconfigurer.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_UI_CONFIGURER_H__
diff --git a/app/gui/gui-message.c b/app/gui/gui-message.c
index c9eec1a36d..3fc1495523 100644
--- a/app/gui/gui-message.c
+++ b/app/gui/gui-message.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/gui/gui-message.h b/app/gui/gui-message.h
index 45f430018a..e866f2a3df 100644
--- a/app/gui/gui-message.h
+++ b/app/gui/gui-message.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GUI_MESSAGE_H__
diff --git a/app/gui/gui-types.h b/app/gui/gui-types.h
index 9cd8d77852..82e9f20ea5 100644
--- a/app/gui/gui-types.h
+++ b/app/gui/gui-types.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GUI_TYPES_H__
diff --git a/app/gui/gui-unique.c b/app/gui/gui-unique.c
index fa745617ee..7295106892 100644
--- a/app/gui/gui-unique.c
+++ b/app/gui/gui-unique.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/gui/gui-unique.h b/app/gui/gui-unique.h
index 82248e5ac7..73b9231048 100644
--- a/app/gui/gui-unique.h
+++ b/app/gui/gui-unique.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GUI_UNIQUE_H__
diff --git a/app/gui/gui-vtable.c b/app/gui/gui-vtable.c
index 357b912fff..b21d922505 100644
--- a/app/gui/gui-vtable.c
+++ b/app/gui/gui-vtable.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/gui/gui-vtable.h b/app/gui/gui-vtable.h
index d165101b01..626ba2635e 100644
--- a/app/gui/gui-vtable.h
+++ b/app/gui/gui-vtable.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GUI_VTABLE_H__
diff --git a/app/gui/gui.c b/app/gui/gui.c
index ff8f661edd..d2b12a7b62 100644
--- a/app/gui/gui.c
+++ b/app/gui/gui.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/gui/gui.h b/app/gui/gui.h
index 82a0295679..4b0435d1c1 100644
--- a/app/gui/gui.h
+++ b/app/gui/gui.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GUI_H__
diff --git a/app/gui/icon-themes.c b/app/gui/icon-themes.c
index 0401a114c7..0b5b120b5d 100644
--- a/app/gui/icon-themes.c
+++ b/app/gui/icon-themes.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/gui/icon-themes.h b/app/gui/icon-themes.h
index 9192cb2863..14ecef989c 100644
--- a/app/gui/icon-themes.h
+++ b/app/gui/icon-themes.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __ICONS_THEMES_H__
diff --git a/app/gui/session.c b/app/gui/session.c
index 948c7aaca0..4c28c780d9 100644
--- a/app/gui/session.c
+++ b/app/gui/session.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/gui/session.h b/app/gui/session.h
index c4b39eb759..d5be445ca6 100644
--- a/app/gui/session.h
+++ b/app/gui/session.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __SESSION_H__
diff --git a/app/gui/splash.c b/app/gui/splash.c
index 2c5bef75df..c9bcf2b7b9 100644
--- a/app/gui/splash.c
+++ b/app/gui/splash.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/gui/splash.h b/app/gui/splash.h
index d1405570ea..8e08b03d20 100644
--- a/app/gui/splash.h
+++ b/app/gui/splash.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __SPLASH_H__
diff --git a/app/gui/themes.c b/app/gui/themes.c
index bd35d60b60..b24863732e 100644
--- a/app/gui/themes.c
+++ b/app/gui/themes.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/gui/themes.h b/app/gui/themes.h
index b80ecf11b8..0b7e74fc76 100644
--- a/app/gui/themes.h
+++ b/app/gui/themes.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __THEMES_H__
diff --git a/app/language.c b/app/language.c
index ce013cbcbf..581ff67802 100644
--- a/app/language.c
+++ b/app/language.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 /* Win32 language lookup table:
diff --git a/app/language.h b/app/language.h
index baaa9c4d18..39d692924e 100644
--- a/app/language.h
+++ b/app/language.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __LANGUAGE_H__
diff --git a/app/main.c b/app/main.c
index b8515c68a3..dc36dfd892 100644
--- a/app/main.c
+++ b/app/main.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/menus/dockable-menu.c b/app/menus/dockable-menu.c
index 6de0eafbdf..ccc6537f6c 100644
--- a/app/menus/dockable-menu.c
+++ b/app/menus/dockable-menu.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/menus/dockable-menu.h b/app/menus/dockable-menu.h
index b9b87894cb..1fd2483124 100644
--- a/app/menus/dockable-menu.h
+++ b/app/menus/dockable-menu.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __DOCKABLE_MENU_H__
diff --git a/app/menus/file-menu.c b/app/menus/file-menu.c
index 9b0b6e4155..954dc40163 100644
--- a/app/menus/file-menu.c
+++ b/app/menus/file-menu.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/menus/file-menu.h b/app/menus/file-menu.h
index cfa35d99e2..e439e8d699 100644
--- a/app/menus/file-menu.h
+++ b/app/menus/file-menu.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __FILE_MENU_H__
diff --git a/app/menus/filters-menu.c b/app/menus/filters-menu.c
index 974b1c83a7..5f1e33993d 100644
--- a/app/menus/filters-menu.c
+++ b/app/menus/filters-menu.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/menus/filters-menu.h b/app/menus/filters-menu.h
index 7f8f969afb..9c1a70565f 100644
--- a/app/menus/filters-menu.h
+++ b/app/menus/filters-menu.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __FILTERS_MENU_H__
diff --git a/app/menus/image-menu.c b/app/menus/image-menu.c
index ee34d0edbf..64bd9cdec3 100644
--- a/app/menus/image-menu.c
+++ b/app/menus/image-menu.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/menus/image-menu.h b/app/menus/image-menu.h
index 51e7e7ee5b..0ae5418dd3 100644
--- a/app/menus/image-menu.h
+++ b/app/menus/image-menu.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __IMAGE_MENU_H__
diff --git a/app/menus/menus-types.h b/app/menus/menus-types.h
index 8712555987..1c05529725 100644
--- a/app/menus/menus-types.h
+++ b/app/menus/menus-types.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __MENUS_TYPES_H__
diff --git a/app/menus/menus.c b/app/menus/menus.c
index 0726bb878e..79a3f25caf 100644
--- a/app/menus/menus.c
+++ b/app/menus/menus.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/menus/menus.h b/app/menus/menus.h
index da479b2b09..ba59045f73 100644
--- a/app/menus/menus.h
+++ b/app/menus/menus.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __MENUS_H__
diff --git a/app/menus/plug-in-menus.c b/app/menus/plug-in-menus.c
index 750ce3b58d..a86957bc00 100644
--- a/app/menus/plug-in-menus.c
+++ b/app/menus/plug-in-menus.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/menus/plug-in-menus.h b/app/menus/plug-in-menus.h
index 2c82693f3d..4e07e2eee7 100644
--- a/app/menus/plug-in-menus.h
+++ b/app/menus/plug-in-menus.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __PLUG_IN_MENUS_H__
diff --git a/app/menus/tool-options-menu.c b/app/menus/tool-options-menu.c
index 78ec04b72f..2a4daf1d66 100644
--- a/app/menus/tool-options-menu.c
+++ b/app/menus/tool-options-menu.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/menus/tool-options-menu.h b/app/menus/tool-options-menu.h
index 674e067e7f..9fbc291fef 100644
--- a/app/menus/tool-options-menu.h
+++ b/app/menus/tool-options-menu.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __TOOL_OPTIONS_MENU_H__
diff --git a/app/menus/window-menu.c b/app/menus/window-menu.c
index ccf237c63d..0d43cf0a76 100644
--- a/app/menus/window-menu.c
+++ b/app/menus/window-menu.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/menus/window-menu.h b/app/menus/window-menu.h
index c699806db5..acce261525 100644
--- a/app/menus/window-menu.h
+++ b/app/menus/window-menu.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __WINDOW_MENU_H__
diff --git a/app/menus/windows-menu.c b/app/menus/windows-menu.c
index 0c09a58d95..80cbd99363 100644
--- a/app/menus/windows-menu.c
+++ b/app/menus/windows-menu.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/menus/windows-menu.h b/app/menus/windows-menu.h
index c85df3ab54..e57ac79e7f 100644
--- a/app/menus/windows-menu.h
+++ b/app/menus/windows-menu.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __WINDOWS_MENU_H__
diff --git a/app/operations/gimp-operation-config.c b/app/operations/gimp-operation-config.c
index 9c67172202..904bc3dcc3 100644
--- a/app/operations/gimp-operation-config.c
+++ b/app/operations/gimp-operation-config.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/operations/gimp-operation-config.h b/app/operations/gimp-operation-config.h
index af9ce6e456..5f920e0f4d 100644
--- a/app/operations/gimp-operation-config.h
+++ b/app/operations/gimp-operation-config.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_OPERATION_CONFIG_H__
diff --git a/app/operations/gimp-operations.c b/app/operations/gimp-operations.c
index a432abf991..f21a02a8ba 100644
--- a/app/operations/gimp-operations.c
+++ b/app/operations/gimp-operations.c
@@ -14,7 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/operations/gimp-operations.h b/app/operations/gimp-operations.h
index 8f116264e7..6f2b222fd7 100644
--- a/app/operations/gimp-operations.h
+++ b/app/operations/gimp-operations.h
@@ -14,7 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_OPERATIONS_H__
diff --git a/app/operations/gimpbrightnesscontrastconfig.c b/app/operations/gimpbrightnesscontrastconfig.c
index d3b3110fb6..b3ba2c8ea9 100644
--- a/app/operations/gimpbrightnesscontrastconfig.c
+++ b/app/operations/gimpbrightnesscontrastconfig.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/operations/gimpbrightnesscontrastconfig.h b/app/operations/gimpbrightnesscontrastconfig.h
index e53dd17ed6..d9c0881cc9 100644
--- a/app/operations/gimpbrightnesscontrastconfig.h
+++ b/app/operations/gimpbrightnesscontrastconfig.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_BRIGHTNESS_CONTRAST_CONFIG_H__
diff --git a/app/operations/gimpcageconfig.c b/app/operations/gimpcageconfig.c
index 333430c38c..9f5f45b53d 100644
--- a/app/operations/gimpcageconfig.c
+++ b/app/operations/gimpcageconfig.c
@@ -14,7 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/operations/gimpcageconfig.h b/app/operations/gimpcageconfig.h
index e8e4995858..767d90b928 100644
--- a/app/operations/gimpcageconfig.h
+++ b/app/operations/gimpcageconfig.h
@@ -14,7 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_CAGE_CONFIG_H__
diff --git a/app/operations/gimpcolorbalanceconfig.c b/app/operations/gimpcolorbalanceconfig.c
index a5dbea6a6e..cd4d10e319 100644
--- a/app/operations/gimpcolorbalanceconfig.c
+++ b/app/operations/gimpcolorbalanceconfig.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/operations/gimpcolorbalanceconfig.h b/app/operations/gimpcolorbalanceconfig.h
index 5f2e40bb30..8da4ce7483 100644
--- a/app/operations/gimpcolorbalanceconfig.h
+++ b/app/operations/gimpcolorbalanceconfig.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_COLOR_BALANCE_CONFIG_H__
diff --git a/app/operations/gimpcurvesconfig.c b/app/operations/gimpcurvesconfig.c
index 349b6982cc..9d785db67c 100644
--- a/app/operations/gimpcurvesconfig.c
+++ b/app/operations/gimpcurvesconfig.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/operations/gimpcurvesconfig.h b/app/operations/gimpcurvesconfig.h
index 9cd070f760..3c8b7ae5fd 100644
--- a/app/operations/gimpcurvesconfig.h
+++ b/app/operations/gimpcurvesconfig.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_CURVES_CONFIG_H__
diff --git a/app/operations/gimphuesaturationconfig.c b/app/operations/gimphuesaturationconfig.c
index 6fd81dbcfd..7e59cbb43c 100644
--- a/app/operations/gimphuesaturationconfig.c
+++ b/app/operations/gimphuesaturationconfig.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/operations/gimphuesaturationconfig.h b/app/operations/gimphuesaturationconfig.h
index 915d831cca..d5241ba08e 100644
--- a/app/operations/gimphuesaturationconfig.h
+++ b/app/operations/gimphuesaturationconfig.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_HUE_SATURATION_CONFIG_H__
diff --git a/app/operations/gimplevelsconfig.c b/app/operations/gimplevelsconfig.c
index e8d8561237..27325a3083 100644
--- a/app/operations/gimplevelsconfig.c
+++ b/app/operations/gimplevelsconfig.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/operations/gimplevelsconfig.h b/app/operations/gimplevelsconfig.h
index a5a09ac7fe..fb73e81e27 100644
--- a/app/operations/gimplevelsconfig.h
+++ b/app/operations/gimplevelsconfig.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_LEVELS_CONFIG_H__
diff --git a/app/operations/gimpoperationborder.c b/app/operations/gimpoperationborder.c
index eba59ab3e6..e08481ce20 100644
--- a/app/operations/gimpoperationborder.c
+++ b/app/operations/gimpoperationborder.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/operations/gimpoperationborder.h b/app/operations/gimpoperationborder.h
index bfd8d84255..83eb9fac32 100644
--- a/app/operations/gimpoperationborder.h
+++ b/app/operations/gimpoperationborder.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_OPERATION_BORDER_H__
diff --git a/app/operations/gimpoperationbrightnesscontrast.c b/app/operations/gimpoperationbrightnesscontrast.c
index 8025f08aaa..1dd9186761 100644
--- a/app/operations/gimpoperationbrightnesscontrast.c
+++ b/app/operations/gimpoperationbrightnesscontrast.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/operations/gimpoperationbrightnesscontrast.h b/app/operations/gimpoperationbrightnesscontrast.h
index f441e0f27e..d93ff20dff 100644
--- a/app/operations/gimpoperationbrightnesscontrast.h
+++ b/app/operations/gimpoperationbrightnesscontrast.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_OPERATION_BRIGHTNESS_CONTRAST_H__
diff --git a/app/operations/gimpoperationbuffersourcevalidate.c b/app/operations/gimpoperationbuffersourcevalidate.c
index ef15f39877..85a87ecd8b 100644
--- a/app/operations/gimpoperationbuffersourcevalidate.c
+++ b/app/operations/gimpoperationbuffersourcevalidate.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/operations/gimpoperationbuffersourcevalidate.h b/app/operations/gimpoperationbuffersourcevalidate.h
index 5ca4446858..c47c333388 100644
--- a/app/operations/gimpoperationbuffersourcevalidate.h
+++ b/app/operations/gimpoperationbuffersourcevalidate.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_OPERATION_BUFFER_SOURCE_VALIDATE_H__
diff --git a/app/operations/gimpoperationcagecoefcalc.c b/app/operations/gimpoperationcagecoefcalc.c
index 7e9bba4e13..30e7f49681 100644
--- a/app/operations/gimpoperationcagecoefcalc.c
+++ b/app/operations/gimpoperationcagecoefcalc.c
@@ -14,7 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/operations/gimpoperationcagecoefcalc.h b/app/operations/gimpoperationcagecoefcalc.h
index 5f0ae08b55..e63be27929 100644
--- a/app/operations/gimpoperationcagecoefcalc.h
+++ b/app/operations/gimpoperationcagecoefcalc.h
@@ -14,7 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_OPERATION_CAGE_COEF_CALC_H__
diff --git a/app/operations/gimpoperationcagetransform.c b/app/operations/gimpoperationcagetransform.c
index a4ac3152f4..ebc9dc647e 100644
--- a/app/operations/gimpoperationcagetransform.c
+++ b/app/operations/gimpoperationcagetransform.c
@@ -14,7 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/operations/gimpoperationcagetransform.h b/app/operations/gimpoperationcagetransform.h
index c0449659c1..8ee9286c00 100644
--- a/app/operations/gimpoperationcagetransform.h
+++ b/app/operations/gimpoperationcagetransform.h
@@ -14,7 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_OPERATION_CAGE_TRANSFORM_H__
diff --git a/app/operations/gimpoperationcolorbalance.c b/app/operations/gimpoperationcolorbalance.c
index 9b0822ba19..9988158592 100644
--- a/app/operations/gimpoperationcolorbalance.c
+++ b/app/operations/gimpoperationcolorbalance.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/operations/gimpoperationcolorbalance.h b/app/operations/gimpoperationcolorbalance.h
index b56ee51831..a6ba386090 100644
--- a/app/operations/gimpoperationcolorbalance.h
+++ b/app/operations/gimpoperationcolorbalance.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_OPERATION_COLOR_BALANCE_H__
diff --git a/app/operations/gimpoperationcolorize.c b/app/operations/gimpoperationcolorize.c
index 2d29543df2..fd6484092b 100644
--- a/app/operations/gimpoperationcolorize.c
+++ b/app/operations/gimpoperationcolorize.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/operations/gimpoperationcolorize.h b/app/operations/gimpoperationcolorize.h
index c694fb29e6..cfb5545fe5 100644
--- a/app/operations/gimpoperationcolorize.h
+++ b/app/operations/gimpoperationcolorize.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_OPERATION_COLORIZE_H__
diff --git a/app/operations/gimpoperationcomposecrop.c b/app/operations/gimpoperationcomposecrop.c
index 9c1eb3865f..43f2821292 100644
--- a/app/operations/gimpoperationcomposecrop.c
+++ b/app/operations/gimpoperationcomposecrop.c
@@ -16,7 +16,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/operations/gimpoperationcomposecrop.h b/app/operations/gimpoperationcomposecrop.h
index 2acc91be3d..83b76139ac 100644
--- a/app/operations/gimpoperationcomposecrop.h
+++ b/app/operations/gimpoperationcomposecrop.h
@@ -16,7 +16,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_OPERATION_COMPOSE_CROP_H__
diff --git a/app/operations/gimpoperationcurves.c b/app/operations/gimpoperationcurves.c
index df72ec28bc..e83b1427a1 100644
--- a/app/operations/gimpoperationcurves.c
+++ b/app/operations/gimpoperationcurves.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/operations/gimpoperationcurves.h b/app/operations/gimpoperationcurves.h
index 20eb848ca3..ab097b2d97 100644
--- a/app/operations/gimpoperationcurves.h
+++ b/app/operations/gimpoperationcurves.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_OPERATION_CURVES_H__
diff --git a/app/operations/gimpoperationdesaturate.c b/app/operations/gimpoperationdesaturate.c
index c739cc7a8a..9f833db18b 100644
--- a/app/operations/gimpoperationdesaturate.c
+++ b/app/operations/gimpoperationdesaturate.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/operations/gimpoperationdesaturate.h b/app/operations/gimpoperationdesaturate.h
index e6e1c18a17..3117a61e5b 100644
--- a/app/operations/gimpoperationdesaturate.h
+++ b/app/operations/gimpoperationdesaturate.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_OPERATION_DESATURATE_H__
diff --git a/app/operations/gimpoperationequalize.c b/app/operations/gimpoperationequalize.c
index 71b8dda8aa..b08ca3ee10 100644
--- a/app/operations/gimpoperationequalize.c
+++ b/app/operations/gimpoperationequalize.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/operations/gimpoperationequalize.h b/app/operations/gimpoperationequalize.h
index c6a7886d6e..ea03b18a37 100644
--- a/app/operations/gimpoperationequalize.h
+++ b/app/operations/gimpoperationequalize.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_OPERATION_EQUALIZE_H__
diff --git a/app/operations/gimpoperationflood.c b/app/operations/gimpoperationflood.c
index a434cc31b9..ba629adfe9 100644
--- a/app/operations/gimpoperationflood.c
+++ b/app/operations/gimpoperationflood.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 
diff --git a/app/operations/gimpoperationflood.h b/app/operations/gimpoperationflood.h
index 60787f274d..ed2c1c68e4 100644
--- a/app/operations/gimpoperationflood.h
+++ b/app/operations/gimpoperationflood.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_OPERATION_FLOOD_H__
diff --git a/app/operations/gimpoperationgradient.c b/app/operations/gimpoperationgradient.c
index 12e1c632f8..889d8f8656 100644
--- a/app/operations/gimpoperationgradient.c
+++ b/app/operations/gimpoperationgradient.c
@@ -17,7 +17,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/operations/gimpoperationgradient.h b/app/operations/gimpoperationgradient.h
index 9cbbc99ef3..e2aa19cd3f 100644
--- a/app/operations/gimpoperationgradient.h
+++ b/app/operations/gimpoperationgradient.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_OPERATION_GRADIENT_H__
diff --git a/app/operations/gimpoperationgrow.c b/app/operations/gimpoperationgrow.c
index 5ec2d2ccaf..2aabceef86 100644
--- a/app/operations/gimpoperationgrow.c
+++ b/app/operations/gimpoperationgrow.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/operations/gimpoperationgrow.h b/app/operations/gimpoperationgrow.h
index 7ff273a613..d680997605 100644
--- a/app/operations/gimpoperationgrow.h
+++ b/app/operations/gimpoperationgrow.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_OPERATION_GROW_H__
diff --git a/app/operations/gimpoperationhistogramsink.c b/app/operations/gimpoperationhistogramsink.c
index cfdb80ce5c..cb0a7ac571 100644
--- a/app/operations/gimpoperationhistogramsink.c
+++ b/app/operations/gimpoperationhistogramsink.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/operations/gimpoperationhistogramsink.h b/app/operations/gimpoperationhistogramsink.h
index afc0eda756..719719c522 100644
--- a/app/operations/gimpoperationhistogramsink.h
+++ b/app/operations/gimpoperationhistogramsink.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_OPERATION_HISTOGRAM_SINK_H__
diff --git a/app/operations/gimpoperationhuesaturation.c b/app/operations/gimpoperationhuesaturation.c
index b769cff7a9..cdfb7d7233 100644
--- a/app/operations/gimpoperationhuesaturation.c
+++ b/app/operations/gimpoperationhuesaturation.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/operations/gimpoperationhuesaturation.h b/app/operations/gimpoperationhuesaturation.h
index b9021541ef..b084bbea55 100644
--- a/app/operations/gimpoperationhuesaturation.h
+++ b/app/operations/gimpoperationhuesaturation.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_OPERATION_HUE_SATURATION_H__
diff --git a/app/operations/gimpoperationlevels.c b/app/operations/gimpoperationlevels.c
index 05582b773b..ea91a48631 100644
--- a/app/operations/gimpoperationlevels.c
+++ b/app/operations/gimpoperationlevels.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/operations/gimpoperationlevels.h b/app/operations/gimpoperationlevels.h
index 215b2198ea..d977f42663 100644
--- a/app/operations/gimpoperationlevels.h
+++ b/app/operations/gimpoperationlevels.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_OPERATION_LEVELS_H__
diff --git a/app/operations/gimpoperationmaskcomponents.c b/app/operations/gimpoperationmaskcomponents.c
index 92330ae798..0cac310862 100644
--- a/app/operations/gimpoperationmaskcomponents.c
+++ b/app/operations/gimpoperationmaskcomponents.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/operations/gimpoperationmaskcomponents.h b/app/operations/gimpoperationmaskcomponents.h
index 89cc1b678e..d4999c8c74 100644
--- a/app/operations/gimpoperationmaskcomponents.h
+++ b/app/operations/gimpoperationmaskcomponents.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_OPERATION_MASK_COMPONENTS_H__
diff --git a/app/operations/gimpoperationpointfilter.c b/app/operations/gimpoperationpointfilter.c
index 99b20180f8..b9bfa1d3af 100644
--- a/app/operations/gimpoperationpointfilter.c
+++ b/app/operations/gimpoperationpointfilter.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/operations/gimpoperationpointfilter.h b/app/operations/gimpoperationpointfilter.h
index 9332fd0909..f039af78c6 100644
--- a/app/operations/gimpoperationpointfilter.h
+++ b/app/operations/gimpoperationpointfilter.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_OPERATION_POINT_FILTER_H__
diff --git a/app/operations/gimpoperationposterize.c b/app/operations/gimpoperationposterize.c
index d647bc6621..88f5d26fbe 100644
--- a/app/operations/gimpoperationposterize.c
+++ b/app/operations/gimpoperationposterize.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/operations/gimpoperationposterize.h b/app/operations/gimpoperationposterize.h
index 0158d6eced..06e5731b4b 100644
--- a/app/operations/gimpoperationposterize.h
+++ b/app/operations/gimpoperationposterize.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_OPERATION_POSTERIZE_H__
diff --git a/app/operations/gimpoperationprofiletransform.c b/app/operations/gimpoperationprofiletransform.c
index cdcd50fa47..2e424598af 100644
--- a/app/operations/gimpoperationprofiletransform.c
+++ b/app/operations/gimpoperationprofiletransform.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/operations/gimpoperationprofiletransform.h b/app/operations/gimpoperationprofiletransform.h
index 28a9251225..52aaf4a7c2 100644
--- a/app/operations/gimpoperationprofiletransform.h
+++ b/app/operations/gimpoperationprofiletransform.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_OPERATION_PROFILE_TRANSFORM_H__
diff --git a/app/operations/gimpoperationscalarmultiply.c b/app/operations/gimpoperationscalarmultiply.c
index 0f17e89514..64163009ed 100644
--- a/app/operations/gimpoperationscalarmultiply.c
+++ b/app/operations/gimpoperationscalarmultiply.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/operations/gimpoperationscalarmultiply.h b/app/operations/gimpoperationscalarmultiply.h
index dbbfd4afca..61122b75b5 100644
--- a/app/operations/gimpoperationscalarmultiply.h
+++ b/app/operations/gimpoperationscalarmultiply.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_OPERATION_SCALAR_MULTIPLY_H__
diff --git a/app/operations/gimpoperationsemiflatten.c b/app/operations/gimpoperationsemiflatten.c
index 7553e600fe..ce0c630709 100644
--- a/app/operations/gimpoperationsemiflatten.c
+++ b/app/operations/gimpoperationsemiflatten.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  *
  * Ported from the semi-flatten plug-in
  * by Adam D. Moss, adam@foxbox.org.  1998/01/27
diff --git a/app/operations/gimpoperationsemiflatten.h b/app/operations/gimpoperationsemiflatten.h
index ababcd12c1..be6311e630 100644
--- a/app/operations/gimpoperationsemiflatten.h
+++ b/app/operations/gimpoperationsemiflatten.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_OPERATION_SEMI_FLATTEN_H__
diff --git a/app/operations/gimpoperationsetalpha.c b/app/operations/gimpoperationsetalpha.c
index a575b61273..b41af3caa1 100644
--- a/app/operations/gimpoperationsetalpha.c
+++ b/app/operations/gimpoperationsetalpha.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/operations/gimpoperationsetalpha.h b/app/operations/gimpoperationsetalpha.h
index e48e3763e8..741ae1ea68 100644
--- a/app/operations/gimpoperationsetalpha.h
+++ b/app/operations/gimpoperationsetalpha.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_OPERATION_SET_ALPHA_H__
diff --git a/app/operations/gimpoperationshrink.c b/app/operations/gimpoperationshrink.c
index 41fb05caf7..c862edb471 100644
--- a/app/operations/gimpoperationshrink.c
+++ b/app/operations/gimpoperationshrink.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/operations/gimpoperationshrink.h b/app/operations/gimpoperationshrink.h
index efa3ef9ea5..1ba58e6229 100644
--- a/app/operations/gimpoperationshrink.h
+++ b/app/operations/gimpoperationshrink.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_OPERATION_SHRINK_H__
diff --git a/app/operations/gimpoperationthreshold.c b/app/operations/gimpoperationthreshold.c
index dcad2f4228..e33a9ec40a 100644
--- a/app/operations/gimpoperationthreshold.c
+++ b/app/operations/gimpoperationthreshold.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/operations/gimpoperationthreshold.h b/app/operations/gimpoperationthreshold.h
index 30bc165d5e..dcdf52b216 100644
--- a/app/operations/gimpoperationthreshold.h
+++ b/app/operations/gimpoperationthreshold.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_OPERATION_THRESHOLD_H__
diff --git a/app/operations/gimpoperationthresholdalpha.c b/app/operations/gimpoperationthresholdalpha.c
index 0c9777a1ab..2a3edeffe6 100644
--- a/app/operations/gimpoperationthresholdalpha.c
+++ b/app/operations/gimpoperationthresholdalpha.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  *
  * Ported from the threshold-alpha plug-in
  * Copyright (C) 1997 Shuji Narazaki <narazaki@InetQ.or.jp>
diff --git a/app/operations/gimpoperationthresholdalpha.h b/app/operations/gimpoperationthresholdalpha.h
index 24cdf0c5aa..03392893ce 100644
--- a/app/operations/gimpoperationthresholdalpha.h
+++ b/app/operations/gimpoperationthresholdalpha.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_OPERATION_THRESHOLD_ALPHA_H__
diff --git a/app/operations/layer-modes-legacy/gimpoperationadditionlegacy.c b/app/operations/layer-modes-legacy/gimpoperationadditionlegacy.c
index a7c43d6e5d..02992f28f6 100644
--- a/app/operations/layer-modes-legacy/gimpoperationadditionlegacy.c
+++ b/app/operations/layer-modes-legacy/gimpoperationadditionlegacy.c
@@ -16,7 +16,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/operations/layer-modes-legacy/gimpoperationadditionlegacy.h b/app/operations/layer-modes-legacy/gimpoperationadditionlegacy.h
index 7049567656..7f9df60c60 100644
--- a/app/operations/layer-modes-legacy/gimpoperationadditionlegacy.h
+++ b/app/operations/layer-modes-legacy/gimpoperationadditionlegacy.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_OPERATION_ADDITION_LEGACY_H__
diff --git a/app/operations/layer-modes-legacy/gimpoperationburnlegacy.c b/app/operations/layer-modes-legacy/gimpoperationburnlegacy.c
index 3c577a16d0..5511b69999 100644
--- a/app/operations/layer-modes-legacy/gimpoperationburnlegacy.c
+++ b/app/operations/layer-modes-legacy/gimpoperationburnlegacy.c
@@ -16,7 +16,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/operations/layer-modes-legacy/gimpoperationburnlegacy.h b/app/operations/layer-modes-legacy/gimpoperationburnlegacy.h
index 669e784a5a..dc13e3fc4c 100644
--- a/app/operations/layer-modes-legacy/gimpoperationburnlegacy.h
+++ b/app/operations/layer-modes-legacy/gimpoperationburnlegacy.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_OPERATION_BURN_LEGACY_H__
diff --git a/app/operations/layer-modes-legacy/gimpoperationdarkenonlylegacy.c b/app/operations/layer-modes-legacy/gimpoperationdarkenonlylegacy.c
index 7f98558490..1a3ebdfac1 100644
--- a/app/operations/layer-modes-legacy/gimpoperationdarkenonlylegacy.c
+++ b/app/operations/layer-modes-legacy/gimpoperationdarkenonlylegacy.c
@@ -16,7 +16,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/operations/layer-modes-legacy/gimpoperationdarkenonlylegacy.h b/app/operations/layer-modes-legacy/gimpoperationdarkenonlylegacy.h
index f72a1517d0..c0406a10c9 100644
--- a/app/operations/layer-modes-legacy/gimpoperationdarkenonlylegacy.h
+++ b/app/operations/layer-modes-legacy/gimpoperationdarkenonlylegacy.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_OPERATION_DARKEN_ONLY_LEGACY_H__
diff --git a/app/operations/layer-modes-legacy/gimpoperationdifferencelegacy.c b/app/operations/layer-modes-legacy/gimpoperationdifferencelegacy.c
index 3cfbe2a08a..55f3328973 100644
--- a/app/operations/layer-modes-legacy/gimpoperationdifferencelegacy.c
+++ b/app/operations/layer-modes-legacy/gimpoperationdifferencelegacy.c
@@ -16,7 +16,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/operations/layer-modes-legacy/gimpoperationdifferencelegacy.h b/app/operations/layer-modes-legacy/gimpoperationdifferencelegacy.h
index 312aebbc6a..145b9c2d38 100644
--- a/app/operations/layer-modes-legacy/gimpoperationdifferencelegacy.h
+++ b/app/operations/layer-modes-legacy/gimpoperationdifferencelegacy.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_OPERATION_DIFFERENCE_LEGACY_H__
diff --git a/app/operations/layer-modes-legacy/gimpoperationdividelegacy.c b/app/operations/layer-modes-legacy/gimpoperationdividelegacy.c
index 33052d25f8..8fe8dd83c9 100644
--- a/app/operations/layer-modes-legacy/gimpoperationdividelegacy.c
+++ b/app/operations/layer-modes-legacy/gimpoperationdividelegacy.c
@@ -16,7 +16,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/operations/layer-modes-legacy/gimpoperationdividelegacy.h b/app/operations/layer-modes-legacy/gimpoperationdividelegacy.h
index 3fadfc9427..fa5de12cdc 100644
--- a/app/operations/layer-modes-legacy/gimpoperationdividelegacy.h
+++ b/app/operations/layer-modes-legacy/gimpoperationdividelegacy.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_OPERATION_DIVIDE_LEGACY_H__
diff --git a/app/operations/layer-modes-legacy/gimpoperationdodgelegacy.c b/app/operations/layer-modes-legacy/gimpoperationdodgelegacy.c
index 55e531f37d..65adaeffd7 100644
--- a/app/operations/layer-modes-legacy/gimpoperationdodgelegacy.c
+++ b/app/operations/layer-modes-legacy/gimpoperationdodgelegacy.c
@@ -16,7 +16,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/operations/layer-modes-legacy/gimpoperationdodgelegacy.h b/app/operations/layer-modes-legacy/gimpoperationdodgelegacy.h
index 2013fd0554..b640fedf7f 100644
--- a/app/operations/layer-modes-legacy/gimpoperationdodgelegacy.h
+++ b/app/operations/layer-modes-legacy/gimpoperationdodgelegacy.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_OPERATION_DODGE_LEGACY_H__
diff --git a/app/operations/layer-modes-legacy/gimpoperationgrainextractlegacy.c b/app/operations/layer-modes-legacy/gimpoperationgrainextractlegacy.c
index 42d232cea7..77338c4323 100644
--- a/app/operations/layer-modes-legacy/gimpoperationgrainextractlegacy.c
+++ b/app/operations/layer-modes-legacy/gimpoperationgrainextractlegacy.c
@@ -16,7 +16,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/operations/layer-modes-legacy/gimpoperationgrainextractlegacy.h b/app/operations/layer-modes-legacy/gimpoperationgrainextractlegacy.h
index e6acc28987..149ee095ad 100644
--- a/app/operations/layer-modes-legacy/gimpoperationgrainextractlegacy.h
+++ b/app/operations/layer-modes-legacy/gimpoperationgrainextractlegacy.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_OPERATION_GRAIN_EXTRACT_LEGACY_H__
diff --git a/app/operations/layer-modes-legacy/gimpoperationgrainmergelegacy.c b/app/operations/layer-modes-legacy/gimpoperationgrainmergelegacy.c
index a30ac88792..c12a9955cd 100644
--- a/app/operations/layer-modes-legacy/gimpoperationgrainmergelegacy.c
+++ b/app/operations/layer-modes-legacy/gimpoperationgrainmergelegacy.c
@@ -16,7 +16,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/operations/layer-modes-legacy/gimpoperationgrainmergelegacy.h b/app/operations/layer-modes-legacy/gimpoperationgrainmergelegacy.h
index 7aeacf2f68..344e89566b 100644
--- a/app/operations/layer-modes-legacy/gimpoperationgrainmergelegacy.h
+++ b/app/operations/layer-modes-legacy/gimpoperationgrainmergelegacy.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_OPERATION_GRAIN_MERGE_LEGACY_H__
diff --git a/app/operations/layer-modes-legacy/gimpoperationhardlightlegacy.c b/app/operations/layer-modes-legacy/gimpoperationhardlightlegacy.c
index f41e3d5d4b..68f8edaea9 100644
--- a/app/operations/layer-modes-legacy/gimpoperationhardlightlegacy.c
+++ b/app/operations/layer-modes-legacy/gimpoperationhardlightlegacy.c
@@ -16,7 +16,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/operations/layer-modes-legacy/gimpoperationhardlightlegacy.h b/app/operations/layer-modes-legacy/gimpoperationhardlightlegacy.h
index ebcbe8b9fa..38791be2e1 100644
--- a/app/operations/layer-modes-legacy/gimpoperationhardlightlegacy.h
+++ b/app/operations/layer-modes-legacy/gimpoperationhardlightlegacy.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_OPERATION_HARDLIGHT_LEGACY_H__
diff --git a/app/operations/layer-modes-legacy/gimpoperationhslcolorlegacy.c b/app/operations/layer-modes-legacy/gimpoperationhslcolorlegacy.c
index a87238f48c..6fd7a95055 100644
--- a/app/operations/layer-modes-legacy/gimpoperationhslcolorlegacy.c
+++ b/app/operations/layer-modes-legacy/gimpoperationhslcolorlegacy.c
@@ -16,7 +16,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/operations/layer-modes-legacy/gimpoperationhslcolorlegacy.h b/app/operations/layer-modes-legacy/gimpoperationhslcolorlegacy.h
index 34ce5869f6..add2933945 100644
--- a/app/operations/layer-modes-legacy/gimpoperationhslcolorlegacy.h
+++ b/app/operations/layer-modes-legacy/gimpoperationhslcolorlegacy.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_OPERATION_HSL_COLOR_LEGACY_H__
diff --git a/app/operations/layer-modes-legacy/gimpoperationhsvhuelegacy.c b/app/operations/layer-modes-legacy/gimpoperationhsvhuelegacy.c
index 3244c83f1b..eb9c0402bb 100644
--- a/app/operations/layer-modes-legacy/gimpoperationhsvhuelegacy.c
+++ b/app/operations/layer-modes-legacy/gimpoperationhsvhuelegacy.c
@@ -16,7 +16,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/operations/layer-modes-legacy/gimpoperationhsvhuelegacy.h b/app/operations/layer-modes-legacy/gimpoperationhsvhuelegacy.h
index 5686da5029..59ef1259c8 100644
--- a/app/operations/layer-modes-legacy/gimpoperationhsvhuelegacy.h
+++ b/app/operations/layer-modes-legacy/gimpoperationhsvhuelegacy.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_OPERATION_HSV_HUE_LEGACY_H__
diff --git a/app/operations/layer-modes-legacy/gimpoperationhsvsaturationlegacy.c b/app/operations/layer-modes-legacy/gimpoperationhsvsaturationlegacy.c
index 730e14d0e6..d150aa165f 100644
--- a/app/operations/layer-modes-legacy/gimpoperationhsvsaturationlegacy.c
+++ b/app/operations/layer-modes-legacy/gimpoperationhsvsaturationlegacy.c
@@ -16,7 +16,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/operations/layer-modes-legacy/gimpoperationhsvsaturationlegacy.h b/app/operations/layer-modes-legacy/gimpoperationhsvsaturationlegacy.h
index d0127a46e8..ecb5589af1 100644
--- a/app/operations/layer-modes-legacy/gimpoperationhsvsaturationlegacy.h
+++ b/app/operations/layer-modes-legacy/gimpoperationhsvsaturationlegacy.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_OPERATION_HSV_SATURATION_LEGACY_H__
diff --git a/app/operations/layer-modes-legacy/gimpoperationhsvvaluelegacy.c b/app/operations/layer-modes-legacy/gimpoperationhsvvaluelegacy.c
index 4e704043e2..b873325f39 100644
--- a/app/operations/layer-modes-legacy/gimpoperationhsvvaluelegacy.c
+++ b/app/operations/layer-modes-legacy/gimpoperationhsvvaluelegacy.c
@@ -16,7 +16,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/operations/layer-modes-legacy/gimpoperationhsvvaluelegacy.h b/app/operations/layer-modes-legacy/gimpoperationhsvvaluelegacy.h
index bf119cf5f3..7701ffd9f6 100644
--- a/app/operations/layer-modes-legacy/gimpoperationhsvvaluelegacy.h
+++ b/app/operations/layer-modes-legacy/gimpoperationhsvvaluelegacy.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_OPERATION_HSV_VALUE_LEGACY_H__
diff --git a/app/operations/layer-modes-legacy/gimpoperationlightenonlylegacy.c b/app/operations/layer-modes-legacy/gimpoperationlightenonlylegacy.c
index 10c016f6ee..0e54a0c45e 100644
--- a/app/operations/layer-modes-legacy/gimpoperationlightenonlylegacy.c
+++ b/app/operations/layer-modes-legacy/gimpoperationlightenonlylegacy.c
@@ -16,7 +16,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/operations/layer-modes-legacy/gimpoperationlightenonlylegacy.h b/app/operations/layer-modes-legacy/gimpoperationlightenonlylegacy.h
index 124de63bb5..2417d57f90 100644
--- a/app/operations/layer-modes-legacy/gimpoperationlightenonlylegacy.h
+++ b/app/operations/layer-modes-legacy/gimpoperationlightenonlylegacy.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_OPERATION_LIGHTEN_ONLY_LEGACY_H__
diff --git a/app/operations/layer-modes-legacy/gimpoperationmultiplylegacy.c b/app/operations/layer-modes-legacy/gimpoperationmultiplylegacy.c
index 68a8a6101f..69c63c43f3 100644
--- a/app/operations/layer-modes-legacy/gimpoperationmultiplylegacy.c
+++ b/app/operations/layer-modes-legacy/gimpoperationmultiplylegacy.c
@@ -16,7 +16,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/operations/layer-modes-legacy/gimpoperationmultiplylegacy.h b/app/operations/layer-modes-legacy/gimpoperationmultiplylegacy.h
index 7a47726ed9..f099ebdaa2 100644
--- a/app/operations/layer-modes-legacy/gimpoperationmultiplylegacy.h
+++ b/app/operations/layer-modes-legacy/gimpoperationmultiplylegacy.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_OPERATION_MULTIPLY_LEGACY_H__
diff --git a/app/operations/layer-modes-legacy/gimpoperationscreenlegacy.c b/app/operations/layer-modes-legacy/gimpoperationscreenlegacy.c
index bc9bdc3342..f2ff2fc0d2 100644
--- a/app/operations/layer-modes-legacy/gimpoperationscreenlegacy.c
+++ b/app/operations/layer-modes-legacy/gimpoperationscreenlegacy.c
@@ -16,7 +16,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/operations/layer-modes-legacy/gimpoperationscreenlegacy.h b/app/operations/layer-modes-legacy/gimpoperationscreenlegacy.h
index 976a01548c..5d0dc9e0df 100644
--- a/app/operations/layer-modes-legacy/gimpoperationscreenlegacy.h
+++ b/app/operations/layer-modes-legacy/gimpoperationscreenlegacy.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_OPERATION_SCREEN_LEGACY_H__
diff --git a/app/operations/layer-modes-legacy/gimpoperationsoftlightlegacy.c b/app/operations/layer-modes-legacy/gimpoperationsoftlightlegacy.c
index 938d6437a2..1736e0009c 100644
--- a/app/operations/layer-modes-legacy/gimpoperationsoftlightlegacy.c
+++ b/app/operations/layer-modes-legacy/gimpoperationsoftlightlegacy.c
@@ -16,7 +16,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/operations/layer-modes-legacy/gimpoperationsoftlightlegacy.h b/app/operations/layer-modes-legacy/gimpoperationsoftlightlegacy.h
index 687ade22b2..aa8930e3f3 100644
--- a/app/operations/layer-modes-legacy/gimpoperationsoftlightlegacy.h
+++ b/app/operations/layer-modes-legacy/gimpoperationsoftlightlegacy.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_OPERATION_SOFTLIGHT_LEGACY_H__
diff --git a/app/operations/layer-modes-legacy/gimpoperationsubtractlegacy.c b/app/operations/layer-modes-legacy/gimpoperationsubtractlegacy.c
index bc7bc92dc4..0bf3b5edab 100644
--- a/app/operations/layer-modes-legacy/gimpoperationsubtractlegacy.c
+++ b/app/operations/layer-modes-legacy/gimpoperationsubtractlegacy.c
@@ -16,7 +16,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/operations/layer-modes-legacy/gimpoperationsubtractlegacy.h b/app/operations/layer-modes-legacy/gimpoperationsubtractlegacy.h
index 9223e82ef2..34a55d56a0 100644
--- a/app/operations/layer-modes-legacy/gimpoperationsubtractlegacy.h
+++ b/app/operations/layer-modes-legacy/gimpoperationsubtractlegacy.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_OPERATION_SUBTRACT_LEGACY_H__
diff --git a/app/operations/layer-modes/gimp-layer-modes.c b/app/operations/layer-modes/gimp-layer-modes.c
index f4d55ea54b..a8788753a6 100644
--- a/app/operations/layer-modes/gimp-layer-modes.c
+++ b/app/operations/layer-modes/gimp-layer-modes.c
@@ -16,7 +16,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/operations/layer-modes/gimp-layer-modes.h b/app/operations/layer-modes/gimp-layer-modes.h
index b9a67f767d..8005fd1ab4 100644
--- a/app/operations/layer-modes/gimp-layer-modes.h
+++ b/app/operations/layer-modes/gimp-layer-modes.h
@@ -16,7 +16,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_LAYER_MODES_H__
diff --git a/app/operations/layer-modes/gimpoperationantierase.c b/app/operations/layer-modes/gimpoperationantierase.c
index ed8218875c..ff217dd64c 100644
--- a/app/operations/layer-modes/gimpoperationantierase.c
+++ b/app/operations/layer-modes/gimpoperationantierase.c
@@ -16,7 +16,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/operations/layer-modes/gimpoperationantierase.h b/app/operations/layer-modes/gimpoperationantierase.h
index 010dc94e8e..0c5ddf819c 100644
--- a/app/operations/layer-modes/gimpoperationantierase.h
+++ b/app/operations/layer-modes/gimpoperationantierase.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_OPERATION_ANTI_ERASE_H__
diff --git a/app/operations/layer-modes/gimpoperationbehind.c b/app/operations/layer-modes/gimpoperationbehind.c
index 959ee1d250..a46d5a1d95 100644
--- a/app/operations/layer-modes/gimpoperationbehind.c
+++ b/app/operations/layer-modes/gimpoperationbehind.c
@@ -16,7 +16,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/operations/layer-modes/gimpoperationbehind.h b/app/operations/layer-modes/gimpoperationbehind.h
index d72e67966a..46b9ac4ff1 100644
--- a/app/operations/layer-modes/gimpoperationbehind.h
+++ b/app/operations/layer-modes/gimpoperationbehind.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_OPERATION_BEHIND_H__
diff --git a/app/operations/layer-modes/gimpoperationdissolve.c b/app/operations/layer-modes/gimpoperationdissolve.c
index dc1dfe06c3..f59009b83b 100644
--- a/app/operations/layer-modes/gimpoperationdissolve.c
+++ b/app/operations/layer-modes/gimpoperationdissolve.c
@@ -17,7 +17,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/operations/layer-modes/gimpoperationdissolve.h b/app/operations/layer-modes/gimpoperationdissolve.h
index 7dea99ad06..d448918478 100644
--- a/app/operations/layer-modes/gimpoperationdissolve.h
+++ b/app/operations/layer-modes/gimpoperationdissolve.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_OPERATION_DISSOLVE_H__
diff --git a/app/operations/layer-modes/gimpoperationerase.c b/app/operations/layer-modes/gimpoperationerase.c
index e1a79b60ec..1d702644c0 100644
--- a/app/operations/layer-modes/gimpoperationerase.c
+++ b/app/operations/layer-modes/gimpoperationerase.c
@@ -16,7 +16,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/operations/layer-modes/gimpoperationerase.h b/app/operations/layer-modes/gimpoperationerase.h
index 5f9bb4dc0c..fec309b8e9 100644
--- a/app/operations/layer-modes/gimpoperationerase.h
+++ b/app/operations/layer-modes/gimpoperationerase.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_OPERATION_ERASE_H__
diff --git a/app/operations/layer-modes/gimpoperationlayermode-blend.c b/app/operations/layer-modes/gimpoperationlayermode-blend.c
index e1e89ce11c..5ab6a15ff9 100644
--- a/app/operations/layer-modes/gimpoperationlayermode-blend.c
+++ b/app/operations/layer-modes/gimpoperationlayermode-blend.c
@@ -17,7 +17,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/operations/layer-modes/gimpoperationlayermode-blend.h b/app/operations/layer-modes/gimpoperationlayermode-blend.h
index 40e851330c..25290a4645 100644
--- a/app/operations/layer-modes/gimpoperationlayermode-blend.h
+++ b/app/operations/layer-modes/gimpoperationlayermode-blend.h
@@ -17,7 +17,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_OPERATION_LAYER_MODE_BLEND_H__
diff --git a/app/operations/layer-modes/gimpoperationlayermode-composite-sse2.c b/app/operations/layer-modes/gimpoperationlayermode-composite-sse2.c
index b581aa2642..2630751b81 100644
--- a/app/operations/layer-modes/gimpoperationlayermode-composite-sse2.c
+++ b/app/operations/layer-modes/gimpoperationlayermode-composite-sse2.c
@@ -17,7 +17,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/operations/layer-modes/gimpoperationlayermode-composite.c b/app/operations/layer-modes/gimpoperationlayermode-composite.c
index a3ee47ab71..4275818d58 100644
--- a/app/operations/layer-modes/gimpoperationlayermode-composite.c
+++ b/app/operations/layer-modes/gimpoperationlayermode-composite.c
@@ -17,7 +17,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/operations/layer-modes/gimpoperationlayermode-composite.h b/app/operations/layer-modes/gimpoperationlayermode-composite.h
index aae58cfdaa..f9ec2a547a 100644
--- a/app/operations/layer-modes/gimpoperationlayermode-composite.h
+++ b/app/operations/layer-modes/gimpoperationlayermode-composite.h
@@ -17,7 +17,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_OPERATION_LAYER_MODE_COMPOSITE_H__
diff --git a/app/operations/layer-modes/gimpoperationlayermode.c b/app/operations/layer-modes/gimpoperationlayermode.c
index 407145271e..b2e679b792 100644
--- a/app/operations/layer-modes/gimpoperationlayermode.c
+++ b/app/operations/layer-modes/gimpoperationlayermode.c
@@ -16,7 +16,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/operations/layer-modes/gimpoperationlayermode.h b/app/operations/layer-modes/gimpoperationlayermode.h
index 0e8426c68a..2c193a92b1 100644
--- a/app/operations/layer-modes/gimpoperationlayermode.h
+++ b/app/operations/layer-modes/gimpoperationlayermode.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_OPERATION_LAYER_MODE_H__
diff --git a/app/operations/layer-modes/gimpoperationmerge.c b/app/operations/layer-modes/gimpoperationmerge.c
index 639491cf37..7e28db3ac5 100644
--- a/app/operations/layer-modes/gimpoperationmerge.c
+++ b/app/operations/layer-modes/gimpoperationmerge.c
@@ -16,7 +16,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/operations/layer-modes/gimpoperationmerge.h b/app/operations/layer-modes/gimpoperationmerge.h
index 83933981f5..01afde17fb 100644
--- a/app/operations/layer-modes/gimpoperationmerge.h
+++ b/app/operations/layer-modes/gimpoperationmerge.h
@@ -16,7 +16,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_OPERATION_MERGE_H__
diff --git a/app/operations/layer-modes/gimpoperationnormal-sse2.c b/app/operations/layer-modes/gimpoperationnormal-sse2.c
index 45e714993a..6fac783eaf 100644
--- a/app/operations/layer-modes/gimpoperationnormal-sse2.c
+++ b/app/operations/layer-modes/gimpoperationnormal-sse2.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/operations/layer-modes/gimpoperationnormal-sse4.c b/app/operations/layer-modes/gimpoperationnormal-sse4.c
index b1885a2886..c7fc580699 100644
--- a/app/operations/layer-modes/gimpoperationnormal-sse4.c
+++ b/app/operations/layer-modes/gimpoperationnormal-sse4.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/operations/layer-modes/gimpoperationnormal.c b/app/operations/layer-modes/gimpoperationnormal.c
index 2588955873..9726017ed1 100644
--- a/app/operations/layer-modes/gimpoperationnormal.c
+++ b/app/operations/layer-modes/gimpoperationnormal.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/operations/layer-modes/gimpoperationnormal.h b/app/operations/layer-modes/gimpoperationnormal.h
index 4d24fb8c75..6fa1b36408 100644
--- a/app/operations/layer-modes/gimpoperationnormal.h
+++ b/app/operations/layer-modes/gimpoperationnormal.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_OPERATION_NORMAL_H__
diff --git a/app/operations/layer-modes/gimpoperationpassthrough.c b/app/operations/layer-modes/gimpoperationpassthrough.c
index ce33bacc8d..fab9dc7d74 100644
--- a/app/operations/layer-modes/gimpoperationpassthrough.c
+++ b/app/operations/layer-modes/gimpoperationpassthrough.c
@@ -16,7 +16,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/operations/layer-modes/gimpoperationpassthrough.h b/app/operations/layer-modes/gimpoperationpassthrough.h
index 8bf1fa6c25..5a5b83852c 100644
--- a/app/operations/layer-modes/gimpoperationpassthrough.h
+++ b/app/operations/layer-modes/gimpoperationpassthrough.h
@@ -16,7 +16,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_OPERATION_PASS_THROUGH_H__
diff --git a/app/operations/layer-modes/gimpoperationreplace.c b/app/operations/layer-modes/gimpoperationreplace.c
index 2175e5ab42..d033be20b3 100644
--- a/app/operations/layer-modes/gimpoperationreplace.c
+++ b/app/operations/layer-modes/gimpoperationreplace.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/operations/layer-modes/gimpoperationreplace.h b/app/operations/layer-modes/gimpoperationreplace.h
index 0615a3b1f3..f8d7b0ca05 100644
--- a/app/operations/layer-modes/gimpoperationreplace.h
+++ b/app/operations/layer-modes/gimpoperationreplace.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_OPERATION_REPLACE_H__
diff --git a/app/operations/layer-modes/gimpoperationsplit.c b/app/operations/layer-modes/gimpoperationsplit.c
index 1b4fbc412b..53a340344d 100644
--- a/app/operations/layer-modes/gimpoperationsplit.c
+++ b/app/operations/layer-modes/gimpoperationsplit.c
@@ -16,7 +16,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/operations/layer-modes/gimpoperationsplit.h b/app/operations/layer-modes/gimpoperationsplit.h
index bb8213013b..e1dbbe96e3 100644
--- a/app/operations/layer-modes/gimpoperationsplit.h
+++ b/app/operations/layer-modes/gimpoperationsplit.h
@@ -16,7 +16,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_OPERATION_SPLIT_H__
diff --git a/app/operations/operations-enums.h b/app/operations/operations-enums.h
index cd892484e2..ad81bc170d 100644
--- a/app/operations/operations-enums.h
+++ b/app/operations/operations-enums.h
@@ -14,7 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __OPERATIONS_ENUMS_H__
diff --git a/app/operations/operations-types.h b/app/operations/operations-types.h
index 911873ee5e..0f418a2332 100644
--- a/app/operations/operations-types.h
+++ b/app/operations/operations-types.h
@@ -14,7 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __OPERATIONS_TYPES_H__
diff --git a/app/operations/tests/test-operations.c b/app/operations/tests/test-operations.c
index 855671bf4f..3ef6444e43 100644
--- a/app/operations/tests/test-operations.c
+++ b/app/operations/tests/test-operations.c
@@ -13,7 +13,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/paint/gimp-paint.c b/app/paint/gimp-paint.c
index 5818331e68..f3904a33b0 100644
--- a/app/paint/gimp-paint.c
+++ b/app/paint/gimp-paint.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/paint/gimp-paint.h b/app/paint/gimp-paint.h
index c8b22fade0..97dee10bff 100644
--- a/app/paint/gimp-paint.h
+++ b/app/paint/gimp-paint.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_PAINT_H__
diff --git a/app/paint/gimpairbrush.c b/app/paint/gimpairbrush.c
index 67df7d0b29..229ed9d482 100644
--- a/app/paint/gimpairbrush.c
+++ b/app/paint/gimpairbrush.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/paint/gimpairbrush.h b/app/paint/gimpairbrush.h
index 576ff145d8..23b2b859a0 100644
--- a/app/paint/gimpairbrush.h
+++ b/app/paint/gimpairbrush.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_AIRBRUSH_H__
diff --git a/app/paint/gimpairbrushoptions.c b/app/paint/gimpairbrushoptions.c
index 6d624ac7b1..1922eb0db9 100644
--- a/app/paint/gimpairbrushoptions.c
+++ b/app/paint/gimpairbrushoptions.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/paint/gimpairbrushoptions.h b/app/paint/gimpairbrushoptions.h
index 4f96f315a5..d7d8bcdb5f 100644
--- a/app/paint/gimpairbrushoptions.h
+++ b/app/paint/gimpairbrushoptions.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_AIRBRUSH_OPTIONS_H__
diff --git a/app/paint/gimpbrushcore-loops.cc b/app/paint/gimpbrushcore-loops.cc
index ecb01b778e..5a26663972 100644
--- a/app/paint/gimpbrushcore-loops.cc
+++ b/app/paint/gimpbrushcore-loops.cc
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/paint/gimpbrushcore-loops.h b/app/paint/gimpbrushcore-loops.h
index 8230e5d6cc..6fde397eb5 100644
--- a/app/paint/gimpbrushcore-loops.h
+++ b/app/paint/gimpbrushcore-loops.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_BRUSH_CORE_LOOPS_H__
diff --git a/app/paint/gimpbrushcore.c b/app/paint/gimpbrushcore.c
index 15dfa19434..a2289cf419 100644
--- a/app/paint/gimpbrushcore.c
+++ b/app/paint/gimpbrushcore.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/paint/gimpbrushcore.h b/app/paint/gimpbrushcore.h
index aa20a51942..b733f0f50f 100644
--- a/app/paint/gimpbrushcore.h
+++ b/app/paint/gimpbrushcore.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_BRUSH_CORE_H__
diff --git a/app/paint/gimpclone.c b/app/paint/gimpclone.c
index 812c20c9be..bafb1845a1 100644
--- a/app/paint/gimpclone.c
+++ b/app/paint/gimpclone.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/paint/gimpclone.h b/app/paint/gimpclone.h
index 02d32d2597..dced05b2ad 100644
--- a/app/paint/gimpclone.h
+++ b/app/paint/gimpclone.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_CLONE_H__
diff --git a/app/paint/gimpcloneoptions.c b/app/paint/gimpcloneoptions.c
index 18e37d055f..4f398d66bc 100644
--- a/app/paint/gimpcloneoptions.c
+++ b/app/paint/gimpcloneoptions.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/paint/gimpcloneoptions.h b/app/paint/gimpcloneoptions.h
index 2ea3c39ad3..b71f217212 100644
--- a/app/paint/gimpcloneoptions.h
+++ b/app/paint/gimpcloneoptions.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_CLONE_OPTIONS_H__
diff --git a/app/paint/gimpconvolve.c b/app/paint/gimpconvolve.c
index 8f04b640e4..1d1b8a80c1 100644
--- a/app/paint/gimpconvolve.c
+++ b/app/paint/gimpconvolve.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/paint/gimpconvolve.h b/app/paint/gimpconvolve.h
index 085f1a2c9c..1aecf033b1 100644
--- a/app/paint/gimpconvolve.h
+++ b/app/paint/gimpconvolve.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_CONVOLVE_H__
diff --git a/app/paint/gimpconvolveoptions.c b/app/paint/gimpconvolveoptions.c
index ddd3c57dc6..dffec6856d 100644
--- a/app/paint/gimpconvolveoptions.c
+++ b/app/paint/gimpconvolveoptions.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/paint/gimpconvolveoptions.h b/app/paint/gimpconvolveoptions.h
index d91efa7acd..62bd99b77c 100644
--- a/app/paint/gimpconvolveoptions.h
+++ b/app/paint/gimpconvolveoptions.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_CONVOLVE_OPTIONS_H__
diff --git a/app/paint/gimpdodgeburn.c b/app/paint/gimpdodgeburn.c
index ae87d06ff0..3376ceb9d7 100644
--- a/app/paint/gimpdodgeburn.c
+++ b/app/paint/gimpdodgeburn.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/paint/gimpdodgeburn.h b/app/paint/gimpdodgeburn.h
index 9e877eb5a1..859887b67a 100644
--- a/app/paint/gimpdodgeburn.h
+++ b/app/paint/gimpdodgeburn.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_DODGE_BURN_H__
diff --git a/app/paint/gimpdodgeburnoptions.c b/app/paint/gimpdodgeburnoptions.c
index 965c0d8f41..b897b7eb62 100644
--- a/app/paint/gimpdodgeburnoptions.c
+++ b/app/paint/gimpdodgeburnoptions.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/paint/gimpdodgeburnoptions.h b/app/paint/gimpdodgeburnoptions.h
index 855827af9d..02eed8a4ab 100644
--- a/app/paint/gimpdodgeburnoptions.h
+++ b/app/paint/gimpdodgeburnoptions.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_DODGE_BURN_OPTIONS_H__
diff --git a/app/paint/gimperaser.c b/app/paint/gimperaser.c
index 34330e1ea3..1ebb36ec4c 100644
--- a/app/paint/gimperaser.c
+++ b/app/paint/gimperaser.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/paint/gimperaser.h b/app/paint/gimperaser.h
index 810dc312f2..748cf253e4 100644
--- a/app/paint/gimperaser.h
+++ b/app/paint/gimperaser.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_ERASER_H__
diff --git a/app/paint/gimperaseroptions.c b/app/paint/gimperaseroptions.c
index 93dd445a3c..0b5a3fcb8d 100644
--- a/app/paint/gimperaseroptions.c
+++ b/app/paint/gimperaseroptions.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/paint/gimperaseroptions.h b/app/paint/gimperaseroptions.h
index 5ad07acbdb..3551d11f8b 100644
--- a/app/paint/gimperaseroptions.h
+++ b/app/paint/gimperaseroptions.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_ERASER_OPTIONS_H__
diff --git a/app/paint/gimpheal.c b/app/paint/gimpheal.c
index 0d2363949b..0c2a0f3c0a 100644
--- a/app/paint/gimpheal.c
+++ b/app/paint/gimpheal.c
@@ -16,7 +16,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/paint/gimpheal.h b/app/paint/gimpheal.h
index bc8911b208..780609d9ab 100644
--- a/app/paint/gimpheal.h
+++ b/app/paint/gimpheal.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_HEAL_H__
diff --git a/app/paint/gimpink-blob.c b/app/paint/gimpink-blob.c
index 08d5622963..68a135a480 100644
--- a/app/paint/gimpink-blob.c
+++ b/app/paint/gimpink-blob.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
 */
 
 #include "config.h"
diff --git a/app/paint/gimpink-blob.h b/app/paint/gimpink-blob.h
index edcf2a2f78..2ddbf760c1 100644
--- a/app/paint/gimpink-blob.h
+++ b/app/paint/gimpink-blob.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  *
 */
 
diff --git a/app/paint/gimpink.c b/app/paint/gimpink.c
index 32af20a720..195dacb13f 100644
--- a/app/paint/gimpink.c
+++ b/app/paint/gimpink.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/paint/gimpink.h b/app/paint/gimpink.h
index 6c30f56510..ac31592f5b 100644
--- a/app/paint/gimpink.h
+++ b/app/paint/gimpink.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef  __GIMP_INK_H__
diff --git a/app/paint/gimpinkoptions.c b/app/paint/gimpinkoptions.c
index 72313d86b6..d660179056 100644
--- a/app/paint/gimpinkoptions.c
+++ b/app/paint/gimpinkoptions.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/paint/gimpinkoptions.h b/app/paint/gimpinkoptions.h
index 036f91971c..7776b609be 100644
--- a/app/paint/gimpinkoptions.h
+++ b/app/paint/gimpinkoptions.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef  __GIMP_INK_OPTIONS_H__
diff --git a/app/paint/gimpinkundo.c b/app/paint/gimpinkundo.c
index c48ed7a28f..a0b604b95e 100644
--- a/app/paint/gimpinkundo.c
+++ b/app/paint/gimpinkundo.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/paint/gimpinkundo.h b/app/paint/gimpinkundo.h
index 5487bd32d1..59abf02f5a 100644
--- a/app/paint/gimpinkundo.h
+++ b/app/paint/gimpinkundo.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_INK_UNDO_H__
diff --git a/app/paint/gimpmybrushcore.c b/app/paint/gimpmybrushcore.c
index 4c1c9e8316..a5c0260106 100644
--- a/app/paint/gimpmybrushcore.c
+++ b/app/paint/gimpmybrushcore.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/paint/gimpmybrushcore.h b/app/paint/gimpmybrushcore.h
index 90b56d2246..9dadfb8987 100644
--- a/app/paint/gimpmybrushcore.h
+++ b/app/paint/gimpmybrushcore.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef  __GIMP_MYBRUSH_CORE_H__
diff --git a/app/paint/gimpmybrushoptions.c b/app/paint/gimpmybrushoptions.c
index d6955b0798..40fa517cd8 100644
--- a/app/paint/gimpmybrushoptions.c
+++ b/app/paint/gimpmybrushoptions.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/paint/gimpmybrushoptions.h b/app/paint/gimpmybrushoptions.h
index c4a8aa3072..b1b5cd55a3 100644
--- a/app/paint/gimpmybrushoptions.h
+++ b/app/paint/gimpmybrushoptions.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef  __GIMP_MYBRUSH_OPTIONS_H__
diff --git a/app/paint/gimpmybrushsurface.c b/app/paint/gimpmybrushsurface.c
index aba6b55782..b9970d4c6c 100644
--- a/app/paint/gimpmybrushsurface.c
+++ b/app/paint/gimpmybrushsurface.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/paint/gimpmybrushsurface.h b/app/paint/gimpmybrushsurface.h
index c3fc7370f2..71bc0baa22 100644
--- a/app/paint/gimpmybrushsurface.h
+++ b/app/paint/gimpmybrushsurface.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef  __GIMP_MYBRUSH_SURFACE_H__
diff --git a/app/paint/gimppaintbrush.c b/app/paint/gimppaintbrush.c
index 618a5df4ae..0766058380 100644
--- a/app/paint/gimppaintbrush.c
+++ b/app/paint/gimppaintbrush.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/paint/gimppaintbrush.h b/app/paint/gimppaintbrush.h
index e60c5904d9..2a3097dabb 100644
--- a/app/paint/gimppaintbrush.h
+++ b/app/paint/gimppaintbrush.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_PAINTBRUSH_H__
diff --git a/app/paint/gimppaintcore-loops.cc b/app/paint/gimppaintcore-loops.cc
index 6d950ed3e7..1491bc422e 100644
--- a/app/paint/gimppaintcore-loops.cc
+++ b/app/paint/gimppaintcore-loops.cc
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/paint/gimppaintcore-loops.h b/app/paint/gimppaintcore-loops.h
index 541b2330a0..605dd369f8 100644
--- a/app/paint/gimppaintcore-loops.h
+++ b/app/paint/gimppaintcore-loops.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_PAINT_CORE_LOOPS_H__
diff --git a/app/paint/gimppaintcore-stroke.c b/app/paint/gimppaintcore-stroke.c
index e7a1314c60..3beac93dba 100644
--- a/app/paint/gimppaintcore-stroke.c
+++ b/app/paint/gimppaintcore-stroke.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/paint/gimppaintcore-stroke.h b/app/paint/gimppaintcore-stroke.h
index a6e23c2985..e52b83996b 100644
--- a/app/paint/gimppaintcore-stroke.h
+++ b/app/paint/gimppaintcore-stroke.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_PAINT_CORE_STROKE_H__
diff --git a/app/paint/gimppaintcore.c b/app/paint/gimppaintcore.c
index 873fc8dc51..2ff8fd0fb6 100644
--- a/app/paint/gimppaintcore.c
+++ b/app/paint/gimppaintcore.c
@@ -13,7 +13,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/paint/gimppaintcore.h b/app/paint/gimppaintcore.h
index 4fe024a291..ba788982fa 100644
--- a/app/paint/gimppaintcore.h
+++ b/app/paint/gimppaintcore.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_PAINT_CORE_H__
diff --git a/app/paint/gimppaintcoreundo.c b/app/paint/gimppaintcoreundo.c
index 0035a8c5f0..861642f61f 100644
--- a/app/paint/gimppaintcoreundo.c
+++ b/app/paint/gimppaintcoreundo.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/paint/gimppaintcoreundo.h b/app/paint/gimppaintcoreundo.h
index c1697bc852..dca5c34a11 100644
--- a/app/paint/gimppaintcoreundo.h
+++ b/app/paint/gimppaintcoreundo.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_PAINT_CORE_UNDO_H__
diff --git a/app/paint/gimppaintoptions.c b/app/paint/gimppaintoptions.c
index 7653af022f..f8c18cdafb 100644
--- a/app/paint/gimppaintoptions.c
+++ b/app/paint/gimppaintoptions.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/paint/gimppaintoptions.h b/app/paint/gimppaintoptions.h
index 37dcffefa5..fc03f30130 100644
--- a/app/paint/gimppaintoptions.h
+++ b/app/paint/gimppaintoptions.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_PAINT_OPTIONS_H__
diff --git a/app/paint/gimppencil.c b/app/paint/gimppencil.c
index 907828ca21..14c5cfed3a 100644
--- a/app/paint/gimppencil.c
+++ b/app/paint/gimppencil.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/paint/gimppencil.h b/app/paint/gimppencil.h
index 92a60fb544..21fd8d27dc 100644
--- a/app/paint/gimppencil.h
+++ b/app/paint/gimppencil.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_PENCIL_H__
diff --git a/app/paint/gimppenciloptions.c b/app/paint/gimppenciloptions.c
index 3952a659e2..804e99fff7 100644
--- a/app/paint/gimppenciloptions.c
+++ b/app/paint/gimppenciloptions.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/paint/gimppenciloptions.h b/app/paint/gimppenciloptions.h
index 4c0b31c543..f73850e7ca 100644
--- a/app/paint/gimppenciloptions.h
+++ b/app/paint/gimppenciloptions.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_PENCIL_OPTIONS_H__
diff --git a/app/paint/gimpperspectiveclone.c b/app/paint/gimpperspectiveclone.c
index 4eafd68286..948ef863de 100644
--- a/app/paint/gimpperspectiveclone.c
+++ b/app/paint/gimpperspectiveclone.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/paint/gimpperspectiveclone.h b/app/paint/gimpperspectiveclone.h
index 79db051f6d..1d24957907 100644
--- a/app/paint/gimpperspectiveclone.h
+++ b/app/paint/gimpperspectiveclone.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_PERSPECTIVE_CLONE_H__
diff --git a/app/paint/gimpperspectivecloneoptions.c b/app/paint/gimpperspectivecloneoptions.c
index 64342a8ed7..cdd0f32d12 100644
--- a/app/paint/gimpperspectivecloneoptions.c
+++ b/app/paint/gimpperspectivecloneoptions.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/paint/gimpperspectivecloneoptions.h b/app/paint/gimpperspectivecloneoptions.h
index ceebfa012f..026c24b27d 100644
--- a/app/paint/gimpperspectivecloneoptions.h
+++ b/app/paint/gimpperspectivecloneoptions.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_PERSPECTIVE_CLONE_OPTIONS_H__
diff --git a/app/paint/gimpsmudge.c b/app/paint/gimpsmudge.c
index 1b3d125cd1..e5be54e8ca 100644
--- a/app/paint/gimpsmudge.c
+++ b/app/paint/gimpsmudge.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/paint/gimpsmudge.h b/app/paint/gimpsmudge.h
index 881a0ede61..28be505a1e 100644
--- a/app/paint/gimpsmudge.h
+++ b/app/paint/gimpsmudge.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_SMUDGE_H__
diff --git a/app/paint/gimpsmudgeoptions.c b/app/paint/gimpsmudgeoptions.c
index 1c0096b356..ac0a75088a 100644
--- a/app/paint/gimpsmudgeoptions.c
+++ b/app/paint/gimpsmudgeoptions.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/paint/gimpsmudgeoptions.h b/app/paint/gimpsmudgeoptions.h
index 291feaea2a..096a416688 100644
--- a/app/paint/gimpsmudgeoptions.h
+++ b/app/paint/gimpsmudgeoptions.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_SMUDGE_OPTIONS_H__
diff --git a/app/paint/gimpsourcecore.c b/app/paint/gimpsourcecore.c
index 1551d8d1be..c203288dca 100644
--- a/app/paint/gimpsourcecore.c
+++ b/app/paint/gimpsourcecore.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/paint/gimpsourcecore.h b/app/paint/gimpsourcecore.h
index a36900aa01..158920b61d 100644
--- a/app/paint/gimpsourcecore.h
+++ b/app/paint/gimpsourcecore.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_SOURCE_CORE_H__
diff --git a/app/paint/gimpsourceoptions.c b/app/paint/gimpsourceoptions.c
index 84fc2b2870..7190d1c62d 100644
--- a/app/paint/gimpsourceoptions.c
+++ b/app/paint/gimpsourceoptions.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/paint/gimpsourceoptions.h b/app/paint/gimpsourceoptions.h
index de3d38abd5..e4e2e2e2c5 100644
--- a/app/paint/gimpsourceoptions.h
+++ b/app/paint/gimpsourceoptions.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_SOURCE_OPTIONS_H__
diff --git a/app/paint/paint-enums.h b/app/paint/paint-enums.h
index 44f01b4a2a..b764b6de44 100644
--- a/app/paint/paint-enums.h
+++ b/app/paint/paint-enums.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __PAINT_ENUMS_H__
diff --git a/app/paint/paint-types.h b/app/paint/paint-types.h
index 832b345859..1c9d8ebefb 100644
--- a/app/paint/paint-types.h
+++ b/app/paint/paint-types.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __PAINT_TYPES_H__
diff --git a/app/pdb/brush-cmds.c b/app/pdb/brush-cmds.c
index bc4ee2cf8c..45d9b22773 100644
--- a/app/pdb/brush-cmds.c
+++ b/app/pdb/brush-cmds.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 /* NOTE: This file is auto-generated by pdbgen.pl. */
diff --git a/app/pdb/brush-select-cmds.c b/app/pdb/brush-select-cmds.c
index 86bd7ae352..180bcbfc96 100644
--- a/app/pdb/brush-select-cmds.c
+++ b/app/pdb/brush-select-cmds.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 /* NOTE: This file is auto-generated by pdbgen.pl. */
diff --git a/app/pdb/brushes-cmds.c b/app/pdb/brushes-cmds.c
index 1c995b8e94..4ae49d3e00 100644
--- a/app/pdb/brushes-cmds.c
+++ b/app/pdb/brushes-cmds.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 /* NOTE: This file is auto-generated by pdbgen.pl. */
diff --git a/app/pdb/buffer-cmds.c b/app/pdb/buffer-cmds.c
index f77fc71630..23f5a8f777 100644
--- a/app/pdb/buffer-cmds.c
+++ b/app/pdb/buffer-cmds.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 /* NOTE: This file is auto-generated by pdbgen.pl. */
diff --git a/app/pdb/channel-cmds.c b/app/pdb/channel-cmds.c
index b1db2bd668..8d706b6766 100644
--- a/app/pdb/channel-cmds.c
+++ b/app/pdb/channel-cmds.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 /* NOTE: This file is auto-generated by pdbgen.pl. */
diff --git a/app/pdb/context-cmds.c b/app/pdb/context-cmds.c
index 596605805a..e7dc34a541 100644
--- a/app/pdb/context-cmds.c
+++ b/app/pdb/context-cmds.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 /* NOTE: This file is auto-generated by pdbgen.pl. */
diff --git a/app/pdb/debug-cmds.c b/app/pdb/debug-cmds.c
index 26a997e970..bf72795460 100644
--- a/app/pdb/debug-cmds.c
+++ b/app/pdb/debug-cmds.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 /* NOTE: This file is auto-generated by pdbgen.pl. */
diff --git a/app/pdb/display-cmds.c b/app/pdb/display-cmds.c
index 21673c869d..cd3525f851 100644
--- a/app/pdb/display-cmds.c
+++ b/app/pdb/display-cmds.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 /* NOTE: This file is auto-generated by pdbgen.pl. */
diff --git a/app/pdb/drawable-cmds.c b/app/pdb/drawable-cmds.c
index eb7ba31bc4..c35b5e03b6 100644
--- a/app/pdb/drawable-cmds.c
+++ b/app/pdb/drawable-cmds.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 /* NOTE: This file is auto-generated by pdbgen.pl. */
diff --git a/app/pdb/drawable-color-cmds.c b/app/pdb/drawable-color-cmds.c
index dd3affdfec..7c359c6c0f 100644
--- a/app/pdb/drawable-color-cmds.c
+++ b/app/pdb/drawable-color-cmds.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 /* NOTE: This file is auto-generated by pdbgen.pl. */
diff --git a/app/pdb/drawable-edit-cmds.c b/app/pdb/drawable-edit-cmds.c
index 7553392d54..43ac00a7e6 100644
--- a/app/pdb/drawable-edit-cmds.c
+++ b/app/pdb/drawable-edit-cmds.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 /* NOTE: This file is auto-generated by pdbgen.pl. */
diff --git a/app/pdb/dynamics-cmds.c b/app/pdb/dynamics-cmds.c
index 8207ce82a3..e071afa0bb 100644
--- a/app/pdb/dynamics-cmds.c
+++ b/app/pdb/dynamics-cmds.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 /* NOTE: This file is auto-generated by pdbgen.pl. */
diff --git a/app/pdb/edit-cmds.c b/app/pdb/edit-cmds.c
index 7702fecfd2..f2b225ffa1 100644
--- a/app/pdb/edit-cmds.c
+++ b/app/pdb/edit-cmds.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 /* NOTE: This file is auto-generated by pdbgen.pl. */
diff --git a/app/pdb/fileops-cmds.c b/app/pdb/fileops-cmds.c
index ca0d166eea..f772e48ff0 100644
--- a/app/pdb/fileops-cmds.c
+++ b/app/pdb/fileops-cmds.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 /* NOTE: This file is auto-generated by pdbgen.pl. */
diff --git a/app/pdb/floating-sel-cmds.c b/app/pdb/floating-sel-cmds.c
index f5073bef1d..002d291381 100644
--- a/app/pdb/floating-sel-cmds.c
+++ b/app/pdb/floating-sel-cmds.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 /* NOTE: This file is auto-generated by pdbgen.pl. */
diff --git a/app/pdb/font-select-cmds.c b/app/pdb/font-select-cmds.c
index a8211a7fe7..dc04469fec 100644
--- a/app/pdb/font-select-cmds.c
+++ b/app/pdb/font-select-cmds.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 /* NOTE: This file is auto-generated by pdbgen.pl. */
diff --git a/app/pdb/fonts-cmds.c b/app/pdb/fonts-cmds.c
index c4aea4dce5..09d25d0e56 100644
--- a/app/pdb/fonts-cmds.c
+++ b/app/pdb/fonts-cmds.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 /* NOTE: This file is auto-generated by pdbgen.pl. */
diff --git a/app/pdb/gimp-cmds.c b/app/pdb/gimp-cmds.c
index 9111415ea0..a05be45c43 100644
--- a/app/pdb/gimp-cmds.c
+++ b/app/pdb/gimp-cmds.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 /* NOTE: This file is auto-generated by pdbgen.pl. */
diff --git a/app/pdb/gimp-pdb-compat.c b/app/pdb/gimp-pdb-compat.c
index 9c729129f9..48266bb6d2 100644
--- a/app/pdb/gimp-pdb-compat.c
+++ b/app/pdb/gimp-pdb-compat.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/pdb/gimp-pdb-compat.h b/app/pdb/gimp-pdb-compat.h
index ecfb74b6df..74c26959e2 100644
--- a/app/pdb/gimp-pdb-compat.h
+++ b/app/pdb/gimp-pdb-compat.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_PDB_COMPAT_H__
diff --git a/app/pdb/gimppdb-query.c b/app/pdb/gimppdb-query.c
index 376b9ab01c..7b0ca7e34e 100644
--- a/app/pdb/gimppdb-query.c
+++ b/app/pdb/gimppdb-query.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/pdb/gimppdb-query.h b/app/pdb/gimppdb-query.h
index 2d10a61ee8..4b8c3207a3 100644
--- a/app/pdb/gimppdb-query.h
+++ b/app/pdb/gimppdb-query.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_PDB_QUERY_H__
diff --git a/app/pdb/gimppdb-utils.c b/app/pdb/gimppdb-utils.c
index de57a3cf8c..93076da08d 100644
--- a/app/pdb/gimppdb-utils.c
+++ b/app/pdb/gimppdb-utils.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/pdb/gimppdb-utils.h b/app/pdb/gimppdb-utils.h
index 66d68df26d..83b51c04ab 100644
--- a/app/pdb/gimppdb-utils.h
+++ b/app/pdb/gimppdb-utils.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_PDB_UTILS_H__
diff --git a/app/pdb/gimppdb.c b/app/pdb/gimppdb.c
index 122aaeaad8..cff9051ef3 100644
--- a/app/pdb/gimppdb.c
+++ b/app/pdb/gimppdb.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/pdb/gimppdb.h b/app/pdb/gimppdb.h
index 2bb2cdc842..26fc4167a0 100644
--- a/app/pdb/gimppdb.h
+++ b/app/pdb/gimppdb.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_PDB_H__
diff --git a/app/pdb/gimppdbcontext.c b/app/pdb/gimppdbcontext.c
index 07aa801e8c..ca49599606 100644
--- a/app/pdb/gimppdbcontext.c
+++ b/app/pdb/gimppdbcontext.c
@@ -14,7 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/pdb/gimppdbcontext.h b/app/pdb/gimppdbcontext.h
index 3e659dbc0d..ce2cdb3b70 100644
--- a/app/pdb/gimppdbcontext.h
+++ b/app/pdb/gimppdbcontext.h
@@ -14,7 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_PDB_CONTEXT_H__
diff --git a/app/pdb/gimppdberror.c b/app/pdb/gimppdberror.c
index 1b0fbd255f..a554ca0436 100644
--- a/app/pdb/gimppdberror.c
+++ b/app/pdb/gimppdberror.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/pdb/gimppdberror.h b/app/pdb/gimppdberror.h
index 90869f86f1..11caa48593 100644
--- a/app/pdb/gimppdberror.h
+++ b/app/pdb/gimppdberror.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_PDB_ERROR_H__
diff --git a/app/pdb/gimpprocedure.c b/app/pdb/gimpprocedure.c
index cbb2492ad3..6b7ab9789c 100644
--- a/app/pdb/gimpprocedure.c
+++ b/app/pdb/gimpprocedure.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/pdb/gimpprocedure.h b/app/pdb/gimpprocedure.h
index 450b90605f..7e9f2dc607 100644
--- a/app/pdb/gimpprocedure.h
+++ b/app/pdb/gimpprocedure.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_PROCEDURE_H__
diff --git a/app/pdb/gimprc-cmds.c b/app/pdb/gimprc-cmds.c
index 7f4b502dd6..6a2466e7a6 100644
--- a/app/pdb/gimprc-cmds.c
+++ b/app/pdb/gimprc-cmds.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 /* NOTE: This file is auto-generated by pdbgen.pl. */
diff --git a/app/pdb/gradient-cmds.c b/app/pdb/gradient-cmds.c
index 84b843c65a..27434b3b73 100644
--- a/app/pdb/gradient-cmds.c
+++ b/app/pdb/gradient-cmds.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 /* NOTE: This file is auto-generated by pdbgen.pl. */
diff --git a/app/pdb/gradient-select-cmds.c b/app/pdb/gradient-select-cmds.c
index 38d6ec7320..253944765c 100644
--- a/app/pdb/gradient-select-cmds.c
+++ b/app/pdb/gradient-select-cmds.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 /* NOTE: This file is auto-generated by pdbgen.pl. */
diff --git a/app/pdb/gradients-cmds.c b/app/pdb/gradients-cmds.c
index f53337163d..273f640549 100644
--- a/app/pdb/gradients-cmds.c
+++ b/app/pdb/gradients-cmds.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 /* NOTE: This file is auto-generated by pdbgen.pl. */
diff --git a/app/pdb/help-cmds.c b/app/pdb/help-cmds.c
index bea08a2524..66aa82509b 100644
--- a/app/pdb/help-cmds.c
+++ b/app/pdb/help-cmds.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 /* NOTE: This file is auto-generated by pdbgen.pl. */
diff --git a/app/pdb/image-cmds.c b/app/pdb/image-cmds.c
index daec5687dd..327ceaee81 100644
--- a/app/pdb/image-cmds.c
+++ b/app/pdb/image-cmds.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 /* NOTE: This file is auto-generated by pdbgen.pl. */
diff --git a/app/pdb/image-color-profile-cmds.c b/app/pdb/image-color-profile-cmds.c
index fbd43de630..30e515c6d9 100644
--- a/app/pdb/image-color-profile-cmds.c
+++ b/app/pdb/image-color-profile-cmds.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 /* NOTE: This file is auto-generated by pdbgen.pl. */
diff --git a/app/pdb/image-convert-cmds.c b/app/pdb/image-convert-cmds.c
index d36c69a372..a17cb36ce4 100644
--- a/app/pdb/image-convert-cmds.c
+++ b/app/pdb/image-convert-cmds.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 /* NOTE: This file is auto-generated by pdbgen.pl. */
diff --git a/app/pdb/image-grid-cmds.c b/app/pdb/image-grid-cmds.c
index fe7d49c2bf..f74309b831 100644
--- a/app/pdb/image-grid-cmds.c
+++ b/app/pdb/image-grid-cmds.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 /* NOTE: This file is auto-generated by pdbgen.pl. */
diff --git a/app/pdb/image-guides-cmds.c b/app/pdb/image-guides-cmds.c
index e81335cbda..905aa1bd9a 100644
--- a/app/pdb/image-guides-cmds.c
+++ b/app/pdb/image-guides-cmds.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 /* NOTE: This file is auto-generated by pdbgen.pl. */
diff --git a/app/pdb/image-sample-points-cmds.c b/app/pdb/image-sample-points-cmds.c
index a683a94021..2c073a6e6c 100644
--- a/app/pdb/image-sample-points-cmds.c
+++ b/app/pdb/image-sample-points-cmds.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 /* NOTE: This file is auto-generated by pdbgen.pl. */
diff --git a/app/pdb/image-select-cmds.c b/app/pdb/image-select-cmds.c
index 13c0d9e774..3980aea61f 100644
--- a/app/pdb/image-select-cmds.c
+++ b/app/pdb/image-select-cmds.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 /* NOTE: This file is auto-generated by pdbgen.pl. */
diff --git a/app/pdb/image-transform-cmds.c b/app/pdb/image-transform-cmds.c
index 096696ccae..9b0be7c9cc 100644
--- a/app/pdb/image-transform-cmds.c
+++ b/app/pdb/image-transform-cmds.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 /* NOTE: This file is auto-generated by pdbgen.pl. */
diff --git a/app/pdb/image-undo-cmds.c b/app/pdb/image-undo-cmds.c
index 30ce93014d..1a5dfe5a2f 100644
--- a/app/pdb/image-undo-cmds.c
+++ b/app/pdb/image-undo-cmds.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 /* NOTE: This file is auto-generated by pdbgen.pl. */
diff --git a/app/pdb/internal-procs.c b/app/pdb/internal-procs.c
index c572824ea8..8193c64dd6 100644
--- a/app/pdb/internal-procs.c
+++ b/app/pdb/internal-procs.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 /* NOTE: This file is auto-generated by pdbgen.pl. */
diff --git a/app/pdb/internal-procs.h b/app/pdb/internal-procs.h
index 4d8c937dfc..45975caafc 100644
--- a/app/pdb/internal-procs.h
+++ b/app/pdb/internal-procs.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 /* NOTE: This file is auto-generated by pdbgen.pl. */
diff --git a/app/pdb/item-cmds.c b/app/pdb/item-cmds.c
index bdc1bae501..894e596810 100644
--- a/app/pdb/item-cmds.c
+++ b/app/pdb/item-cmds.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 /* NOTE: This file is auto-generated by pdbgen.pl. */
diff --git a/app/pdb/item-transform-cmds.c b/app/pdb/item-transform-cmds.c
index 05307ef9ad..a4e103cf4d 100644
--- a/app/pdb/item-transform-cmds.c
+++ b/app/pdb/item-transform-cmds.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 /* NOTE: This file is auto-generated by pdbgen.pl. */
diff --git a/app/pdb/layer-cmds.c b/app/pdb/layer-cmds.c
index 462f955c49..46cea9e331 100644
--- a/app/pdb/layer-cmds.c
+++ b/app/pdb/layer-cmds.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 /* NOTE: This file is auto-generated by pdbgen.pl. */
diff --git a/app/pdb/message-cmds.c b/app/pdb/message-cmds.c
index 9df09804c0..63e07cf4b9 100644
--- a/app/pdb/message-cmds.c
+++ b/app/pdb/message-cmds.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 /* NOTE: This file is auto-generated by pdbgen.pl. */
diff --git a/app/pdb/paint-tools-cmds.c b/app/pdb/paint-tools-cmds.c
index c6a3584dc1..b4a0b0ffc4 100644
--- a/app/pdb/paint-tools-cmds.c
+++ b/app/pdb/paint-tools-cmds.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 /* NOTE: This file is auto-generated by pdbgen.pl. */
diff --git a/app/pdb/palette-cmds.c b/app/pdb/palette-cmds.c
index 6268cb562b..df78136a49 100644
--- a/app/pdb/palette-cmds.c
+++ b/app/pdb/palette-cmds.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 /* NOTE: This file is auto-generated by pdbgen.pl. */
diff --git a/app/pdb/palette-select-cmds.c b/app/pdb/palette-select-cmds.c
index 1464a50ae8..e99e9df10a 100644
--- a/app/pdb/palette-select-cmds.c
+++ b/app/pdb/palette-select-cmds.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 /* NOTE: This file is auto-generated by pdbgen.pl. */
diff --git a/app/pdb/palettes-cmds.c b/app/pdb/palettes-cmds.c
index 1c0bde0949..1f112e2cf6 100644
--- a/app/pdb/palettes-cmds.c
+++ b/app/pdb/palettes-cmds.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 /* NOTE: This file is auto-generated by pdbgen.pl. */
diff --git a/app/pdb/pattern-cmds.c b/app/pdb/pattern-cmds.c
index 788f924143..d5564d4d28 100644
--- a/app/pdb/pattern-cmds.c
+++ b/app/pdb/pattern-cmds.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 /* NOTE: This file is auto-generated by pdbgen.pl. */
diff --git a/app/pdb/pattern-select-cmds.c b/app/pdb/pattern-select-cmds.c
index f097f2724e..657dea66b2 100644
--- a/app/pdb/pattern-select-cmds.c
+++ b/app/pdb/pattern-select-cmds.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 /* NOTE: This file is auto-generated by pdbgen.pl. */
diff --git a/app/pdb/patterns-cmds.c b/app/pdb/patterns-cmds.c
index ad3898d9ad..a5fdf6af10 100644
--- a/app/pdb/patterns-cmds.c
+++ b/app/pdb/patterns-cmds.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 /* NOTE: This file is auto-generated by pdbgen.pl. */
diff --git a/app/pdb/pdb-types.h b/app/pdb/pdb-types.h
index 3da77bfbf6..301c7ee3f7 100644
--- a/app/pdb/pdb-types.h
+++ b/app/pdb/pdb-types.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __PDB_TYPES_H__
diff --git a/app/pdb/plug-in-cmds.c b/app/pdb/plug-in-cmds.c
index d53e21bc79..5013617622 100644
--- a/app/pdb/plug-in-cmds.c
+++ b/app/pdb/plug-in-cmds.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 /* NOTE: This file is auto-generated by pdbgen.pl. */
diff --git a/app/pdb/plug-in-compat-cmds.c b/app/pdb/plug-in-compat-cmds.c
index 0582bbfcd4..a951226d67 100644
--- a/app/pdb/plug-in-compat-cmds.c
+++ b/app/pdb/plug-in-compat-cmds.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 /* NOTE: This file is auto-generated by pdbgen.pl. */
diff --git a/app/pdb/procedural-db-cmds.c b/app/pdb/procedural-db-cmds.c
index 4bf7762145..bb8896e226 100644
--- a/app/pdb/procedural-db-cmds.c
+++ b/app/pdb/procedural-db-cmds.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 /* NOTE: This file is auto-generated by pdbgen.pl. */
diff --git a/app/pdb/progress-cmds.c b/app/pdb/progress-cmds.c
index 99d4007b35..74b843e314 100644
--- a/app/pdb/progress-cmds.c
+++ b/app/pdb/progress-cmds.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 /* NOTE: This file is auto-generated by pdbgen.pl. */
diff --git a/app/pdb/selection-cmds.c b/app/pdb/selection-cmds.c
index 4b57a0e0b0..a54e2b9f61 100644
--- a/app/pdb/selection-cmds.c
+++ b/app/pdb/selection-cmds.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 /* NOTE: This file is auto-generated by pdbgen.pl. */
diff --git a/app/pdb/text-layer-cmds.c b/app/pdb/text-layer-cmds.c
index 63d5ac7a34..b654586547 100644
--- a/app/pdb/text-layer-cmds.c
+++ b/app/pdb/text-layer-cmds.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 /* NOTE: This file is auto-generated by pdbgen.pl. */
diff --git a/app/pdb/text-tool-cmds.c b/app/pdb/text-tool-cmds.c
index bdb3a47e8c..7feaa516f6 100644
--- a/app/pdb/text-tool-cmds.c
+++ b/app/pdb/text-tool-cmds.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 /* NOTE: This file is auto-generated by pdbgen.pl. */
diff --git a/app/pdb/unit-cmds.c b/app/pdb/unit-cmds.c
index 6a5604100f..590de723c9 100644
--- a/app/pdb/unit-cmds.c
+++ b/app/pdb/unit-cmds.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 /* NOTE: This file is auto-generated by pdbgen.pl. */
diff --git a/app/pdb/vectors-cmds.c b/app/pdb/vectors-cmds.c
index 54a0fadc02..f749869007 100644
--- a/app/pdb/vectors-cmds.c
+++ b/app/pdb/vectors-cmds.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 /* NOTE: This file is auto-generated by pdbgen.pl. */
diff --git a/app/plug-in/gimpenvirontable.c b/app/plug-in/gimpenvirontable.c
index 979efc7699..82f2840022 100644
--- a/app/plug-in/gimpenvirontable.c
+++ b/app/plug-in/gimpenvirontable.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/plug-in/gimpenvirontable.h b/app/plug-in/gimpenvirontable.h
index 0c6d97c6bf..c77710dfe6 100644
--- a/app/plug-in/gimpenvirontable.h
+++ b/app/plug-in/gimpenvirontable.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_ENVIRON_TABLE_H__
diff --git a/app/plug-in/gimpinterpreterdb.c b/app/plug-in/gimpinterpreterdb.c
index 4f981237d3..85000ee1a1 100644
--- a/app/plug-in/gimpinterpreterdb.c
+++ b/app/plug-in/gimpinterpreterdb.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 /*
diff --git a/app/plug-in/gimpinterpreterdb.h b/app/plug-in/gimpinterpreterdb.h
index 3778b3f068..4c77accad5 100644
--- a/app/plug-in/gimpinterpreterdb.h
+++ b/app/plug-in/gimpinterpreterdb.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_INTERPRETER_DB_H__
diff --git a/app/plug-in/gimpplugin-cleanup.c b/app/plug-in/gimpplugin-cleanup.c
index 05ee15bc81..8c8d6d60d8 100644
--- a/app/plug-in/gimpplugin-cleanup.c
+++ b/app/plug-in/gimpplugin-cleanup.c
@@ -14,7 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/plug-in/gimpplugin-cleanup.h b/app/plug-in/gimpplugin-cleanup.h
index e639025262..cb3b22d13f 100644
--- a/app/plug-in/gimpplugin-cleanup.h
+++ b/app/plug-in/gimpplugin-cleanup.h
@@ -14,7 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_PLUG_IN_CLEANUP_H__
diff --git a/app/plug-in/gimpplugin-context.c b/app/plug-in/gimpplugin-context.c
index af7d6a7b5f..6817695336 100644
--- a/app/plug-in/gimpplugin-context.c
+++ b/app/plug-in/gimpplugin-context.c
@@ -14,7 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/plug-in/gimpplugin-context.h b/app/plug-in/gimpplugin-context.h
index 3774f1541e..8e46a20161 100644
--- a/app/plug-in/gimpplugin-context.h
+++ b/app/plug-in/gimpplugin-context.h
@@ -14,7 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_PLUG_IN_CONTEXT_H__
diff --git a/app/plug-in/gimpplugin-message.c b/app/plug-in/gimpplugin-message.c
index ad3090bd27..cdbdb27be2 100644
--- a/app/plug-in/gimpplugin-message.c
+++ b/app/plug-in/gimpplugin-message.c
@@ -14,7 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/plug-in/gimpplugin-message.h b/app/plug-in/gimpplugin-message.h
index 000836bdef..1dd301f5ca 100644
--- a/app/plug-in/gimpplugin-message.h
+++ b/app/plug-in/gimpplugin-message.h
@@ -14,7 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_PLUG_IN_MESSAGE_H__
diff --git a/app/plug-in/gimpplugin-progress.c b/app/plug-in/gimpplugin-progress.c
index ec6514380e..ddf2ef5a7e 100644
--- a/app/plug-in/gimpplugin-progress.c
+++ b/app/plug-in/gimpplugin-progress.c
@@ -14,7 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/plug-in/gimpplugin-progress.h b/app/plug-in/gimpplugin-progress.h
index ad071f7542..56e5285be7 100644
--- a/app/plug-in/gimpplugin-progress.h
+++ b/app/plug-in/gimpplugin-progress.h
@@ -14,7 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_PLUG_IN_PROGRESS_H__
diff --git a/app/plug-in/gimpplugin.c b/app/plug-in/gimpplugin.c
index 5394b88cff..5efdde9e8f 100644
--- a/app/plug-in/gimpplugin.c
+++ b/app/plug-in/gimpplugin.c
@@ -14,7 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/plug-in/gimpplugin.h b/app/plug-in/gimpplugin.h
index 8fd0d4dc2b..15326a0f6e 100644
--- a/app/plug-in/gimpplugin.h
+++ b/app/plug-in/gimpplugin.h
@@ -14,7 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_PLUG_IN_H__
diff --git a/app/plug-in/gimpplugindebug.c b/app/plug-in/gimpplugindebug.c
index 7e4cdd776a..81c1060581 100644
--- a/app/plug-in/gimpplugindebug.c
+++ b/app/plug-in/gimpplugindebug.c
@@ -14,7 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/plug-in/gimpplugindebug.h b/app/plug-in/gimpplugindebug.h
index 23850f2c93..ec5bc336a1 100644
--- a/app/plug-in/gimpplugindebug.h
+++ b/app/plug-in/gimpplugindebug.h
@@ -14,7 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_PLUG_IN_DEBUG_H__
diff --git a/app/plug-in/gimpplugindef.c b/app/plug-in/gimpplugindef.c
index 7ee1daab7b..83f6378e94 100644
--- a/app/plug-in/gimpplugindef.c
+++ b/app/plug-in/gimpplugindef.c
@@ -14,7 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/plug-in/gimpplugindef.h b/app/plug-in/gimpplugindef.h
index b9bcfae502..d819e1ae6a 100644
--- a/app/plug-in/gimpplugindef.h
+++ b/app/plug-in/gimpplugindef.h
@@ -14,7 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_PLUG_IN_DEF_H__
diff --git a/app/plug-in/gimppluginerror.c b/app/plug-in/gimppluginerror.c
index 2eb904626f..e73e1e5a27 100644
--- a/app/plug-in/gimppluginerror.c
+++ b/app/plug-in/gimppluginerror.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/plug-in/gimppluginerror.h b/app/plug-in/gimppluginerror.h
index 667cd9bc5d..7cf7eb2cc1 100644
--- a/app/plug-in/gimppluginerror.h
+++ b/app/plug-in/gimppluginerror.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_PLUG_IN_ERROR_H__
diff --git a/app/plug-in/gimppluginmanager-call.c b/app/plug-in/gimppluginmanager-call.c
index 18cea699bf..973ff6a44c 100644
--- a/app/plug-in/gimppluginmanager-call.c
+++ b/app/plug-in/gimppluginmanager-call.c
@@ -14,7 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/plug-in/gimppluginmanager-call.h b/app/plug-in/gimppluginmanager-call.h
index 0095c9d7ba..c456ab3b74 100644
--- a/app/plug-in/gimppluginmanager-call.h
+++ b/app/plug-in/gimppluginmanager-call.h
@@ -14,7 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_PLUG_IN_MANAGER_CALL_H__
diff --git a/app/plug-in/gimppluginmanager-data.c b/app/plug-in/gimppluginmanager-data.c
index ac01b14dc4..08047b176f 100644
--- a/app/plug-in/gimppluginmanager-data.c
+++ b/app/plug-in/gimppluginmanager-data.c
@@ -14,7 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/plug-in/gimppluginmanager-data.h b/app/plug-in/gimppluginmanager-data.h
index 86132f2ad4..1a88f3276c 100644
--- a/app/plug-in/gimppluginmanager-data.h
+++ b/app/plug-in/gimppluginmanager-data.h
@@ -14,7 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_PLUG_IN_MANAGER_DATA_H__
diff --git a/app/plug-in/gimppluginmanager-file-procedure.c b/app/plug-in/gimppluginmanager-file-procedure.c
index 510319fd12..ec11ef607e 100644
--- a/app/plug-in/gimppluginmanager-file-procedure.c
+++ b/app/plug-in/gimppluginmanager-file-procedure.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/plug-in/gimppluginmanager-file-procedure.h b/app/plug-in/gimppluginmanager-file-procedure.h
index 1e2e0cda7a..3508551966 100644
--- a/app/plug-in/gimppluginmanager-file-procedure.h
+++ b/app/plug-in/gimppluginmanager-file-procedure.h
@@ -14,7 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_PLUG_IN_MANAGER_FILE_PROCEDURE_H__
diff --git a/app/plug-in/gimppluginmanager-file.c b/app/plug-in/gimppluginmanager-file.c
index d7c0d21e79..53e503693b 100644
--- a/app/plug-in/gimppluginmanager-file.c
+++ b/app/plug-in/gimppluginmanager-file.c
@@ -14,7 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/plug-in/gimppluginmanager-file.h b/app/plug-in/gimppluginmanager-file.h
index 99c2a7bf07..48cc26f4eb 100644
--- a/app/plug-in/gimppluginmanager-file.h
+++ b/app/plug-in/gimppluginmanager-file.h
@@ -14,7 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_PLUG_IN_MANAGER_FILE_H__
diff --git a/app/plug-in/gimppluginmanager-help-domain.c b/app/plug-in/gimppluginmanager-help-domain.c
index 65a24f295f..96ea41b62c 100644
--- a/app/plug-in/gimppluginmanager-help-domain.c
+++ b/app/plug-in/gimppluginmanager-help-domain.c
@@ -14,7 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/plug-in/gimppluginmanager-help-domain.h b/app/plug-in/gimppluginmanager-help-domain.h
index f36427f649..e4f8972d53 100644
--- a/app/plug-in/gimppluginmanager-help-domain.h
+++ b/app/plug-in/gimppluginmanager-help-domain.h
@@ -14,7 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_PLUG_IN_MANAGER_HELP_DOMAIN_H__
diff --git a/app/plug-in/gimppluginmanager-locale-domain.c b/app/plug-in/gimppluginmanager-locale-domain.c
index dc6f4f5753..ae0433b42f 100644
--- a/app/plug-in/gimppluginmanager-locale-domain.c
+++ b/app/plug-in/gimppluginmanager-locale-domain.c
@@ -14,7 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/plug-in/gimppluginmanager-locale-domain.h b/app/plug-in/gimppluginmanager-locale-domain.h
index 0078ebcf5f..2061ebe935 100644
--- a/app/plug-in/gimppluginmanager-locale-domain.h
+++ b/app/plug-in/gimppluginmanager-locale-domain.h
@@ -14,7 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_PLUG_IN_MANAGER_LOCALE_DOMAIN_H__
diff --git a/app/plug-in/gimppluginmanager-menu-branch.c b/app/plug-in/gimppluginmanager-menu-branch.c
index c3f6335951..c15d374119 100644
--- a/app/plug-in/gimppluginmanager-menu-branch.c
+++ b/app/plug-in/gimppluginmanager-menu-branch.c
@@ -14,7 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/plug-in/gimppluginmanager-menu-branch.h b/app/plug-in/gimppluginmanager-menu-branch.h
index 6cea32a97c..e092d01426 100644
--- a/app/plug-in/gimppluginmanager-menu-branch.h
+++ b/app/plug-in/gimppluginmanager-menu-branch.h
@@ -14,7 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_PLUG_IN_MANAGER_MENU_BRANCH_H__
diff --git a/app/plug-in/gimppluginmanager-query.c b/app/plug-in/gimppluginmanager-query.c
index 2a65005641..861a89a16b 100644
--- a/app/plug-in/gimppluginmanager-query.c
+++ b/app/plug-in/gimppluginmanager-query.c
@@ -14,7 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/plug-in/gimppluginmanager-query.h b/app/plug-in/gimppluginmanager-query.h
index 5b21e6444f..94b78c879f 100644
--- a/app/plug-in/gimppluginmanager-query.h
+++ b/app/plug-in/gimppluginmanager-query.h
@@ -14,7 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_PLUG_IN_MANAGER_QUERY_H__
diff --git a/app/plug-in/gimppluginmanager-restore.c b/app/plug-in/gimppluginmanager-restore.c
index 0951df4dae..7e88f9949a 100644
--- a/app/plug-in/gimppluginmanager-restore.c
+++ b/app/plug-in/gimppluginmanager-restore.c
@@ -14,7 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/plug-in/gimppluginmanager-restore.h b/app/plug-in/gimppluginmanager-restore.h
index c75e1a1ea9..0389dcf837 100644
--- a/app/plug-in/gimppluginmanager-restore.h
+++ b/app/plug-in/gimppluginmanager-restore.h
@@ -14,7 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_PLUG_IN_MANAGER_RESTORE_H__
diff --git a/app/plug-in/gimppluginmanager.c b/app/plug-in/gimppluginmanager.c
index c5638cfacb..2260a16d91 100644
--- a/app/plug-in/gimppluginmanager.c
+++ b/app/plug-in/gimppluginmanager.c
@@ -14,7 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/plug-in/gimppluginmanager.h b/app/plug-in/gimppluginmanager.h
index 5f8e0cb008..de48b298cb 100644
--- a/app/plug-in/gimppluginmanager.h
+++ b/app/plug-in/gimppluginmanager.h
@@ -14,7 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_PLUG_IN_MANAGER_H__
diff --git a/app/plug-in/gimppluginprocedure.c b/app/plug-in/gimppluginprocedure.c
index 478f03cc5d..01291cdf93 100644
--- a/app/plug-in/gimppluginprocedure.c
+++ b/app/plug-in/gimppluginprocedure.c
@@ -14,7 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/plug-in/gimppluginprocedure.h b/app/plug-in/gimppluginprocedure.h
index 96ac13b816..88396725b8 100644
--- a/app/plug-in/gimppluginprocedure.h
+++ b/app/plug-in/gimppluginprocedure.h
@@ -14,7 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_PLUG_IN_PROCEDURE_H__
diff --git a/app/plug-in/gimppluginprocframe.c b/app/plug-in/gimppluginprocframe.c
index 60f6886674..10445efe49 100644
--- a/app/plug-in/gimppluginprocframe.c
+++ b/app/plug-in/gimppluginprocframe.c
@@ -14,7 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/plug-in/gimppluginprocframe.h b/app/plug-in/gimppluginprocframe.h
index 14fd514ba2..1f21b8ef49 100644
--- a/app/plug-in/gimppluginprocframe.h
+++ b/app/plug-in/gimppluginprocframe.h
@@ -14,7 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_PLUG_IN_PROC_FRAME_H__
diff --git a/app/plug-in/gimppluginshm.c b/app/plug-in/gimppluginshm.c
index 11a50455a5..8f92905c35 100644
--- a/app/plug-in/gimppluginshm.c
+++ b/app/plug-in/gimppluginshm.c
@@ -14,7 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/plug-in/gimppluginshm.h b/app/plug-in/gimppluginshm.h
index 422109ef9c..ee89918878 100644
--- a/app/plug-in/gimppluginshm.h
+++ b/app/plug-in/gimppluginshm.h
@@ -14,7 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_PLUG_IN_SHM_H__
diff --git a/app/plug-in/gimptemporaryprocedure.c b/app/plug-in/gimptemporaryprocedure.c
index c8e3ee7a9d..5b03d05111 100644
--- a/app/plug-in/gimptemporaryprocedure.c
+++ b/app/plug-in/gimptemporaryprocedure.c
@@ -14,7 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/plug-in/gimptemporaryprocedure.h b/app/plug-in/gimptemporaryprocedure.h
index b329fccb92..3df53c895b 100644
--- a/app/plug-in/gimptemporaryprocedure.h
+++ b/app/plug-in/gimptemporaryprocedure.h
@@ -14,7 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_TEMPORARY_PROCEDURE_H__
diff --git a/app/plug-in/plug-in-enums.h b/app/plug-in/plug-in-enums.h
index 89fca316b9..c5b6775a12 100644
--- a/app/plug-in/plug-in-enums.h
+++ b/app/plug-in/plug-in-enums.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __PLUG_IN_ENUMS_H__
diff --git a/app/plug-in/plug-in-menu-path.c b/app/plug-in/plug-in-menu-path.c
index b349277783..1b69546ec0 100644
--- a/app/plug-in/plug-in-menu-path.c
+++ b/app/plug-in/plug-in-menu-path.c
@@ -14,7 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/plug-in/plug-in-menu-path.h b/app/plug-in/plug-in-menu-path.h
index 7c63b9ad6c..b222c065ae 100644
--- a/app/plug-in/plug-in-menu-path.h
+++ b/app/plug-in/plug-in-menu-path.h
@@ -14,7 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __PLUG_IN_MENU_PATH_H__
diff --git a/app/plug-in/plug-in-params.c b/app/plug-in/plug-in-params.c
index 73165c5068..3f781b22ef 100644
--- a/app/plug-in/plug-in-params.c
+++ b/app/plug-in/plug-in-params.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/plug-in/plug-in-params.h b/app/plug-in/plug-in-params.h
index 0e66256ba1..0b8df278e8 100644
--- a/app/plug-in/plug-in-params.h
+++ b/app/plug-in/plug-in-params.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __PLUG_IN_PARAMS_H__
diff --git a/app/plug-in/plug-in-rc.c b/app/plug-in/plug-in-rc.c
index 1cd95a4719..da8c47dce5 100644
--- a/app/plug-in/plug-in-rc.c
+++ b/app/plug-in/plug-in-rc.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/plug-in/plug-in-rc.h b/app/plug-in/plug-in-rc.h
index 6c71f98b0f..5a54b0bfc4 100644
--- a/app/plug-in/plug-in-rc.h
+++ b/app/plug-in/plug-in-rc.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __PLUG_IN_RC_H__
diff --git a/app/plug-in/plug-in-types.h b/app/plug-in/plug-in-types.h
index f455bc87b2..70d7ca0f12 100644
--- a/app/plug-in/plug-in-types.h
+++ b/app/plug-in/plug-in-types.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __PLUG_IN_TYPES_H__
diff --git a/app/propgui/gimppropgui-channel-mixer.c b/app/propgui/gimppropgui-channel-mixer.c
index 9bc61be1ff..df48d7c83a 100644
--- a/app/propgui/gimppropgui-channel-mixer.c
+++ b/app/propgui/gimppropgui-channel-mixer.c
@@ -16,7 +16,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/propgui/gimppropgui-channel-mixer.h b/app/propgui/gimppropgui-channel-mixer.h
index 3fd363ca61..a44f99bd26 100644
--- a/app/propgui/gimppropgui-channel-mixer.h
+++ b/app/propgui/gimppropgui-channel-mixer.h
@@ -14,7 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_PROP_GUI_CHANNEL_MIXER_H__
diff --git a/app/propgui/gimppropgui-color-balance.c b/app/propgui/gimppropgui-color-balance.c
index 75ca5cad8f..c90312f0d8 100644
--- a/app/propgui/gimppropgui-color-balance.c
+++ b/app/propgui/gimppropgui-color-balance.c
@@ -14,7 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/propgui/gimppropgui-color-balance.h b/app/propgui/gimppropgui-color-balance.h
index cd8e9a5391..ecbee733bd 100644
--- a/app/propgui/gimppropgui-color-balance.h
+++ b/app/propgui/gimppropgui-color-balance.h
@@ -14,7 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_PROP_GUI_COLOR_BALANCE_H__
diff --git a/app/propgui/gimppropgui-color-rotate.c b/app/propgui/gimppropgui-color-rotate.c
index 2a2b0d8dfb..9813b929fc 100644
--- a/app/propgui/gimppropgui-color-rotate.c
+++ b/app/propgui/gimppropgui-color-rotate.c
@@ -16,7 +16,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/propgui/gimppropgui-color-rotate.h b/app/propgui/gimppropgui-color-rotate.h
index be2de888a2..a69770dfda 100644
--- a/app/propgui/gimppropgui-color-rotate.h
+++ b/app/propgui/gimppropgui-color-rotate.h
@@ -14,7 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_PROP_GUI_COLOR_ROTATE_H__
diff --git a/app/propgui/gimppropgui-color-to-alpha.c b/app/propgui/gimppropgui-color-to-alpha.c
index f6718120d9..0918bf9b5e 100644
--- a/app/propgui/gimppropgui-color-to-alpha.c
+++ b/app/propgui/gimppropgui-color-to-alpha.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/propgui/gimppropgui-color-to-alpha.h b/app/propgui/gimppropgui-color-to-alpha.h
index 67e225ba6f..af5a325aa7 100644
--- a/app/propgui/gimppropgui-color-to-alpha.h
+++ b/app/propgui/gimppropgui-color-to-alpha.h
@@ -14,7 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_PROP_GUI_COLOR_TO_ALPHA_H__
diff --git a/app/propgui/gimppropgui-convolution-matrix.c b/app/propgui/gimppropgui-convolution-matrix.c
index a59a357475..285b4f46f9 100644
--- a/app/propgui/gimppropgui-convolution-matrix.c
+++ b/app/propgui/gimppropgui-convolution-matrix.c
@@ -16,7 +16,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/propgui/gimppropgui-convolution-matrix.h b/app/propgui/gimppropgui-convolution-matrix.h
index 94165c1515..21278c5657 100644
--- a/app/propgui/gimppropgui-convolution-matrix.h
+++ b/app/propgui/gimppropgui-convolution-matrix.h
@@ -14,7 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_PROP_GUI_CONVOLUTION_MATRIX_H__
diff --git a/app/propgui/gimppropgui-diffraction-patterns.c b/app/propgui/gimppropgui-diffraction-patterns.c
index 5e7f2207c0..ce4dc87943 100644
--- a/app/propgui/gimppropgui-diffraction-patterns.c
+++ b/app/propgui/gimppropgui-diffraction-patterns.c
@@ -16,7 +16,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/propgui/gimppropgui-diffraction-patterns.h b/app/propgui/gimppropgui-diffraction-patterns.h
index 88aab8e010..dd6bbc5aa5 100644
--- a/app/propgui/gimppropgui-diffraction-patterns.h
+++ b/app/propgui/gimppropgui-diffraction-patterns.h
@@ -14,7 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_PROP_GUI_DIFFRACTION_PATTERNS_H__
diff --git a/app/propgui/gimppropgui-eval.c b/app/propgui/gimppropgui-eval.c
index d182a86108..c36476001d 100644
--- a/app/propgui/gimppropgui-eval.c
+++ b/app/propgui/gimppropgui-eval.c
@@ -15,7 +15,7 @@
  * GNU Lesser General Public License for more details.
  *
  * You should have received a copy of the GNU Less General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 /* This is a simple interpreter for the GUM language (the GEGL UI Meta
diff --git a/app/propgui/gimppropgui-eval.h b/app/propgui/gimppropgui-eval.h
index 6462197a1e..e2b870882d 100644
--- a/app/propgui/gimppropgui-eval.h
+++ b/app/propgui/gimppropgui-eval.h
@@ -15,7 +15,7 @@
  * GNU Lesser General Public License for more details.
  *
  * You should have received a copy of the GNU Lesser General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_PROP_GUI_EVAL_H__
diff --git a/app/propgui/gimppropgui-generic.c b/app/propgui/gimppropgui-generic.c
index 981d9d7b7a..020c5e260b 100644
--- a/app/propgui/gimppropgui-generic.c
+++ b/app/propgui/gimppropgui-generic.c
@@ -16,7 +16,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/propgui/gimppropgui-generic.h b/app/propgui/gimppropgui-generic.h
index 52c4f4fd1a..40e526966b 100644
--- a/app/propgui/gimppropgui-generic.h
+++ b/app/propgui/gimppropgui-generic.h
@@ -16,7 +16,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_PROP_GUI_GENERIC_H__
diff --git a/app/propgui/gimppropgui-hue-saturation.c b/app/propgui/gimppropgui-hue-saturation.c
index 261cff77ae..5989c12382 100644
--- a/app/propgui/gimppropgui-hue-saturation.c
+++ b/app/propgui/gimppropgui-hue-saturation.c
@@ -14,7 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/propgui/gimppropgui-hue-saturation.h b/app/propgui/gimppropgui-hue-saturation.h
index d56c6f4e71..efeca872f2 100644
--- a/app/propgui/gimppropgui-hue-saturation.h
+++ b/app/propgui/gimppropgui-hue-saturation.h
@@ -14,7 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_PROP_GUI_HUE_SATURATION_H__
diff --git a/app/propgui/gimppropgui-panorama-projection.c b/app/propgui/gimppropgui-panorama-projection.c
index 41f011ca08..e5aed5b8b3 100644
--- a/app/propgui/gimppropgui-panorama-projection.c
+++ b/app/propgui/gimppropgui-panorama-projection.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/propgui/gimppropgui-panorama-projection.h b/app/propgui/gimppropgui-panorama-projection.h
index 6b170d267e..11c7b3aed9 100644
--- a/app/propgui/gimppropgui-panorama-projection.h
+++ b/app/propgui/gimppropgui-panorama-projection.h
@@ -14,7 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_PROP_GUI_PANORAMA_PROJECTION_H__
diff --git a/app/propgui/gimppropgui-recursive-transform.c b/app/propgui/gimppropgui-recursive-transform.c
index 96b4bb371e..a2477234a9 100644
--- a/app/propgui/gimppropgui-recursive-transform.c
+++ b/app/propgui/gimppropgui-recursive-transform.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/propgui/gimppropgui-recursive-transform.h b/app/propgui/gimppropgui-recursive-transform.h
index ead60148e0..ac75545bed 100644
--- a/app/propgui/gimppropgui-recursive-transform.h
+++ b/app/propgui/gimppropgui-recursive-transform.h
@@ -14,7 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_PROP_GUI_RECURSIVE_TRANSFORM_H__
diff --git a/app/propgui/gimppropgui-shadows-highlights.c b/app/propgui/gimppropgui-shadows-highlights.c
index da0f6d1bdc..a5601a0f10 100644
--- a/app/propgui/gimppropgui-shadows-highlights.c
+++ b/app/propgui/gimppropgui-shadows-highlights.c
@@ -16,7 +16,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/propgui/gimppropgui-shadows-highlights.h b/app/propgui/gimppropgui-shadows-highlights.h
index d4fa60d15c..fee9b520d1 100644
--- a/app/propgui/gimppropgui-shadows-highlights.h
+++ b/app/propgui/gimppropgui-shadows-highlights.h
@@ -14,7 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_PROP_GUI_SHADOWS_HIGHLIGHTS_H__
diff --git a/app/propgui/gimppropgui-spiral.c b/app/propgui/gimppropgui-spiral.c
index 8f1bf4cfc1..9aaded20e9 100644
--- a/app/propgui/gimppropgui-spiral.c
+++ b/app/propgui/gimppropgui-spiral.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/propgui/gimppropgui-spiral.h b/app/propgui/gimppropgui-spiral.h
index fef7ab9ab3..1ed47df930 100644
--- a/app/propgui/gimppropgui-spiral.h
+++ b/app/propgui/gimppropgui-spiral.h
@@ -14,7 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_PROP_GUI_SPIRAL_H__
diff --git a/app/propgui/gimppropgui-supernova.c b/app/propgui/gimppropgui-supernova.c
index 2e11502025..8cc0855600 100644
--- a/app/propgui/gimppropgui-supernova.c
+++ b/app/propgui/gimppropgui-supernova.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/propgui/gimppropgui-supernova.h b/app/propgui/gimppropgui-supernova.h
index 429adb223f..7cf3a42d56 100644
--- a/app/propgui/gimppropgui-supernova.h
+++ b/app/propgui/gimppropgui-supernova.h
@@ -14,7 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_PROP_GUI_SUPERNOVA_H__
diff --git a/app/propgui/gimppropgui-utils.c b/app/propgui/gimppropgui-utils.c
index 471b05eaad..eb75452ddc 100644
--- a/app/propgui/gimppropgui-utils.c
+++ b/app/propgui/gimppropgui-utils.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/propgui/gimppropgui-utils.h b/app/propgui/gimppropgui-utils.h
index 42ab9c2246..f618ecf2bc 100644
--- a/app/propgui/gimppropgui-utils.h
+++ b/app/propgui/gimppropgui-utils.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_PROP_GUI_UTILS_H__
diff --git a/app/propgui/gimppropgui.c b/app/propgui/gimppropgui.c
index c7899afee9..7b50e85c03 100644
--- a/app/propgui/gimppropgui.c
+++ b/app/propgui/gimppropgui.c
@@ -16,7 +16,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/propgui/gimppropgui.h b/app/propgui/gimppropgui.h
index 7f689c6f3b..d5d6bac0f8 100644
--- a/app/propgui/gimppropgui.h
+++ b/app/propgui/gimppropgui.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_PROP_GUI_H__
diff --git a/app/propgui/propgui-types.h b/app/propgui/propgui-types.h
index 1c790f69a2..910027a160 100644
--- a/app/propgui/propgui-types.h
+++ b/app/propgui/propgui-types.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __PROPGUI_TYPES_H__
diff --git a/app/sanity.c b/app/sanity.c
index d1b554d4b5..16ab1d759c 100644
--- a/app/sanity.c
+++ b/app/sanity.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/sanity.h b/app/sanity.h
index b2e7490cbb..8d30e83b46 100644
--- a/app/sanity.h
+++ b/app/sanity.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __SANITY_H__
diff --git a/app/signals.c b/app/signals.c
index f8aa54cdbf..c242cea840 100644
--- a/app/signals.c
+++ b/app/signals.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/signals.h b/app/signals.h
index 97409f27ea..5eeae57e97 100644
--- a/app/signals.h
+++ b/app/signals.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __SIGNALS_H__
diff --git a/app/tests.c b/app/tests.c
index 6843bf0c5e..ef29951043 100644
--- a/app/tests.c
+++ b/app/tests.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/tests.h b/app/tests.h
index bbc6f3c761..536b17b1c9 100644
--- a/app/tests.h
+++ b/app/tests.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __TESTS_H__
diff --git a/app/tests/gimp-app-test-utils.c b/app/tests/gimp-app-test-utils.c
index ed3c4551ea..e2ce63fe4e 100644
--- a/app/tests/gimp-app-test-utils.c
+++ b/app/tests/gimp-app-test-utils.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/tests/gimp-app-test-utils.h b/app/tests/gimp-app-test-utils.h
index db8b3e9ce3..e0bc447fc4 100644
--- a/app/tests/gimp-app-test-utils.h
+++ b/app/tests/gimp-app-test-utils.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef  __GIMP_APP_TEST_UTILS_H__
diff --git a/app/tests/gimp-test-session-utils.c b/app/tests/gimp-test-session-utils.c
index 29cfb94149..e5b0b01ab9 100644
--- a/app/tests/gimp-test-session-utils.c
+++ b/app/tests/gimp-test-session-utils.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/tests/gimp-test-session-utils.h b/app/tests/gimp-test-session-utils.h
index 1ee0b37ec3..1eeb4cb7b7 100644
--- a/app/tests/gimp-test-session-utils.h
+++ b/app/tests/gimp-test-session-utils.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_TEST_SESSION_UTILS_H__
diff --git a/app/tests/test-core.c b/app/tests/test-core.c
index a914da6a85..6cdf4b04f9 100644
--- a/app/tests/test-core.c
+++ b/app/tests/test-core.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include <gegl.h>
diff --git a/app/tests/test-gimpidtable.c b/app/tests/test-gimpidtable.c
index 518a8baa5f..8de2130842 100644
--- a/app/tests/test-gimpidtable.c
+++ b/app/tests/test-gimpidtable.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/tests/test-save-and-export.c b/app/tests/test-save-and-export.c
index ddaebc95ef..23be8d9b7e 100644
--- a/app/tests/test-save-and-export.c
+++ b/app/tests/test-save-and-export.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/tests/test-session-2-8-compatibility-multi-window.c b/app/tests/test-session-2-8-compatibility-multi-window.c
index 165943daa9..6b7cf92031 100644
--- a/app/tests/test-session-2-8-compatibility-multi-window.c
+++ b/app/tests/test-session-2-8-compatibility-multi-window.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/tests/test-session-2-8-compatibility-single-window.c b/app/tests/test-session-2-8-compatibility-single-window.c
index 78a6a0487b..c4b61b0028 100644
--- a/app/tests/test-session-2-8-compatibility-single-window.c
+++ b/app/tests/test-session-2-8-compatibility-single-window.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/tests/test-single-window-mode.c b/app/tests/test-single-window-mode.c
index a04416b93b..123aa65f17 100644
--- a/app/tests/test-single-window-mode.c
+++ b/app/tests/test-single-window-mode.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include <stdlib.h>
diff --git a/app/tests/test-tools.c b/app/tests/test-tools.c
index 9870945229..618475d254 100644
--- a/app/tests/test-tools.c
+++ b/app/tests/test-tools.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include <stdlib.h>
diff --git a/app/tests/test-ui.c b/app/tests/test-ui.c
index 284b4466f5..3f14ff2d25 100644
--- a/app/tests/test-ui.c
+++ b/app/tests/test-ui.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include <stdlib.h>
diff --git a/app/tests/test-xcf.c b/app/tests/test-xcf.c
index 98ca4f0bed..536c897d74 100644
--- a/app/tests/test-xcf.c
+++ b/app/tests/test-xcf.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/text/gimpfont.c b/app/text/gimpfont.c
index 4cfefd34eb..360447d366 100644
--- a/app/text/gimpfont.c
+++ b/app/text/gimpfont.c
@@ -16,7 +16,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/text/gimpfont.h b/app/text/gimpfont.h
index 45e9a0ad43..1b6a632d26 100644
--- a/app/text/gimpfont.h
+++ b/app/text/gimpfont.h
@@ -16,7 +16,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_FONT_H__
diff --git a/app/text/gimpfontfactory.c b/app/text/gimpfontfactory.c
index 539f6090c1..a68f178cf9 100644
--- a/app/text/gimpfontfactory.c
+++ b/app/text/gimpfontfactory.c
@@ -18,7 +18,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/text/gimpfontfactory.h b/app/text/gimpfontfactory.h
index a2c2410ac1..4c52041862 100644
--- a/app/text/gimpfontfactory.h
+++ b/app/text/gimpfontfactory.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_FONT_FACTORY_H__
diff --git a/app/text/gimptext-compat.c b/app/text/gimptext-compat.c
index 13b7d3a34c..cb71f3e5ca 100644
--- a/app/text/gimptext-compat.c
+++ b/app/text/gimptext-compat.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/text/gimptext-compat.h b/app/text/gimptext-compat.h
index 2ca6d5ab41..2e178f007c 100644
--- a/app/text/gimptext-compat.h
+++ b/app/text/gimptext-compat.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_TEXT_COMPAT_H__
diff --git a/app/text/gimptext-parasite.c b/app/text/gimptext-parasite.c
index 768a1ac99a..790a5b17c4 100644
--- a/app/text/gimptext-parasite.c
+++ b/app/text/gimptext-parasite.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/text/gimptext-parasite.h b/app/text/gimptext-parasite.h
index 80d8f07272..d834309e47 100644
--- a/app/text/gimptext-parasite.h
+++ b/app/text/gimptext-parasite.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_TEXT_PARASITE_H__
diff --git a/app/text/gimptext-vectors.c b/app/text/gimptext-vectors.c
index 600c967aad..3a6901e9da 100644
--- a/app/text/gimptext-vectors.c
+++ b/app/text/gimptext-vectors.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/text/gimptext-vectors.h b/app/text/gimptext-vectors.h
index 369d3962ff..df01aae87c 100644
--- a/app/text/gimptext-vectors.h
+++ b/app/text/gimptext-vectors.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_TEXT_VECTORS_H__
diff --git a/app/text/gimptext-xlfd.c b/app/text/gimptext-xlfd.c
index 65b92d8bef..16245b59e0 100644
--- a/app/text/gimptext-xlfd.c
+++ b/app/text/gimptext-xlfd.c
@@ -18,7 +18,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/text/gimptext-xlfd.h b/app/text/gimptext-xlfd.h
index 95f6232100..3a9c50961b 100644
--- a/app/text/gimptext-xlfd.h
+++ b/app/text/gimptext-xlfd.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_TEXT_XLFD_H__
diff --git a/app/text/gimptext.c b/app/text/gimptext.c
index 09e72f2b8c..3d808797bd 100644
--- a/app/text/gimptext.c
+++ b/app/text/gimptext.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/text/gimptext.h b/app/text/gimptext.h
index d5d9130920..8a292be896 100644
--- a/app/text/gimptext.h
+++ b/app/text/gimptext.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_TEXT_H__
diff --git a/app/text/gimptextlayer-transform.c b/app/text/gimptextlayer-transform.c
index 48f22fe797..20e672019f 100644
--- a/app/text/gimptextlayer-transform.c
+++ b/app/text/gimptextlayer-transform.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/text/gimptextlayer-transform.h b/app/text/gimptextlayer-transform.h
index 02de837d8e..bf17a86e65 100644
--- a/app/text/gimptextlayer-transform.h
+++ b/app/text/gimptextlayer-transform.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_TEXT_LAYER_TRANSFORM_H__
diff --git a/app/text/gimptextlayer-xcf.c b/app/text/gimptextlayer-xcf.c
index abfcd6b66e..33452a100a 100644
--- a/app/text/gimptextlayer-xcf.c
+++ b/app/text/gimptextlayer-xcf.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/text/gimptextlayer-xcf.h b/app/text/gimptextlayer-xcf.h
index ee101e822e..3d08dfaec0 100644
--- a/app/text/gimptextlayer-xcf.h
+++ b/app/text/gimptextlayer-xcf.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_TEXT_LAYER_XCF_H__
diff --git a/app/text/gimptextlayer.c b/app/text/gimptextlayer.c
index 5bbacb4fe5..bfd5c8c544 100644
--- a/app/text/gimptextlayer.c
+++ b/app/text/gimptextlayer.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/text/gimptextlayer.h b/app/text/gimptextlayer.h
index 5b331933dc..e78671fd7b 100644
--- a/app/text/gimptextlayer.h
+++ b/app/text/gimptextlayer.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_TEXT_LAYER_H__
diff --git a/app/text/gimptextlayout-render.c b/app/text/gimptextlayout-render.c
index 6fb898cd42..7e401bd837 100644
--- a/app/text/gimptextlayout-render.c
+++ b/app/text/gimptextlayout-render.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/text/gimptextlayout-render.h b/app/text/gimptextlayout-render.h
index ec0c31ac07..456480a762 100644
--- a/app/text/gimptextlayout-render.h
+++ b/app/text/gimptextlayout-render.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_TEXT_LAYOUT_RENDER_H__
diff --git a/app/text/gimptextlayout.c b/app/text/gimptextlayout.c
index eac0ac68af..069cac9b46 100644
--- a/app/text/gimptextlayout.c
+++ b/app/text/gimptextlayout.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/text/gimptextlayout.h b/app/text/gimptextlayout.h
index 56882e9acb..042751b21d 100644
--- a/app/text/gimptextlayout.h
+++ b/app/text/gimptextlayout.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_TEXT_LAYOUT_H__
diff --git a/app/text/gimptextundo.c b/app/text/gimptextundo.c
index 2ce8458a8c..8d1a74bb02 100644
--- a/app/text/gimptextundo.c
+++ b/app/text/gimptextundo.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/text/gimptextundo.h b/app/text/gimptextundo.h
index d81d962d56..913aeb9aae 100644
--- a/app/text/gimptextundo.h
+++ b/app/text/gimptextundo.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_TEXT_UNDO_H__
diff --git a/app/text/text-enums.h b/app/text/text-enums.h
index af51adda93..20bd327d63 100644
--- a/app/text/text-enums.h
+++ b/app/text/text-enums.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __TEXT_ENUMS_H__
diff --git a/app/text/text-types.h b/app/text/text-types.h
index cb9fe90f41..83b61905c9 100644
--- a/app/text/text-types.h
+++ b/app/text/text-types.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __TEXT_TYPES_H__
diff --git a/app/tools/gimp-tool-options-manager.c b/app/tools/gimp-tool-options-manager.c
index 155f5f4ab3..7afca35813 100644
--- a/app/tools/gimp-tool-options-manager.c
+++ b/app/tools/gimp-tool-options-manager.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/tools/gimp-tool-options-manager.h b/app/tools/gimp-tool-options-manager.h
index 8024e638c0..ea6f6ff107 100644
--- a/app/tools/gimp-tool-options-manager.h
+++ b/app/tools/gimp-tool-options-manager.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_TOOL_OPTIONS_MANAGER_H__
diff --git a/app/tools/gimp-tools.c b/app/tools/gimp-tools.c
index b889bf136c..17b8d8822d 100644
--- a/app/tools/gimp-tools.c
+++ b/app/tools/gimp-tools.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/tools/gimp-tools.h b/app/tools/gimp-tools.h
index a75a0da172..1a54d95cbd 100644
--- a/app/tools/gimp-tools.h
+++ b/app/tools/gimp-tools.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_TOOLS_H__
diff --git a/app/tools/gimpairbrushtool.c b/app/tools/gimpairbrushtool.c
index a315bb7d18..111c897dd5 100644
--- a/app/tools/gimpairbrushtool.c
+++ b/app/tools/gimpairbrushtool.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/tools/gimpairbrushtool.h b/app/tools/gimpairbrushtool.h
index 450fa1a4d8..a23321bbff 100644
--- a/app/tools/gimpairbrushtool.h
+++ b/app/tools/gimpairbrushtool.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_AIRBRUSH_TOOL_H__
diff --git a/app/tools/gimpalignoptions.c b/app/tools/gimpalignoptions.c
index fcfcafe5ce..2564a2a084 100644
--- a/app/tools/gimpalignoptions.c
+++ b/app/tools/gimpalignoptions.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/tools/gimpalignoptions.h b/app/tools/gimpalignoptions.h
index ab253a9b17..5d4fe047ed 100644
--- a/app/tools/gimpalignoptions.h
+++ b/app/tools/gimpalignoptions.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_ALIGN_OPTIONS_H__
diff --git a/app/tools/gimpaligntool.c b/app/tools/gimpaligntool.c
index d5c79bb115..32e82924a1 100644
--- a/app/tools/gimpaligntool.c
+++ b/app/tools/gimpaligntool.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/tools/gimpaligntool.h b/app/tools/gimpaligntool.h
index 42090bc5e3..e84a9cbdf8 100644
--- a/app/tools/gimpaligntool.h
+++ b/app/tools/gimpaligntool.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_ALIGN_TOOL_H__
diff --git a/app/tools/gimpbrightnesscontrasttool.c b/app/tools/gimpbrightnesscontrasttool.c
index 4f45295193..26229a70a8 100644
--- a/app/tools/gimpbrightnesscontrasttool.c
+++ b/app/tools/gimpbrightnesscontrasttool.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/tools/gimpbrightnesscontrasttool.h b/app/tools/gimpbrightnesscontrasttool.h
index b97bf3b7cd..64ce278463 100644
--- a/app/tools/gimpbrightnesscontrasttool.h
+++ b/app/tools/gimpbrightnesscontrasttool.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_BRIGHTNESS_CONTRAST_TOOL_H__
diff --git a/app/tools/gimpbrushtool.c b/app/tools/gimpbrushtool.c
index 9972f5d503..ddbe5c9a70 100644
--- a/app/tools/gimpbrushtool.c
+++ b/app/tools/gimpbrushtool.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/tools/gimpbrushtool.h b/app/tools/gimpbrushtool.h
index 6f49df53cd..6ddddd7d02 100644
--- a/app/tools/gimpbrushtool.h
+++ b/app/tools/gimpbrushtool.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_BRUSH_TOOL_H__
diff --git a/app/tools/gimpbucketfilloptions.c b/app/tools/gimpbucketfilloptions.c
index 9f4b87eb85..c88b254ca9 100644
--- a/app/tools/gimpbucketfilloptions.c
+++ b/app/tools/gimpbucketfilloptions.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/tools/gimpbucketfilloptions.h b/app/tools/gimpbucketfilloptions.h
index 7a0d27b084..bfff09ba61 100644
--- a/app/tools/gimpbucketfilloptions.h
+++ b/app/tools/gimpbucketfilloptions.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef  __GIMP_BUCKET_FILL_OPTIONS_H__
diff --git a/app/tools/gimpbucketfilltool.c b/app/tools/gimpbucketfilltool.c
index 546e53dbb5..01989144f1 100644
--- a/app/tools/gimpbucketfilltool.c
+++ b/app/tools/gimpbucketfilltool.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/tools/gimpbucketfilltool.h b/app/tools/gimpbucketfilltool.h
index 70b9a42c25..8ce8eb02f1 100644
--- a/app/tools/gimpbucketfilltool.h
+++ b/app/tools/gimpbucketfilltool.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef  __GIMP_BUCKET_FILL_TOOL_H__
diff --git a/app/tools/gimpbycolorselecttool.c b/app/tools/gimpbycolorselecttool.c
index cf648a4bdb..4a54502743 100644
--- a/app/tools/gimpbycolorselecttool.c
+++ b/app/tools/gimpbycolorselecttool.c
@@ -14,7 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/tools/gimpbycolorselecttool.h b/app/tools/gimpbycolorselecttool.h
index 2dfee83e31..92768ff8d3 100644
--- a/app/tools/gimpbycolorselecttool.h
+++ b/app/tools/gimpbycolorselecttool.h
@@ -14,7 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_BY_COLOR_SELECT_TOOL_H__
diff --git a/app/tools/gimpcageoptions.c b/app/tools/gimpcageoptions.c
index 73a0446ce8..0b1aecc05e 100644
--- a/app/tools/gimpcageoptions.c
+++ b/app/tools/gimpcageoptions.c
@@ -14,7 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/tools/gimpcageoptions.h b/app/tools/gimpcageoptions.h
index 00f2775ce8..b4e2fcd32a 100644
--- a/app/tools/gimpcageoptions.h
+++ b/app/tools/gimpcageoptions.h
@@ -14,7 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_CAGE_OPTIONS_H__
diff --git a/app/tools/gimpcagetool.c b/app/tools/gimpcagetool.c
index 1cfd4af355..54bd9da2cc 100644
--- a/app/tools/gimpcagetool.c
+++ b/app/tools/gimpcagetool.c
@@ -14,7 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/tools/gimpcagetool.h b/app/tools/gimpcagetool.h
index 0a4e6b3335..91daec0765 100644
--- a/app/tools/gimpcagetool.h
+++ b/app/tools/gimpcagetool.h
@@ -14,7 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_CAGE_TOOL_H__
diff --git a/app/tools/gimpcloneoptions-gui.c b/app/tools/gimpcloneoptions-gui.c
index 3b58aa2c08..a676c1d2c6 100644
--- a/app/tools/gimpcloneoptions-gui.c
+++ b/app/tools/gimpcloneoptions-gui.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/tools/gimpcloneoptions-gui.h b/app/tools/gimpcloneoptions-gui.h
index d2bfc1c114..09a178db9f 100644
--- a/app/tools/gimpcloneoptions-gui.h
+++ b/app/tools/gimpcloneoptions-gui.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_CLONE_OPTIONS_GUI_H__
diff --git a/app/tools/gimpclonetool.c b/app/tools/gimpclonetool.c
index dfac7c9f5b..32f8612899 100644
--- a/app/tools/gimpclonetool.c
+++ b/app/tools/gimpclonetool.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/tools/gimpclonetool.h b/app/tools/gimpclonetool.h
index 580484181c..9d74d5a48b 100644
--- a/app/tools/gimpclonetool.h
+++ b/app/tools/gimpclonetool.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_CLONE_TOOL_H__
diff --git a/app/tools/gimpcoloroptions.c b/app/tools/gimpcoloroptions.c
index dad3b003c8..8aeb6d0a28 100644
--- a/app/tools/gimpcoloroptions.c
+++ b/app/tools/gimpcoloroptions.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/tools/gimpcoloroptions.h b/app/tools/gimpcoloroptions.h
index a4ca0a56ef..1d6943801d 100644
--- a/app/tools/gimpcoloroptions.h
+++ b/app/tools/gimpcoloroptions.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_COLOR_OPTIONS_H__
diff --git a/app/tools/gimpcolorpickeroptions.c b/app/tools/gimpcolorpickeroptions.c
index ada0890025..2b968dfaf2 100644
--- a/app/tools/gimpcolorpickeroptions.c
+++ b/app/tools/gimpcolorpickeroptions.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/tools/gimpcolorpickeroptions.h b/app/tools/gimpcolorpickeroptions.h
index 58b912b5a8..db1e54dc93 100644
--- a/app/tools/gimpcolorpickeroptions.h
+++ b/app/tools/gimpcolorpickeroptions.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef  __GIMP_COLOR_PICKER_OPTIONS_H__
diff --git a/app/tools/gimpcolorpickertool.c b/app/tools/gimpcolorpickertool.c
index 05ec2559bc..59cc4cdd30 100644
--- a/app/tools/gimpcolorpickertool.c
+++ b/app/tools/gimpcolorpickertool.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/tools/gimpcolorpickertool.h b/app/tools/gimpcolorpickertool.h
index 5e710fe18a..4967a521a0 100644
--- a/app/tools/gimpcolorpickertool.h
+++ b/app/tools/gimpcolorpickertool.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef  __GIMP_COLOR_PICKER_TOOL_H__
diff --git a/app/tools/gimpcolortool.c b/app/tools/gimpcolortool.c
index 993320ae11..c76628ee35 100644
--- a/app/tools/gimpcolortool.c
+++ b/app/tools/gimpcolortool.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/tools/gimpcolortool.h b/app/tools/gimpcolortool.h
index fceec94864..ff1cff7741 100644
--- a/app/tools/gimpcolortool.h
+++ b/app/tools/gimpcolortool.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef  __GIMP_COLOR_TOOL_H__
diff --git a/app/tools/gimpconvolvetool.c b/app/tools/gimpconvolvetool.c
index 3f0688b7d8..57f888d64f 100644
--- a/app/tools/gimpconvolvetool.c
+++ b/app/tools/gimpconvolvetool.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/tools/gimpconvolvetool.h b/app/tools/gimpconvolvetool.h
index d3e6f22daf..1abf6ff5fb 100644
--- a/app/tools/gimpconvolvetool.h
+++ b/app/tools/gimpconvolvetool.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_CONVOLVE_TOOL_H__
diff --git a/app/tools/gimpcropoptions.c b/app/tools/gimpcropoptions.c
index f31380193e..9fb7a99c9f 100644
--- a/app/tools/gimpcropoptions.c
+++ b/app/tools/gimpcropoptions.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/tools/gimpcropoptions.h b/app/tools/gimpcropoptions.h
index 8cc98914c9..ca4b5d3ef6 100644
--- a/app/tools/gimpcropoptions.h
+++ b/app/tools/gimpcropoptions.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_CROP_OPTIONS_H__
diff --git a/app/tools/gimpcroptool.c b/app/tools/gimpcroptool.c
index 351ae814d5..bfb233b69d 100644
--- a/app/tools/gimpcroptool.c
+++ b/app/tools/gimpcroptool.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/tools/gimpcroptool.h b/app/tools/gimpcroptool.h
index 1c6fb17293..3f20430411 100644
--- a/app/tools/gimpcroptool.h
+++ b/app/tools/gimpcroptool.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef  __GIMP_CROP_TOOL_H__
diff --git a/app/tools/gimpcurvestool.c b/app/tools/gimpcurvestool.c
index b54c506c3b..8e81024ac3 100644
--- a/app/tools/gimpcurvestool.c
+++ b/app/tools/gimpcurvestool.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/tools/gimpcurvestool.h b/app/tools/gimpcurvestool.h
index ea2d5ffa2d..f92d6ad398 100644
--- a/app/tools/gimpcurvestool.h
+++ b/app/tools/gimpcurvestool.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_CURVES_TOOL_H__
diff --git a/app/tools/gimpdodgeburntool.c b/app/tools/gimpdodgeburntool.c
index 22cd820c79..399eb5fd08 100644
--- a/app/tools/gimpdodgeburntool.c
+++ b/app/tools/gimpdodgeburntool.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/tools/gimpdodgeburntool.h b/app/tools/gimpdodgeburntool.h
index 5e0291d846..68687eaf4c 100644
--- a/app/tools/gimpdodgeburntool.h
+++ b/app/tools/gimpdodgeburntool.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_DODGE_BURN_TOOL_H__
diff --git a/app/tools/gimpdrawtool.c b/app/tools/gimpdrawtool.c
index 9db553a7a2..e77aadf0b6 100644
--- a/app/tools/gimpdrawtool.c
+++ b/app/tools/gimpdrawtool.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/tools/gimpdrawtool.h b/app/tools/gimpdrawtool.h
index 2a15dc0d7f..7552a097f1 100644
--- a/app/tools/gimpdrawtool.h
+++ b/app/tools/gimpdrawtool.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_DRAW_TOOL_H__
diff --git a/app/tools/gimpeditselectiontool.c b/app/tools/gimpeditselectiontool.c
index 4785753a0a..cd39065e08 100644
--- a/app/tools/gimpeditselectiontool.c
+++ b/app/tools/gimpeditselectiontool.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/tools/gimpeditselectiontool.h b/app/tools/gimpeditselectiontool.h
index 1317378fae..a79c007cdd 100644
--- a/app/tools/gimpeditselectiontool.h
+++ b/app/tools/gimpeditselectiontool.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_EDIT_SELECTION_TOOL_H__
diff --git a/app/tools/gimpellipseselecttool.c b/app/tools/gimpellipseselecttool.c
index 8c0ec7f0c1..5481d57f07 100644
--- a/app/tools/gimpellipseselecttool.c
+++ b/app/tools/gimpellipseselecttool.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/tools/gimpellipseselecttool.h b/app/tools/gimpellipseselecttool.h
index d59903b02b..b3018c8026 100644
--- a/app/tools/gimpellipseselecttool.h
+++ b/app/tools/gimpellipseselecttool.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_ELLIPSE_SELECT_TOOL_H__
diff --git a/app/tools/gimperasertool.c b/app/tools/gimperasertool.c
index 0b3a438eb1..5a8e2f3df4 100644
--- a/app/tools/gimperasertool.c
+++ b/app/tools/gimperasertool.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/tools/gimperasertool.h b/app/tools/gimperasertool.h
index de5e7ab343..706d43c1fa 100644
--- a/app/tools/gimperasertool.h
+++ b/app/tools/gimperasertool.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_ERASER_TOOL_H__
diff --git a/app/tools/gimpfilteroptions.c b/app/tools/gimpfilteroptions.c
index 183f402151..cbaedd4f81 100644
--- a/app/tools/gimpfilteroptions.c
+++ b/app/tools/gimpfilteroptions.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/tools/gimpfilteroptions.h b/app/tools/gimpfilteroptions.h
index 2e411290a7..468a08281d 100644
--- a/app/tools/gimpfilteroptions.h
+++ b/app/tools/gimpfilteroptions.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_FILTER_OPTIONS_H__
diff --git a/app/tools/gimpfiltertool-settings.c b/app/tools/gimpfiltertool-settings.c
index 4d448a5d39..5ae5fadb86 100644
--- a/app/tools/gimpfiltertool-settings.c
+++ b/app/tools/gimpfiltertool-settings.c
@@ -14,7 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/tools/gimpfiltertool-settings.h b/app/tools/gimpfiltertool-settings.h
index 736a947c59..9367b1cf2c 100644
--- a/app/tools/gimpfiltertool-settings.h
+++ b/app/tools/gimpfiltertool-settings.h
@@ -14,7 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_FILTER_TOOL_SETTINGS_H__
diff --git a/app/tools/gimpfiltertool-widgets.c b/app/tools/gimpfiltertool-widgets.c
index 3cec71af0a..4c1feedf82 100644
--- a/app/tools/gimpfiltertool-widgets.c
+++ b/app/tools/gimpfiltertool-widgets.c
@@ -14,7 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/tools/gimpfiltertool-widgets.h b/app/tools/gimpfiltertool-widgets.h
index 08c0de01a7..1b47e8fa96 100644
--- a/app/tools/gimpfiltertool-widgets.h
+++ b/app/tools/gimpfiltertool-widgets.h
@@ -14,7 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_FILTER_TOOL_WIDGETS_H__
diff --git a/app/tools/gimpfiltertool.c b/app/tools/gimpfiltertool.c
index 91a3ddeafb..aefda4a3a7 100644
--- a/app/tools/gimpfiltertool.c
+++ b/app/tools/gimpfiltertool.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 /* This file contains a base class for tools that implement on canvas
diff --git a/app/tools/gimpfiltertool.h b/app/tools/gimpfiltertool.h
index a8f38429f7..eb56374717 100644
--- a/app/tools/gimpfiltertool.h
+++ b/app/tools/gimpfiltertool.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_FILTER_TOOL_H__
diff --git a/app/tools/gimpflipoptions.c b/app/tools/gimpflipoptions.c
index b9910bd281..6b9eb2d635 100644
--- a/app/tools/gimpflipoptions.c
+++ b/app/tools/gimpflipoptions.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/tools/gimpflipoptions.h b/app/tools/gimpflipoptions.h
index e9e26d7c93..11910540b3 100644
--- a/app/tools/gimpflipoptions.h
+++ b/app/tools/gimpflipoptions.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_FLIP_OPTIONS_H__
diff --git a/app/tools/gimpfliptool.c b/app/tools/gimpfliptool.c
index 6ee48a0899..1470ef73d8 100644
--- a/app/tools/gimpfliptool.c
+++ b/app/tools/gimpfliptool.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/tools/gimpfliptool.h b/app/tools/gimpfliptool.h
index a38a2bae8f..4415863b86 100644
--- a/app/tools/gimpfliptool.h
+++ b/app/tools/gimpfliptool.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_FLIP_TOOL_H__
diff --git a/app/tools/gimpforegroundselectoptions.c b/app/tools/gimpforegroundselectoptions.c
index 7ddabee828..52bafc96a2 100644
--- a/app/tools/gimpforegroundselectoptions.c
+++ b/app/tools/gimpforegroundselectoptions.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/tools/gimpforegroundselectoptions.h b/app/tools/gimpforegroundselectoptions.h
index a3fa7e6c1e..d90b9452b4 100644
--- a/app/tools/gimpforegroundselectoptions.h
+++ b/app/tools/gimpforegroundselectoptions.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 
diff --git a/app/tools/gimpforegroundselecttool.c b/app/tools/gimpforegroundselecttool.c
index efc163cf9a..1656782bea 100644
--- a/app/tools/gimpforegroundselecttool.c
+++ b/app/tools/gimpforegroundselecttool.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/tools/gimpforegroundselecttool.h b/app/tools/gimpforegroundselecttool.h
index 76ab6027a3..900b74f2c0 100644
--- a/app/tools/gimpforegroundselecttool.h
+++ b/app/tools/gimpforegroundselecttool.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_FOREGROUND_SELECT_TOOL_H__
diff --git a/app/tools/gimpforegroundselecttoolundo.c b/app/tools/gimpforegroundselecttoolundo.c
index c1aff95a83..381dc0bca5 100644
--- a/app/tools/gimpforegroundselecttoolundo.c
+++ b/app/tools/gimpforegroundselecttoolundo.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #if 0
diff --git a/app/tools/gimpforegroundselecttoolundo.h b/app/tools/gimpforegroundselecttoolundo.h
index 06fe8f2c76..63477f8597 100644
--- a/app/tools/gimpforegroundselecttoolundo.h
+++ b/app/tools/gimpforegroundselecttoolundo.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #if 0
diff --git a/app/tools/gimpfreeselecttool.c b/app/tools/gimpfreeselecttool.c
index 7832929868..18ce5e2f68 100644
--- a/app/tools/gimpfreeselecttool.c
+++ b/app/tools/gimpfreeselecttool.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/tools/gimpfreeselecttool.h b/app/tools/gimpfreeselecttool.h
index bd91866513..a7833fdc42 100644
--- a/app/tools/gimpfreeselecttool.h
+++ b/app/tools/gimpfreeselecttool.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_FREE_SELECT_TOOL_H__
diff --git a/app/tools/gimpfuzzyselecttool.c b/app/tools/gimpfuzzyselecttool.c
index 9a5a801738..785804a27b 100644
--- a/app/tools/gimpfuzzyselecttool.c
+++ b/app/tools/gimpfuzzyselecttool.c
@@ -14,7 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/tools/gimpfuzzyselecttool.h b/app/tools/gimpfuzzyselecttool.h
index 20b125306f..a1b2acff0a 100644
--- a/app/tools/gimpfuzzyselecttool.h
+++ b/app/tools/gimpfuzzyselecttool.h
@@ -14,7 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_FUZZY_SELECT_TOOL_H__
diff --git a/app/tools/gimpgegltool.c b/app/tools/gimpgegltool.c
index 7c6f633dc0..79726e0a62 100644
--- a/app/tools/gimpgegltool.c
+++ b/app/tools/gimpgegltool.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/tools/gimpgegltool.h b/app/tools/gimpgegltool.h
index 4e11676dca..0a7a8f4964 100644
--- a/app/tools/gimpgegltool.h
+++ b/app/tools/gimpgegltool.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_GEGL_TOOL_H__
diff --git a/app/tools/gimpgenerictransformtool.c b/app/tools/gimpgenerictransformtool.c
index 88f773595a..f206d48462 100644
--- a/app/tools/gimpgenerictransformtool.c
+++ b/app/tools/gimpgenerictransformtool.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/tools/gimpgenerictransformtool.h b/app/tools/gimpgenerictransformtool.h
index 2f92960651..271a6accf3 100644
--- a/app/tools/gimpgenerictransformtool.h
+++ b/app/tools/gimpgenerictransformtool.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_GENERIC_TRANSFORM_TOOL_H__
diff --git a/app/tools/gimpgradientoptions.c b/app/tools/gimpgradientoptions.c
index 391db53c56..263e0d00b1 100644
--- a/app/tools/gimpgradientoptions.c
+++ b/app/tools/gimpgradientoptions.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/tools/gimpgradientoptions.h b/app/tools/gimpgradientoptions.h
index 0a6e596ccd..0c07c0fd02 100644
--- a/app/tools/gimpgradientoptions.h
+++ b/app/tools/gimpgradientoptions.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef  __GIMP_GRADIENT_OPTIONS_H__
diff --git a/app/tools/gimpgradienttool-editor.c b/app/tools/gimpgradienttool-editor.c
index dfc2066041..43f943f495 100644
--- a/app/tools/gimpgradienttool-editor.c
+++ b/app/tools/gimpgradienttool-editor.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/tools/gimpgradienttool-editor.h b/app/tools/gimpgradienttool-editor.h
index d27a2fd3df..db8fdabbb5 100644
--- a/app/tools/gimpgradienttool-editor.h
+++ b/app/tools/gimpgradienttool-editor.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef  __GIMP_GRADIENT_TOOL_EDITOR_H__
diff --git a/app/tools/gimpgradienttool.c b/app/tools/gimpgradienttool.c
index 09d59f1762..0bc37aa599 100644
--- a/app/tools/gimpgradienttool.c
+++ b/app/tools/gimpgradienttool.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/tools/gimpgradienttool.h b/app/tools/gimpgradienttool.h
index 23d68558eb..a28cbf56a7 100644
--- a/app/tools/gimpgradienttool.h
+++ b/app/tools/gimpgradienttool.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef  __GIMP_GRADIENT_TOOL_H__
diff --git a/app/tools/gimpguidetool.c b/app/tools/gimpguidetool.c
index 9ae4ebf683..65d6703c2f 100644
--- a/app/tools/gimpguidetool.c
+++ b/app/tools/gimpguidetool.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/tools/gimpguidetool.h b/app/tools/gimpguidetool.h
index ae06e86cea..351deb1d79 100644
--- a/app/tools/gimpguidetool.h
+++ b/app/tools/gimpguidetool.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_GUIDE_TOOL_H__
diff --git a/app/tools/gimphandletransformoptions.c b/app/tools/gimphandletransformoptions.c
index fcb6bf5e6e..bf24419703 100644
--- a/app/tools/gimphandletransformoptions.c
+++ b/app/tools/gimphandletransformoptions.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/tools/gimphandletransformoptions.h b/app/tools/gimphandletransformoptions.h
index 9432ef8d27..c0587cbdd3 100644
--- a/app/tools/gimphandletransformoptions.h
+++ b/app/tools/gimphandletransformoptions.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_HANDLE_TRANSFORM_OPTIONS_H__
diff --git a/app/tools/gimphandletransformtool.c b/app/tools/gimphandletransformtool.c
index 5fec5ca6ef..fb3d874034 100644
--- a/app/tools/gimphandletransformtool.c
+++ b/app/tools/gimphandletransformtool.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/tools/gimphandletransformtool.h b/app/tools/gimphandletransformtool.h
index 78d0e48301..064208b46a 100644
--- a/app/tools/gimphandletransformtool.h
+++ b/app/tools/gimphandletransformtool.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_HANDLE_TRANSFORM_TOOL_H__
diff --git a/app/tools/gimphealtool.c b/app/tools/gimphealtool.c
index 31bc82fa9d..56962c5f12 100644
--- a/app/tools/gimphealtool.c
+++ b/app/tools/gimphealtool.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/tools/gimphealtool.h b/app/tools/gimphealtool.h
index 51e84829b7..fdcecb13f1 100644
--- a/app/tools/gimphealtool.h
+++ b/app/tools/gimphealtool.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_HEAL_TOOL_H__
diff --git a/app/tools/gimphistogramoptions.c b/app/tools/gimphistogramoptions.c
index 2edf6261bb..e70ca216fc 100644
--- a/app/tools/gimphistogramoptions.c
+++ b/app/tools/gimphistogramoptions.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/tools/gimphistogramoptions.h b/app/tools/gimphistogramoptions.h
index 3705d08383..00606c7218 100644
--- a/app/tools/gimphistogramoptions.h
+++ b/app/tools/gimphistogramoptions.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_HISTOGRAM_OPTIONS_H__
diff --git a/app/tools/gimpinkoptions-gui.c b/app/tools/gimpinkoptions-gui.c
index d06b3bdac2..70f9e7abb6 100644
--- a/app/tools/gimpinkoptions-gui.c
+++ b/app/tools/gimpinkoptions-gui.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/tools/gimpinkoptions-gui.h b/app/tools/gimpinkoptions-gui.h
index 4c0ee48bd4..b449d90c28 100644
--- a/app/tools/gimpinkoptions-gui.h
+++ b/app/tools/gimpinkoptions-gui.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef  __GIMP_INK_OPTIONS_GUI_H__
diff --git a/app/tools/gimpinktool.c b/app/tools/gimpinktool.c
index 6cbdd7141a..e8457446f0 100644
--- a/app/tools/gimpinktool.c
+++ b/app/tools/gimpinktool.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/tools/gimpinktool.h b/app/tools/gimpinktool.h
index c4ecd0fd89..e0076adc8a 100644
--- a/app/tools/gimpinktool.h
+++ b/app/tools/gimpinktool.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef  __GIMP_INK_TOOL_H__
diff --git a/app/tools/gimpiscissorsoptions.c b/app/tools/gimpiscissorsoptions.c
index 5e8a76be5a..bad0155e71 100644
--- a/app/tools/gimpiscissorsoptions.c
+++ b/app/tools/gimpiscissorsoptions.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/tools/gimpiscissorsoptions.h b/app/tools/gimpiscissorsoptions.h
index 4db7b63946..a60c251f1a 100644
--- a/app/tools/gimpiscissorsoptions.h
+++ b/app/tools/gimpiscissorsoptions.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_ISCISSORS_OPTIONS_H__
diff --git a/app/tools/gimpiscissorstool.c b/app/tools/gimpiscissorstool.c
index 52d8cb8cf3..abfec2aaf6 100644
--- a/app/tools/gimpiscissorstool.c
+++ b/app/tools/gimpiscissorstool.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 /* This tool is based on a paper from SIGGRAPH '95:
diff --git a/app/tools/gimpiscissorstool.h b/app/tools/gimpiscissorstool.h
index 6db6c44068..3cd4c79804 100644
--- a/app/tools/gimpiscissorstool.h
+++ b/app/tools/gimpiscissorstool.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_ISCISSORS_TOOL_H__
diff --git a/app/tools/gimplevelstool.c b/app/tools/gimplevelstool.c
index 600040c7b6..11df77bf60 100644
--- a/app/tools/gimplevelstool.c
+++ b/app/tools/gimplevelstool.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/tools/gimplevelstool.h b/app/tools/gimplevelstool.h
index 4f98114c6a..b28b9c6872 100644
--- a/app/tools/gimplevelstool.h
+++ b/app/tools/gimplevelstool.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_LEVELS_TOOL_H__
diff --git a/app/tools/gimpmagnifyoptions.c b/app/tools/gimpmagnifyoptions.c
index f80da5b7d4..0ec7074831 100644
--- a/app/tools/gimpmagnifyoptions.c
+++ b/app/tools/gimpmagnifyoptions.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/tools/gimpmagnifyoptions.h b/app/tools/gimpmagnifyoptions.h
index 12adaa8d78..8747e241da 100644
--- a/app/tools/gimpmagnifyoptions.h
+++ b/app/tools/gimpmagnifyoptions.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_MAGNIFY_OPTIONS_H__
diff --git a/app/tools/gimpmagnifytool.c b/app/tools/gimpmagnifytool.c
index 631a8b3d01..8c5f5d3983 100644
--- a/app/tools/gimpmagnifytool.c
+++ b/app/tools/gimpmagnifytool.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/tools/gimpmagnifytool.h b/app/tools/gimpmagnifytool.h
index a95dc4be16..505485aaba 100644
--- a/app/tools/gimpmagnifytool.h
+++ b/app/tools/gimpmagnifytool.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_MAGNIFY_TOOL_H__
diff --git a/app/tools/gimpmeasureoptions.c b/app/tools/gimpmeasureoptions.c
index dcce305e5f..cf49ac2697 100644
--- a/app/tools/gimpmeasureoptions.c
+++ b/app/tools/gimpmeasureoptions.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/tools/gimpmeasureoptions.h b/app/tools/gimpmeasureoptions.h
index 6f3e1c6479..48ae299638 100644
--- a/app/tools/gimpmeasureoptions.h
+++ b/app/tools/gimpmeasureoptions.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_MEASURE_OPTIONS_H__
diff --git a/app/tools/gimpmeasuretool.c b/app/tools/gimpmeasuretool.c
index d6b2039eb1..68876df202 100644
--- a/app/tools/gimpmeasuretool.c
+++ b/app/tools/gimpmeasuretool.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/tools/gimpmeasuretool.h b/app/tools/gimpmeasuretool.h
index fe16de3a9e..7c489aec71 100644
--- a/app/tools/gimpmeasuretool.h
+++ b/app/tools/gimpmeasuretool.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_MEASURE_TOOL_H__
diff --git a/app/tools/gimpmoveoptions.c b/app/tools/gimpmoveoptions.c
index 430b8678a9..170b1c437a 100644
--- a/app/tools/gimpmoveoptions.c
+++ b/app/tools/gimpmoveoptions.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/tools/gimpmoveoptions.h b/app/tools/gimpmoveoptions.h
index 884f7e4053..60a463e046 100644
--- a/app/tools/gimpmoveoptions.h
+++ b/app/tools/gimpmoveoptions.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_MOVE_OPTIONS_H__
diff --git a/app/tools/gimpmovetool.c b/app/tools/gimpmovetool.c
index b5524eb561..21023b0f24 100644
--- a/app/tools/gimpmovetool.c
+++ b/app/tools/gimpmovetool.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/tools/gimpmovetool.h b/app/tools/gimpmovetool.h
index 78e7bc570f..eb2a5a3b5b 100644
--- a/app/tools/gimpmovetool.h
+++ b/app/tools/gimpmovetool.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_MOVE_TOOL_H__
diff --git a/app/tools/gimpmybrushoptions-gui.c b/app/tools/gimpmybrushoptions-gui.c
index 358bd0799b..bc26d072ea 100644
--- a/app/tools/gimpmybrushoptions-gui.c
+++ b/app/tools/gimpmybrushoptions-gui.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/tools/gimpmybrushoptions-gui.h b/app/tools/gimpmybrushoptions-gui.h
index 59618a284d..f6b719587d 100644
--- a/app/tools/gimpmybrushoptions-gui.h
+++ b/app/tools/gimpmybrushoptions-gui.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef  __GIMP_MYBRUSH_OPTIONS_GUI_H__
diff --git a/app/tools/gimpmybrushtool.c b/app/tools/gimpmybrushtool.c
index 5203681ef7..27b5bc4498 100644
--- a/app/tools/gimpmybrushtool.c
+++ b/app/tools/gimpmybrushtool.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/tools/gimpmybrushtool.h b/app/tools/gimpmybrushtool.h
index 544834e241..9b1602480c 100644
--- a/app/tools/gimpmybrushtool.h
+++ b/app/tools/gimpmybrushtool.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef  __GIMP_MYBRUSH_TOOL_H__
diff --git a/app/tools/gimpnpointdeformationoptions.c b/app/tools/gimpnpointdeformationoptions.c
index 356e7d46b9..9098eb0b89 100644
--- a/app/tools/gimpnpointdeformationoptions.c
+++ b/app/tools/gimpnpointdeformationoptions.c
@@ -14,7 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/tools/gimpnpointdeformationoptions.h b/app/tools/gimpnpointdeformationoptions.h
index d5183ed1db..8e559b043d 100644
--- a/app/tools/gimpnpointdeformationoptions.h
+++ b/app/tools/gimpnpointdeformationoptions.h
@@ -14,7 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_N_POINT_DEFORMATION_OPTIONS_H__
diff --git a/app/tools/gimpnpointdeformationtool.c b/app/tools/gimpnpointdeformationtool.c
index f0d2bd803c..c95941ab06 100644
--- a/app/tools/gimpnpointdeformationtool.c
+++ b/app/tools/gimpnpointdeformationtool.c
@@ -14,7 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/tools/gimpnpointdeformationtool.h b/app/tools/gimpnpointdeformationtool.h
index f1e0a68fb9..5f208ba800 100644
--- a/app/tools/gimpnpointdeformationtool.h
+++ b/app/tools/gimpnpointdeformationtool.h
@@ -14,7 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_N_POINT_DEFORMATION_TOOL_H__
diff --git a/app/tools/gimpoperationtool.c b/app/tools/gimpoperationtool.c
index b02627e070..a5ca9f2b15 100644
--- a/app/tools/gimpoperationtool.c
+++ b/app/tools/gimpoperationtool.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/tools/gimpoperationtool.h b/app/tools/gimpoperationtool.h
index dd2b762e63..60dc21cac4 100644
--- a/app/tools/gimpoperationtool.h
+++ b/app/tools/gimpoperationtool.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_OPERATION_TOOL_H__
diff --git a/app/tools/gimppaintbrushtool.c b/app/tools/gimppaintbrushtool.c
index 70131ed265..496c279796 100644
--- a/app/tools/gimppaintbrushtool.c
+++ b/app/tools/gimppaintbrushtool.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/tools/gimppaintbrushtool.h b/app/tools/gimppaintbrushtool.h
index e193564f69..9014b6edbe 100644
--- a/app/tools/gimppaintbrushtool.h
+++ b/app/tools/gimppaintbrushtool.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_PAINTBRUSH_TOOL_H__
diff --git a/app/tools/gimppaintoptions-gui.c b/app/tools/gimppaintoptions-gui.c
index b08e6773ad..b34008dffd 100644
--- a/app/tools/gimppaintoptions-gui.c
+++ b/app/tools/gimppaintoptions-gui.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/tools/gimppaintoptions-gui.h b/app/tools/gimppaintoptions-gui.h
index fd042d475a..57d8af88c7 100644
--- a/app/tools/gimppaintoptions-gui.h
+++ b/app/tools/gimppaintoptions-gui.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_PAINT_OPTIONS_GUI_H__
diff --git a/app/tools/gimppainttool-paint.c b/app/tools/gimppainttool-paint.c
index aec08b86e9..39ce1ec1be 100644
--- a/app/tools/gimppainttool-paint.c
+++ b/app/tools/gimppainttool-paint.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/tools/gimppainttool-paint.h b/app/tools/gimppainttool-paint.h
index 23d13b3451..b3a6b0384a 100644
--- a/app/tools/gimppainttool-paint.h
+++ b/app/tools/gimppainttool-paint.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_PAINT_TOOL_PAINT_H__
diff --git a/app/tools/gimppainttool.c b/app/tools/gimppainttool.c
index 40a2541e68..c40302d485 100644
--- a/app/tools/gimppainttool.c
+++ b/app/tools/gimppainttool.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/tools/gimppainttool.h b/app/tools/gimppainttool.h
index 8b63f8d408..f351d90e05 100644
--- a/app/tools/gimppainttool.h
+++ b/app/tools/gimppainttool.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_PAINT_TOOL_H__
diff --git a/app/tools/gimppenciltool.c b/app/tools/gimppenciltool.c
index 29a18fe483..70dd1ce14d 100644
--- a/app/tools/gimppenciltool.c
+++ b/app/tools/gimppenciltool.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/tools/gimppenciltool.h b/app/tools/gimppenciltool.h
index 048f11e4a5..2e9b3166ba 100644
--- a/app/tools/gimppenciltool.h
+++ b/app/tools/gimppenciltool.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_PENCIL_TOOL_H__
diff --git a/app/tools/gimpperspectiveclonetool.c b/app/tools/gimpperspectiveclonetool.c
index dfb9d5aea5..f99223e7db 100644
--- a/app/tools/gimpperspectiveclonetool.c
+++ b/app/tools/gimpperspectiveclonetool.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/tools/gimpperspectiveclonetool.h b/app/tools/gimpperspectiveclonetool.h
index 4798134f36..8ab7015ed8 100644
--- a/app/tools/gimpperspectiveclonetool.h
+++ b/app/tools/gimpperspectiveclonetool.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_PERSPECTIVE_CLONE_TOOL_H__
diff --git a/app/tools/gimpperspectivetool.c b/app/tools/gimpperspectivetool.c
index f595dc1d60..f3bb64f6d4 100644
--- a/app/tools/gimpperspectivetool.c
+++ b/app/tools/gimpperspectivetool.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/tools/gimpperspectivetool.h b/app/tools/gimpperspectivetool.h
index bfad7b307a..b037747039 100644
--- a/app/tools/gimpperspectivetool.h
+++ b/app/tools/gimpperspectivetool.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_PERSPECTIVE_TOOL_H__
diff --git a/app/tools/gimprectangleoptions.c b/app/tools/gimprectangleoptions.c
index e3dda90175..2057514ae7 100644
--- a/app/tools/gimprectangleoptions.c
+++ b/app/tools/gimprectangleoptions.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/tools/gimprectangleoptions.h b/app/tools/gimprectangleoptions.h
index 73c1958e1a..e3d011c4b0 100644
--- a/app/tools/gimprectangleoptions.h
+++ b/app/tools/gimprectangleoptions.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_RECTANGLE_OPTIONS_H__
diff --git a/app/tools/gimprectangleselectoptions.c b/app/tools/gimprectangleselectoptions.c
index 3c6c33df9e..cdb88b415f 100644
--- a/app/tools/gimprectangleselectoptions.c
+++ b/app/tools/gimprectangleselectoptions.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/tools/gimprectangleselectoptions.h b/app/tools/gimprectangleselectoptions.h
index 31777fccd7..cf56f8ff1a 100644
--- a/app/tools/gimprectangleselectoptions.h
+++ b/app/tools/gimprectangleselectoptions.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_RECTANGLE_SELECT_OPTIONS_H__
diff --git a/app/tools/gimprectangleselecttool.c b/app/tools/gimprectangleselecttool.c
index 5d4934bf7b..5f9e2757da 100644
--- a/app/tools/gimprectangleselecttool.c
+++ b/app/tools/gimprectangleselecttool.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/tools/gimprectangleselecttool.h b/app/tools/gimprectangleselecttool.h
index 7d41bf2477..eb4d9c3aab 100644
--- a/app/tools/gimprectangleselecttool.h
+++ b/app/tools/gimprectangleselecttool.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef  __GIMP_RECTANGLE_SELECT_TOOL_H__
diff --git a/app/tools/gimpregionselectoptions.c b/app/tools/gimpregionselectoptions.c
index c6e3e2df01..351c08ff75 100644
--- a/app/tools/gimpregionselectoptions.c
+++ b/app/tools/gimpregionselectoptions.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/tools/gimpregionselectoptions.h b/app/tools/gimpregionselectoptions.h
index d683534885..24b8b42acb 100644
--- a/app/tools/gimpregionselectoptions.h
+++ b/app/tools/gimpregionselectoptions.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_REGION_SELECT_OPTIONS_H__
diff --git a/app/tools/gimpregionselecttool.c b/app/tools/gimpregionselecttool.c
index f1604a8660..23c7a61071 100644
--- a/app/tools/gimpregionselecttool.c
+++ b/app/tools/gimpregionselecttool.c
@@ -14,7 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/tools/gimpregionselecttool.h b/app/tools/gimpregionselecttool.h
index a95ddebf46..63c2551720 100644
--- a/app/tools/gimpregionselecttool.h
+++ b/app/tools/gimpregionselecttool.h
@@ -14,7 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_REGION_SELECT_TOOL_H__
diff --git a/app/tools/gimprotatetool.c b/app/tools/gimprotatetool.c
index d57a90b284..cd5fe2b84f 100644
--- a/app/tools/gimprotatetool.c
+++ b/app/tools/gimprotatetool.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/tools/gimprotatetool.h b/app/tools/gimprotatetool.h
index 290c4302f7..f8a68eda71 100644
--- a/app/tools/gimprotatetool.h
+++ b/app/tools/gimprotatetool.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_ROTATE_TOOL_H__
diff --git a/app/tools/gimpsamplepointtool.c b/app/tools/gimpsamplepointtool.c
index 1175c439fd..ad98679f35 100644
--- a/app/tools/gimpsamplepointtool.c
+++ b/app/tools/gimpsamplepointtool.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/tools/gimpsamplepointtool.h b/app/tools/gimpsamplepointtool.h
index 5fb361b636..1e5a3b2109 100644
--- a/app/tools/gimpsamplepointtool.h
+++ b/app/tools/gimpsamplepointtool.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_SAMPLE_POINT_TOOL_H__
diff --git a/app/tools/gimpscaletool.c b/app/tools/gimpscaletool.c
index 19c46cce86..a3848e0965 100644
--- a/app/tools/gimpscaletool.c
+++ b/app/tools/gimpscaletool.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/tools/gimpscaletool.h b/app/tools/gimpscaletool.h
index 5e6e3d3ae8..e3c4b194e0 100644
--- a/app/tools/gimpscaletool.h
+++ b/app/tools/gimpscaletool.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_SCALE_TOOL_H__
diff --git a/app/tools/gimpseamlesscloneoptions.c b/app/tools/gimpseamlesscloneoptions.c
index cfa4d51894..cb2c557b65 100644
--- a/app/tools/gimpseamlesscloneoptions.c
+++ b/app/tools/gimpseamlesscloneoptions.c
@@ -14,7 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/tools/gimpseamlesscloneoptions.h b/app/tools/gimpseamlesscloneoptions.h
index 55600fe959..872aa5d802 100644
--- a/app/tools/gimpseamlesscloneoptions.h
+++ b/app/tools/gimpseamlesscloneoptions.h
@@ -14,7 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_SEAMLESS_CLONE_OPTIONS_H__
diff --git a/app/tools/gimpseamlessclonetool.c b/app/tools/gimpseamlessclonetool.c
index 2f78959277..2444026c41 100644
--- a/app/tools/gimpseamlessclonetool.c
+++ b/app/tools/gimpseamlessclonetool.c
@@ -14,7 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/tools/gimpseamlessclonetool.h b/app/tools/gimpseamlessclonetool.h
index 4e3d825449..d2c85a36d5 100644
--- a/app/tools/gimpseamlessclonetool.h
+++ b/app/tools/gimpseamlessclonetool.h
@@ -14,7 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_SEAMLESS_CLONE_TOOL_H__
diff --git a/app/tools/gimpselectionoptions.c b/app/tools/gimpselectionoptions.c
index 37427b32d9..1fb932e9a5 100644
--- a/app/tools/gimpselectionoptions.c
+++ b/app/tools/gimpselectionoptions.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/tools/gimpselectionoptions.h b/app/tools/gimpselectionoptions.h
index 0af9f966db..db3958fd33 100644
--- a/app/tools/gimpselectionoptions.h
+++ b/app/tools/gimpselectionoptions.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_SELECTION_OPTIONS_H__
diff --git a/app/tools/gimpselectiontool.c b/app/tools/gimpselectiontool.c
index 7a121a0b92..129a1f9d2f 100644
--- a/app/tools/gimpselectiontool.c
+++ b/app/tools/gimpselectiontool.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/tools/gimpselectiontool.h b/app/tools/gimpselectiontool.h
index c6eee635f1..6ff3591866 100644
--- a/app/tools/gimpselectiontool.h
+++ b/app/tools/gimpselectiontool.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_SELECTION_TOOL_H__
diff --git a/app/tools/gimpsheartool.c b/app/tools/gimpsheartool.c
index 86e85bcb9f..26fe978df0 100644
--- a/app/tools/gimpsheartool.c
+++ b/app/tools/gimpsheartool.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/tools/gimpsheartool.h b/app/tools/gimpsheartool.h
index a26a4a0b83..0ab6d25271 100644
--- a/app/tools/gimpsheartool.h
+++ b/app/tools/gimpsheartool.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_SHEAR_TOOL_H__
diff --git a/app/tools/gimpsmudgetool.c b/app/tools/gimpsmudgetool.c
index 6637c7e10b..c05d47daeb 100644
--- a/app/tools/gimpsmudgetool.c
+++ b/app/tools/gimpsmudgetool.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/tools/gimpsmudgetool.h b/app/tools/gimpsmudgetool.h
index ca527550ac..ab5f9778a4 100644
--- a/app/tools/gimpsmudgetool.h
+++ b/app/tools/gimpsmudgetool.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_SMUDGE_TOOL_H__
diff --git a/app/tools/gimpsourcetool.c b/app/tools/gimpsourcetool.c
index ca60f9495a..5ad8cc53f4 100644
--- a/app/tools/gimpsourcetool.c
+++ b/app/tools/gimpsourcetool.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/tools/gimpsourcetool.h b/app/tools/gimpsourcetool.h
index 0b98d4360d..d82eae3b82 100644
--- a/app/tools/gimpsourcetool.h
+++ b/app/tools/gimpsourcetool.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_SOURCE_TOOL_H__
diff --git a/app/tools/gimptextoptions.c b/app/tools/gimptextoptions.c
index 2d76971187..d9019880dc 100644
--- a/app/tools/gimptextoptions.c
+++ b/app/tools/gimptextoptions.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/tools/gimptextoptions.h b/app/tools/gimptextoptions.h
index a1f7e2f555..d80c21f5f8 100644
--- a/app/tools/gimptextoptions.h
+++ b/app/tools/gimptextoptions.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_TEXT_OPTIONS_H__
diff --git a/app/tools/gimptexttool-editor.c b/app/tools/gimptexttool-editor.c
index 4c136d62b3..fa61e1520a 100644
--- a/app/tools/gimptexttool-editor.c
+++ b/app/tools/gimptexttool-editor.c
@@ -17,7 +17,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/tools/gimptexttool-editor.h b/app/tools/gimptexttool-editor.h
index 5cdf9db946..e8e7d7da0b 100644
--- a/app/tools/gimptexttool-editor.h
+++ b/app/tools/gimptexttool-editor.h
@@ -17,7 +17,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_TEXT_TOOL_EDITOR_H__
diff --git a/app/tools/gimptexttool.c b/app/tools/gimptexttool.c
index 7b272e8d2e..d474a69f3b 100644
--- a/app/tools/gimptexttool.c
+++ b/app/tools/gimptexttool.c
@@ -17,7 +17,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/tools/gimptexttool.h b/app/tools/gimptexttool.h
index 413114c5d7..d382ab9b6a 100644
--- a/app/tools/gimptexttool.h
+++ b/app/tools/gimptexttool.h
@@ -17,7 +17,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_TEXT_TOOL_H__
diff --git a/app/tools/gimpthresholdtool.c b/app/tools/gimpthresholdtool.c
index 62c34b8ca6..3b21d72ea3 100644
--- a/app/tools/gimpthresholdtool.c
+++ b/app/tools/gimpthresholdtool.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/tools/gimpthresholdtool.h b/app/tools/gimpthresholdtool.h
index 9966656a46..95f80ebc45 100644
--- a/app/tools/gimpthresholdtool.h
+++ b/app/tools/gimpthresholdtool.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_THRESHOLD_TOOL_H__
diff --git a/app/tools/gimptilehandleriscissors.c b/app/tools/gimptilehandleriscissors.c
index 5c2cd69eb3..63e434a551 100644
--- a/app/tools/gimptilehandleriscissors.c
+++ b/app/tools/gimptilehandleriscissors.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/tools/gimptilehandleriscissors.h b/app/tools/gimptilehandleriscissors.h
index ce6dc3f844..a2c1916708 100644
--- a/app/tools/gimptilehandleriscissors.h
+++ b/app/tools/gimptilehandleriscissors.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_TILE_HANDLER_ISCISSORS_H__
diff --git a/app/tools/gimptool-progress.c b/app/tools/gimptool-progress.c
index fca5e73b99..8e2be4d3f4 100644
--- a/app/tools/gimptool-progress.c
+++ b/app/tools/gimptool-progress.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/tools/gimptool-progress.h b/app/tools/gimptool-progress.h
index 28992533ee..7a34db6b39 100644
--- a/app/tools/gimptool-progress.h
+++ b/app/tools/gimptool-progress.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_TOOL_PROGRESS_H__
diff --git a/app/tools/gimptool.c b/app/tools/gimptool.c
index 0d177cdb0b..52370cdfd3 100644
--- a/app/tools/gimptool.c
+++ b/app/tools/gimptool.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/tools/gimptool.h b/app/tools/gimptool.h
index b646aa54cf..f869e7babd 100644
--- a/app/tools/gimptool.h
+++ b/app/tools/gimptool.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_TOOL_H__
diff --git a/app/tools/gimptoolcontrol.c b/app/tools/gimptoolcontrol.c
index e93784eb64..74c4311a54 100644
--- a/app/tools/gimptoolcontrol.c
+++ b/app/tools/gimptoolcontrol.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/tools/gimptoolcontrol.h b/app/tools/gimptoolcontrol.h
index 8d3f6aa9fc..f50e8a700b 100644
--- a/app/tools/gimptoolcontrol.h
+++ b/app/tools/gimptoolcontrol.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_TOOL_CONTROL_H__
diff --git a/app/tools/gimptooloptions-gui.c b/app/tools/gimptooloptions-gui.c
index f4d8047d3e..3776cf22c1 100644
--- a/app/tools/gimptooloptions-gui.c
+++ b/app/tools/gimptooloptions-gui.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/tools/gimptooloptions-gui.h b/app/tools/gimptooloptions-gui.h
index 1ed1bcbb72..0867c28444 100644
--- a/app/tools/gimptooloptions-gui.h
+++ b/app/tools/gimptooloptions-gui.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_TOOL_OPTIONS_GUI_H__
diff --git a/app/tools/gimptransformgridoptions.c b/app/tools/gimptransformgridoptions.c
index 4e1802662d..bbf8cafde6 100644
--- a/app/tools/gimptransformgridoptions.c
+++ b/app/tools/gimptransformgridoptions.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/tools/gimptransformgridoptions.h b/app/tools/gimptransformgridoptions.h
index 94664d349b..dc959e5998 100644
--- a/app/tools/gimptransformgridoptions.h
+++ b/app/tools/gimptransformgridoptions.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_TRANSFORM_GRID_OPTIONS_H__
diff --git a/app/tools/gimptransformgridtool.c b/app/tools/gimptransformgridtool.c
index 10d5178124..4396625d91 100644
--- a/app/tools/gimptransformgridtool.c
+++ b/app/tools/gimptransformgridtool.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/tools/gimptransformgridtool.h b/app/tools/gimptransformgridtool.h
index eed9c0cf48..f946ddb9c6 100644
--- a/app/tools/gimptransformgridtool.h
+++ b/app/tools/gimptransformgridtool.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_TRANSFORM_GRID_TOOL_H__
diff --git a/app/tools/gimptransformgridtoolundo.c b/app/tools/gimptransformgridtoolundo.c
index 3c9490c889..b60aecd9cb 100644
--- a/app/tools/gimptransformgridtoolundo.c
+++ b/app/tools/gimptransformgridtoolundo.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/tools/gimptransformgridtoolundo.h b/app/tools/gimptransformgridtoolundo.h
index d4fd99ab79..8252de4a41 100644
--- a/app/tools/gimptransformgridtoolundo.h
+++ b/app/tools/gimptransformgridtoolundo.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_TRANSFORM_GRID_TOOL_UNDO_H__
diff --git a/app/tools/gimptransformoptions.c b/app/tools/gimptransformoptions.c
index a0366ee2f3..4342318707 100644
--- a/app/tools/gimptransformoptions.c
+++ b/app/tools/gimptransformoptions.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/tools/gimptransformoptions.h b/app/tools/gimptransformoptions.h
index 86cbdff396..621087ed1b 100644
--- a/app/tools/gimptransformoptions.h
+++ b/app/tools/gimptransformoptions.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_TRANSFORM_OPTIONS_H__
diff --git a/app/tools/gimptransformtool.c b/app/tools/gimptransformtool.c
index 536d86e1ce..6930204762 100644
--- a/app/tools/gimptransformtool.c
+++ b/app/tools/gimptransformtool.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/tools/gimptransformtool.h b/app/tools/gimptransformtool.h
index 7eeba8247b..04664df164 100644
--- a/app/tools/gimptransformtool.h
+++ b/app/tools/gimptransformtool.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_TRANSFORM_TOOL_H__
diff --git a/app/tools/gimpunifiedtransformtool.c b/app/tools/gimpunifiedtransformtool.c
index 90256e6acf..a261b2145c 100644
--- a/app/tools/gimpunifiedtransformtool.c
+++ b/app/tools/gimpunifiedtransformtool.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/tools/gimpunifiedtransformtool.h b/app/tools/gimpunifiedtransformtool.h
index 36c0f8c74a..923f93308c 100644
--- a/app/tools/gimpunifiedtransformtool.h
+++ b/app/tools/gimpunifiedtransformtool.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_UNIFIED_TRANSFORM_TOOL_H__
diff --git a/app/tools/gimpvectoroptions.c b/app/tools/gimpvectoroptions.c
index 123328a8c4..c6abb2c27e 100644
--- a/app/tools/gimpvectoroptions.c
+++ b/app/tools/gimpvectoroptions.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/tools/gimpvectoroptions.h b/app/tools/gimpvectoroptions.h
index 9c2e8ddfea..e13e8f3207 100644
--- a/app/tools/gimpvectoroptions.h
+++ b/app/tools/gimpvectoroptions.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_VECTOR_OPTIONS_H__
diff --git a/app/tools/gimpvectortool.c b/app/tools/gimpvectortool.c
index 458d7ac668..3040a2a25a 100644
--- a/app/tools/gimpvectortool.c
+++ b/app/tools/gimpvectortool.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/tools/gimpvectortool.h b/app/tools/gimpvectortool.h
index 4def060ea1..686ad88e8b 100644
--- a/app/tools/gimpvectortool.h
+++ b/app/tools/gimpvectortool.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_VECTOR_TOOL_H__
diff --git a/app/tools/gimpwarpoptions.c b/app/tools/gimpwarpoptions.c
index 9230c3db35..4abdd43169 100644
--- a/app/tools/gimpwarpoptions.c
+++ b/app/tools/gimpwarpoptions.c
@@ -14,7 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/tools/gimpwarpoptions.h b/app/tools/gimpwarpoptions.h
index af9ad4aa48..7f14e676b6 100644
--- a/app/tools/gimpwarpoptions.h
+++ b/app/tools/gimpwarpoptions.h
@@ -14,7 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_WARP_OPTIONS_H__
diff --git a/app/tools/gimpwarptool.c b/app/tools/gimpwarptool.c
index 8e7ec36cf0..6e88ebce23 100644
--- a/app/tools/gimpwarptool.c
+++ b/app/tools/gimpwarptool.c
@@ -14,7 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/tools/gimpwarptool.h b/app/tools/gimpwarptool.h
index 932f43a8c2..4cf4031c61 100644
--- a/app/tools/gimpwarptool.h
+++ b/app/tools/gimpwarptool.h
@@ -14,7 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_WARP_TOOL_H__
diff --git a/app/tools/tool_manager.c b/app/tools/tool_manager.c
index cd0baf62bb..c74652d2ab 100644
--- a/app/tools/tool_manager.c
+++ b/app/tools/tool_manager.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/tools/tool_manager.h b/app/tools/tool_manager.h
index 30fda7414f..2f406a1d08 100644
--- a/app/tools/tool_manager.h
+++ b/app/tools/tool_manager.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __TOOL_MANAGER_H__
diff --git a/app/tools/tools-enums.h b/app/tools/tools-enums.h
index 3513dc1ff8..986466278f 100644
--- a/app/tools/tools-enums.h
+++ b/app/tools/tools-enums.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __TOOLS_ENUMS_H__
diff --git a/app/tools/tools-types.h b/app/tools/tools-types.h
index aa9624afcb..0e32b4b7a3 100644
--- a/app/tools/tools-types.h
+++ b/app/tools/tools-types.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __TOOLS_TYPES_H__
diff --git a/app/unique.c b/app/unique.c
index 8e0f477fe5..069ee127d4 100644
--- a/app/unique.c
+++ b/app/unique.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/unique.h b/app/unique.h
index b1559d4a23..6b24ea88f8 100644
--- a/app/unique.h
+++ b/app/unique.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __UNIQUE_H__
diff --git a/app/vectors/gimpanchor.c b/app/vectors/gimpanchor.c
index 717c4d0476..f5085cdb60 100644
--- a/app/vectors/gimpanchor.c
+++ b/app/vectors/gimpanchor.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/vectors/gimpanchor.h b/app/vectors/gimpanchor.h
index 633e02650f..75203a4430 100644
--- a/app/vectors/gimpanchor.h
+++ b/app/vectors/gimpanchor.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_ANCHOR_H__
diff --git a/app/vectors/gimpbezierstroke.c b/app/vectors/gimpbezierstroke.c
index 9adcb1592c..df4f88ca97 100644
--- a/app/vectors/gimpbezierstroke.c
+++ b/app/vectors/gimpbezierstroke.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/vectors/gimpbezierstroke.h b/app/vectors/gimpbezierstroke.h
index c6b607c814..2fe6b9882f 100644
--- a/app/vectors/gimpbezierstroke.h
+++ b/app/vectors/gimpbezierstroke.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_BEZIER_STROKE_H__
diff --git a/app/vectors/gimpstroke-new.c b/app/vectors/gimpstroke-new.c
index 84265d1d1c..daba683151 100644
--- a/app/vectors/gimpstroke-new.c
+++ b/app/vectors/gimpstroke-new.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/vectors/gimpstroke-new.h b/app/vectors/gimpstroke-new.h
index 705217f891..5365cc5b84 100644
--- a/app/vectors/gimpstroke-new.h
+++ b/app/vectors/gimpstroke-new.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_VECTORS_NEW_H__
diff --git a/app/vectors/gimpstroke.c b/app/vectors/gimpstroke.c
index b5a65543de..13db273440 100644
--- a/app/vectors/gimpstroke.c
+++ b/app/vectors/gimpstroke.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/vectors/gimpstroke.h b/app/vectors/gimpstroke.h
index be29c454ea..f44b9ab9cc 100644
--- a/app/vectors/gimpstroke.h
+++ b/app/vectors/gimpstroke.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_STROKE_H__
diff --git a/app/vectors/gimpvectors-compat.c b/app/vectors/gimpvectors-compat.c
index e4ef13e142..5416d00a53 100644
--- a/app/vectors/gimpvectors-compat.c
+++ b/app/vectors/gimpvectors-compat.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/vectors/gimpvectors-compat.h b/app/vectors/gimpvectors-compat.h
index e4306fadb0..561043a123 100644
--- a/app/vectors/gimpvectors-compat.h
+++ b/app/vectors/gimpvectors-compat.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_VECTORS_COMPAT_H__
diff --git a/app/vectors/gimpvectors-export.c b/app/vectors/gimpvectors-export.c
index 3cc5f6846a..89e929c8e4 100644
--- a/app/vectors/gimpvectors-export.c
+++ b/app/vectors/gimpvectors-export.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/vectors/gimpvectors-export.h b/app/vectors/gimpvectors-export.h
index 5d917d4220..d61eae2c86 100644
--- a/app/vectors/gimpvectors-export.h
+++ b/app/vectors/gimpvectors-export.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_VECTORS_EXPORT_H__
diff --git a/app/vectors/gimpvectors-import.c b/app/vectors/gimpvectors-import.c
index ccf3d02c0e..62c0cb277c 100644
--- a/app/vectors/gimpvectors-import.c
+++ b/app/vectors/gimpvectors-import.c
@@ -25,7 +25,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/vectors/gimpvectors-import.h b/app/vectors/gimpvectors-import.h
index b6475e6acb..1d7f8a6f82 100644
--- a/app/vectors/gimpvectors-import.h
+++ b/app/vectors/gimpvectors-import.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_VECTORS_IMPORT_H__
diff --git a/app/vectors/gimpvectors-preview.c b/app/vectors/gimpvectors-preview.c
index 7e86775729..988148a8a0 100644
--- a/app/vectors/gimpvectors-preview.c
+++ b/app/vectors/gimpvectors-preview.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/vectors/gimpvectors-preview.h b/app/vectors/gimpvectors-preview.h
index 959fd3fd54..f934d8ee8e 100644
--- a/app/vectors/gimpvectors-preview.h
+++ b/app/vectors/gimpvectors-preview.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_VECTORS_PREVIEW_H__
diff --git a/app/vectors/gimpvectors-warp.c b/app/vectors/gimpvectors-warp.c
index 33e9c1ec74..aeb8decb0f 100644
--- a/app/vectors/gimpvectors-warp.c
+++ b/app/vectors/gimpvectors-warp.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/vectors/gimpvectors-warp.h b/app/vectors/gimpvectors-warp.h
index 174a274e80..12b899326e 100644
--- a/app/vectors/gimpvectors-warp.h
+++ b/app/vectors/gimpvectors-warp.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_VECTORS_WARP_H__
diff --git a/app/vectors/gimpvectors.c b/app/vectors/gimpvectors.c
index 0520719a08..e9fe9d25ae 100644
--- a/app/vectors/gimpvectors.c
+++ b/app/vectors/gimpvectors.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/vectors/gimpvectors.h b/app/vectors/gimpvectors.h
index 5c4b413964..a0d8a64464 100644
--- a/app/vectors/gimpvectors.h
+++ b/app/vectors/gimpvectors.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_VECTORS_H__
diff --git a/app/vectors/gimpvectorsmodundo.c b/app/vectors/gimpvectorsmodundo.c
index 571937f3c6..b681ba91a0 100644
--- a/app/vectors/gimpvectorsmodundo.c
+++ b/app/vectors/gimpvectorsmodundo.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/vectors/gimpvectorsmodundo.h b/app/vectors/gimpvectorsmodundo.h
index 53013e8a2a..e63a0efc51 100644
--- a/app/vectors/gimpvectorsmodundo.h
+++ b/app/vectors/gimpvectorsmodundo.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_VECTORS_MOD_UNDO_H__
diff --git a/app/vectors/gimpvectorspropundo.c b/app/vectors/gimpvectorspropundo.c
index 14fe556196..1a093df783 100644
--- a/app/vectors/gimpvectorspropundo.c
+++ b/app/vectors/gimpvectorspropundo.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/vectors/gimpvectorspropundo.h b/app/vectors/gimpvectorspropundo.h
index 8723bb9230..8909226835 100644
--- a/app/vectors/gimpvectorspropundo.h
+++ b/app/vectors/gimpvectorspropundo.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_VECTORS_PROP_UNDO_H__
diff --git a/app/vectors/gimpvectorsundo.c b/app/vectors/gimpvectorsundo.c
index e1399aefe3..646869fdba 100644
--- a/app/vectors/gimpvectorsundo.c
+++ b/app/vectors/gimpvectorsundo.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/vectors/gimpvectorsundo.h b/app/vectors/gimpvectorsundo.h
index 0aa5ca95e7..9b5434669b 100644
--- a/app/vectors/gimpvectorsundo.h
+++ b/app/vectors/gimpvectorsundo.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_VECTORS_UNDO_H__
diff --git a/app/vectors/vectors-enums.h b/app/vectors/vectors-enums.h
index 845e70311a..c0c603b1ea 100644
--- a/app/vectors/vectors-enums.h
+++ b/app/vectors/vectors-enums.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __VECTORS_ENUMS_H__
diff --git a/app/vectors/vectors-types.h b/app/vectors/vectors-types.h
index 347a7e6cf5..7c0d2d381a 100644
--- a/app/vectors/vectors-types.h
+++ b/app/vectors/vectors-types.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __VECTORS_TYPES_H__
diff --git a/app/widgets/gimpaction-history.c b/app/widgets/gimpaction-history.c
index d693917386..6a41605e81 100644
--- a/app/widgets/gimpaction-history.c
+++ b/app/widgets/gimpaction-history.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimpaction-history.h b/app/widgets/gimpaction-history.h
index 26ca1a9ee9..5b76eb7954 100644
--- a/app/widgets/gimpaction-history.h
+++ b/app/widgets/gimpaction-history.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_ACTION_HISTORY_H__
diff --git a/app/widgets/gimpaction.c b/app/widgets/gimpaction.c
index 86b81d909b..969c68d8f4 100644
--- a/app/widgets/gimpaction.c
+++ b/app/widgets/gimpaction.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimpaction.h b/app/widgets/gimpaction.h
index 1de493044c..8df06e047e 100644
--- a/app/widgets/gimpaction.h
+++ b/app/widgets/gimpaction.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_ACTION_H__
diff --git a/app/widgets/gimpactioneditor.c b/app/widgets/gimpactioneditor.c
index 8737c9cdaf..903e4a5c1c 100644
--- a/app/widgets/gimpactioneditor.c
+++ b/app/widgets/gimpactioneditor.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimpactioneditor.h b/app/widgets/gimpactioneditor.h
index c78eda97a5..e8aab483e2 100644
--- a/app/widgets/gimpactioneditor.h
+++ b/app/widgets/gimpactioneditor.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_ACTION_EDITOR_H__
diff --git a/app/widgets/gimpactionfactory.c b/app/widgets/gimpactionfactory.c
index 0931c7010b..2512028284 100644
--- a/app/widgets/gimpactionfactory.c
+++ b/app/widgets/gimpactionfactory.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimpactionfactory.h b/app/widgets/gimpactionfactory.h
index 9251141536..fddcfa1250 100644
--- a/app/widgets/gimpactionfactory.h
+++ b/app/widgets/gimpactionfactory.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_ACTION_FACTORY_H__
diff --git a/app/widgets/gimpactiongroup.c b/app/widgets/gimpactiongroup.c
index 27ff5b37bd..b81f73bc23 100644
--- a/app/widgets/gimpactiongroup.c
+++ b/app/widgets/gimpactiongroup.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimpactiongroup.h b/app/widgets/gimpactiongroup.h
index b0c8652017..8b934b1d48 100644
--- a/app/widgets/gimpactiongroup.h
+++ b/app/widgets/gimpactiongroup.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_ACTION_GROUP_H__
diff --git a/app/widgets/gimpactionview.c b/app/widgets/gimpactionview.c
index d63469457f..8ef76e4611 100644
--- a/app/widgets/gimpactionview.c
+++ b/app/widgets/gimpactionview.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimpactionview.h b/app/widgets/gimpactionview.h
index 0bc61f3273..2170bf0dc9 100644
--- a/app/widgets/gimpactionview.h
+++ b/app/widgets/gimpactionview.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_ACTION_VIEW_H__
diff --git a/app/widgets/gimpblobeditor.c b/app/widgets/gimpblobeditor.c
index 129504ad02..d902c061eb 100644
--- a/app/widgets/gimpblobeditor.c
+++ b/app/widgets/gimpblobeditor.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimpblobeditor.h b/app/widgets/gimpblobeditor.h
index 495202e826..46a26506f8 100644
--- a/app/widgets/gimpblobeditor.h
+++ b/app/widgets/gimpblobeditor.h
@@ -14,7 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef  __GIMP_BLOB_EDITOR_H__
diff --git a/app/widgets/gimpbrusheditor.c b/app/widgets/gimpbrusheditor.c
index 8f2aa0e965..4ead9b97c9 100644
--- a/app/widgets/gimpbrusheditor.c
+++ b/app/widgets/gimpbrusheditor.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimpbrusheditor.h b/app/widgets/gimpbrusheditor.h
index 949b2df73e..43a6dfdcc3 100644
--- a/app/widgets/gimpbrusheditor.h
+++ b/app/widgets/gimpbrusheditor.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef  __GIMP_BRUSH_EDITOR_H__
diff --git a/app/widgets/gimpbrushfactoryview.c b/app/widgets/gimpbrushfactoryview.c
index ec63d69c0a..762c90f21e 100644
--- a/app/widgets/gimpbrushfactoryview.c
+++ b/app/widgets/gimpbrushfactoryview.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimpbrushfactoryview.h b/app/widgets/gimpbrushfactoryview.h
index b525fe3fd4..dce4c3c837 100644
--- a/app/widgets/gimpbrushfactoryview.h
+++ b/app/widgets/gimpbrushfactoryview.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_BRUSH_FACTORY_VIEW_H__
diff --git a/app/widgets/gimpbrushselect.c b/app/widgets/gimpbrushselect.c
index f7e954a4db..b87cd323e1 100644
--- a/app/widgets/gimpbrushselect.c
+++ b/app/widgets/gimpbrushselect.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimpbrushselect.h b/app/widgets/gimpbrushselect.h
index 983f72d37e..e09ae8b43f 100644
--- a/app/widgets/gimpbrushselect.h
+++ b/app/widgets/gimpbrushselect.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_BRUSH_SELECT_H__
diff --git a/app/widgets/gimpbuffersourcebox.c b/app/widgets/gimpbuffersourcebox.c
index 056d0684f8..967a009f55 100644
--- a/app/widgets/gimpbuffersourcebox.c
+++ b/app/widgets/gimpbuffersourcebox.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimpbuffersourcebox.h b/app/widgets/gimpbuffersourcebox.h
index d5fa613217..fa769cb6b9 100644
--- a/app/widgets/gimpbuffersourcebox.h
+++ b/app/widgets/gimpbuffersourcebox.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_BUFFER_SOURCE_BOX_H__
diff --git a/app/widgets/gimpbufferview.c b/app/widgets/gimpbufferview.c
index d1bfa76fd4..8600712435 100644
--- a/app/widgets/gimpbufferview.c
+++ b/app/widgets/gimpbufferview.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimpbufferview.h b/app/widgets/gimpbufferview.h
index 5438cacf04..547b7986d2 100644
--- a/app/widgets/gimpbufferview.h
+++ b/app/widgets/gimpbufferview.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_BUFFER_VIEW_H__
diff --git a/app/widgets/gimpcairo-wilber.c b/app/widgets/gimpcairo-wilber.c
index f269e7425e..aea17cb7f7 100644
--- a/app/widgets/gimpcairo-wilber.c
+++ b/app/widgets/gimpcairo-wilber.c
@@ -18,7 +18,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimpcairo-wilber.h b/app/widgets/gimpcairo-wilber.h
index f4804e1823..52873ad334 100644
--- a/app/widgets/gimpcairo-wilber.h
+++ b/app/widgets/gimpcairo-wilber.h
@@ -18,7 +18,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_CAIRO_WILBER_H__
diff --git a/app/widgets/gimpcellrendererbutton.c b/app/widgets/gimpcellrendererbutton.c
index 3bc27160e3..3a91d55939 100644
--- a/app/widgets/gimpcellrendererbutton.c
+++ b/app/widgets/gimpcellrendererbutton.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include <config.h>
diff --git a/app/widgets/gimpcellrendererbutton.h b/app/widgets/gimpcellrendererbutton.h
index 9ce430f5f1..93e9580564 100644
--- a/app/widgets/gimpcellrendererbutton.h
+++ b/app/widgets/gimpcellrendererbutton.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_CELL_RENDERER_BUTTON_H__
diff --git a/app/widgets/gimpcellrendererdashes.c b/app/widgets/gimpcellrendererdashes.c
index cf142f6f12..0ad348ab74 100644
--- a/app/widgets/gimpcellrendererdashes.c
+++ b/app/widgets/gimpcellrendererdashes.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include <config.h>
diff --git a/app/widgets/gimpcellrendererdashes.h b/app/widgets/gimpcellrendererdashes.h
index 062393eddf..5b2ed8da56 100644
--- a/app/widgets/gimpcellrendererdashes.h
+++ b/app/widgets/gimpcellrendererdashes.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_CELL_RENDERER_DASHES_H__
diff --git a/app/widgets/gimpcellrendererviewable.c b/app/widgets/gimpcellrendererviewable.c
index 3dea4dbe95..4872addc36 100644
--- a/app/widgets/gimpcellrendererviewable.c
+++ b/app/widgets/gimpcellrendererviewable.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include <config.h>
diff --git a/app/widgets/gimpcellrendererviewable.h b/app/widgets/gimpcellrendererviewable.h
index 5f435791e4..150596e46e 100644
--- a/app/widgets/gimpcellrendererviewable.h
+++ b/app/widgets/gimpcellrendererviewable.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_CELL_RENDERER_VIEWABLE_H__
diff --git a/app/widgets/gimpchanneltreeview.c b/app/widgets/gimpchanneltreeview.c
index 169e4edbaf..9644d4094f 100644
--- a/app/widgets/gimpchanneltreeview.c
+++ b/app/widgets/gimpchanneltreeview.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimpchanneltreeview.h b/app/widgets/gimpchanneltreeview.h
index 09f0182f0d..a6e6d54874 100644
--- a/app/widgets/gimpchanneltreeview.h
+++ b/app/widgets/gimpchanneltreeview.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_CHANNEL_TREE_VIEW_H__
diff --git a/app/widgets/gimpcircle.c b/app/widgets/gimpcircle.c
index 72b6b34211..dbaecfbeef 100644
--- a/app/widgets/gimpcircle.c
+++ b/app/widgets/gimpcircle.c
@@ -19,7 +19,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimpcircle.h b/app/widgets/gimpcircle.h
index d751e2f258..815358cd38 100644
--- a/app/widgets/gimpcircle.h
+++ b/app/widgets/gimpcircle.h
@@ -19,7 +19,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_CIRCLE_H__
diff --git a/app/widgets/gimpclipboard.c b/app/widgets/gimpclipboard.c
index f03274bc30..75c143d078 100644
--- a/app/widgets/gimpclipboard.c
+++ b/app/widgets/gimpclipboard.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimpclipboard.h b/app/widgets/gimpclipboard.h
index dc2a1f1878..13f60d317d 100644
--- a/app/widgets/gimpclipboard.h
+++ b/app/widgets/gimpclipboard.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_CLIPBOARD_H__
diff --git a/app/widgets/gimpcolorbar.c b/app/widgets/gimpcolorbar.c
index 46cf103679..d33119730e 100644
--- a/app/widgets/gimpcolorbar.c
+++ b/app/widgets/gimpcolorbar.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimpcolorbar.h b/app/widgets/gimpcolorbar.h
index 766433bbd4..eb5e734676 100644
--- a/app/widgets/gimpcolorbar.h
+++ b/app/widgets/gimpcolorbar.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_COLOR_BAR_H__
diff --git a/app/widgets/gimpcolordialog.c b/app/widgets/gimpcolordialog.c
index a99e399b6d..01f6c3fda5 100644
--- a/app/widgets/gimpcolordialog.c
+++ b/app/widgets/gimpcolordialog.c
@@ -14,7 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimpcolordialog.h b/app/widgets/gimpcolordialog.h
index 2fcecb160b..a60c010056 100644
--- a/app/widgets/gimpcolordialog.h
+++ b/app/widgets/gimpcolordialog.h
@@ -14,7 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_COLOR_DIALOG_H__
diff --git a/app/widgets/gimpcolordisplayeditor.c b/app/widgets/gimpcolordisplayeditor.c
index 04823db248..f37dbd75ae 100644
--- a/app/widgets/gimpcolordisplayeditor.c
+++ b/app/widgets/gimpcolordisplayeditor.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimpcolordisplayeditor.h b/app/widgets/gimpcolordisplayeditor.h
index 63a9805e8f..cd84fd9bcf 100644
--- a/app/widgets/gimpcolordisplayeditor.h
+++ b/app/widgets/gimpcolordisplayeditor.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_COLOR_DISPLAY_EDITOR_H__
diff --git a/app/widgets/gimpcoloreditor.c b/app/widgets/gimpcoloreditor.c
index fbcda7e3b2..81e105f768 100644
--- a/app/widgets/gimpcoloreditor.c
+++ b/app/widgets/gimpcoloreditor.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimpcoloreditor.h b/app/widgets/gimpcoloreditor.h
index 1a99b2e94b..ec37cfc321 100644
--- a/app/widgets/gimpcoloreditor.h
+++ b/app/widgets/gimpcoloreditor.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_COLOR_EDITOR_H__
diff --git a/app/widgets/gimpcolorframe.c b/app/widgets/gimpcolorframe.c
index f7bfedc566..26dda4583b 100644
--- a/app/widgets/gimpcolorframe.c
+++ b/app/widgets/gimpcolorframe.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimpcolorframe.h b/app/widgets/gimpcolorframe.h
index 8b3dc29301..6b409b7435 100644
--- a/app/widgets/gimpcolorframe.h
+++ b/app/widgets/gimpcolorframe.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_COLOR_FRAME_H__
diff --git a/app/widgets/gimpcolorhistory.c b/app/widgets/gimpcolorhistory.c
index 844b8535b8..eb0ce4e119 100644
--- a/app/widgets/gimpcolorhistory.c
+++ b/app/widgets/gimpcolorhistory.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimpcolorhistory.h b/app/widgets/gimpcolorhistory.h
index 130e00f1b5..cc975c92dd 100644
--- a/app/widgets/gimpcolorhistory.h
+++ b/app/widgets/gimpcolorhistory.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_COLOR_HISTORY_H__
diff --git a/app/widgets/gimpcolormapeditor.c b/app/widgets/gimpcolormapeditor.c
index a8c818ebf2..a4ace88345 100644
--- a/app/widgets/gimpcolormapeditor.c
+++ b/app/widgets/gimpcolormapeditor.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimpcolormapeditor.h b/app/widgets/gimpcolormapeditor.h
index 0a010e1aa0..fd539dab65 100644
--- a/app/widgets/gimpcolormapeditor.h
+++ b/app/widgets/gimpcolormapeditor.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_COLORMAP_EDITOR_H__
diff --git a/app/widgets/gimpcolorpanel.c b/app/widgets/gimpcolorpanel.c
index 9a124aa740..2cc6c27605 100644
--- a/app/widgets/gimpcolorpanel.c
+++ b/app/widgets/gimpcolorpanel.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimpcolorpanel.h b/app/widgets/gimpcolorpanel.h
index 4e07ab95e3..a5a2e102e5 100644
--- a/app/widgets/gimpcolorpanel.h
+++ b/app/widgets/gimpcolorpanel.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_COLOR_PANEL_H__
diff --git a/app/widgets/gimpcolorselectorpalette.c b/app/widgets/gimpcolorselectorpalette.c
index 3fec4988ad..08db0cad88 100644
--- a/app/widgets/gimpcolorselectorpalette.c
+++ b/app/widgets/gimpcolorselectorpalette.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimpcolorselectorpalette.h b/app/widgets/gimpcolorselectorpalette.h
index d93ebe3e0b..fc4268e3e8 100644
--- a/app/widgets/gimpcolorselectorpalette.h
+++ b/app/widgets/gimpcolorselectorpalette.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_COLOR_SELECTOR_PALETTE_H__
diff --git a/app/widgets/gimpcombotagentry.c b/app/widgets/gimpcombotagentry.c
index 57a9bffeda..59e3ea2fc2 100644
--- a/app/widgets/gimpcombotagentry.c
+++ b/app/widgets/gimpcombotagentry.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimpcombotagentry.h b/app/widgets/gimpcombotagentry.h
index 447445d688..0e625de8a8 100644
--- a/app/widgets/gimpcombotagentry.h
+++ b/app/widgets/gimpcombotagentry.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_COMBO_TAG_ENTRY_H__
diff --git a/app/widgets/gimpcomponenteditor.c b/app/widgets/gimpcomponenteditor.c
index d14a96219f..08916b6bfc 100644
--- a/app/widgets/gimpcomponenteditor.c
+++ b/app/widgets/gimpcomponenteditor.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimpcomponenteditor.h b/app/widgets/gimpcomponenteditor.h
index a0e8830dbe..717e8cb79e 100644
--- a/app/widgets/gimpcomponenteditor.h
+++ b/app/widgets/gimpcomponenteditor.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_COMPONENT_EDITOR_H__
diff --git a/app/widgets/gimpcontainerbox.c b/app/widgets/gimpcontainerbox.c
index d1faeeee53..fc19fda605 100644
--- a/app/widgets/gimpcontainerbox.c
+++ b/app/widgets/gimpcontainerbox.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimpcontainerbox.h b/app/widgets/gimpcontainerbox.h
index 3c455ba018..e003efe3a8 100644
--- a/app/widgets/gimpcontainerbox.h
+++ b/app/widgets/gimpcontainerbox.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_CONTAINER_BOX_H__
diff --git a/app/widgets/gimpcontainercombobox.c b/app/widgets/gimpcontainercombobox.c
index 3295b65b3e..87e2af8eac 100644
--- a/app/widgets/gimpcontainercombobox.c
+++ b/app/widgets/gimpcontainercombobox.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimpcontainercombobox.h b/app/widgets/gimpcontainercombobox.h
index 31e9bcdad4..6fbeea1f74 100644
--- a/app/widgets/gimpcontainercombobox.h
+++ b/app/widgets/gimpcontainercombobox.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_CONTAINER_COMBO_BOX_H__
diff --git a/app/widgets/gimpcontainereditor.c b/app/widgets/gimpcontainereditor.c
index 426628ffcc..45848f87b9 100644
--- a/app/widgets/gimpcontainereditor.c
+++ b/app/widgets/gimpcontainereditor.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimpcontainereditor.h b/app/widgets/gimpcontainereditor.h
index f8ddb519e5..728d604e30 100644
--- a/app/widgets/gimpcontainereditor.h
+++ b/app/widgets/gimpcontainereditor.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_CONTAINER_EDITOR_H__
diff --git a/app/widgets/gimpcontainerentry.c b/app/widgets/gimpcontainerentry.c
index 2f4747fb35..a90f2a0495 100644
--- a/app/widgets/gimpcontainerentry.c
+++ b/app/widgets/gimpcontainerentry.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimpcontainerentry.h b/app/widgets/gimpcontainerentry.h
index 13673387de..6705ac2d2b 100644
--- a/app/widgets/gimpcontainerentry.h
+++ b/app/widgets/gimpcontainerentry.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_CONTAINER_ENTRY_H__
diff --git a/app/widgets/gimpcontainericonview.c b/app/widgets/gimpcontainericonview.c
index 6556aeb461..2def8a33bd 100644
--- a/app/widgets/gimpcontainericonview.c
+++ b/app/widgets/gimpcontainericonview.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimpcontainericonview.h b/app/widgets/gimpcontainericonview.h
index aab022b09a..e1ccb8b75d 100644
--- a/app/widgets/gimpcontainericonview.h
+++ b/app/widgets/gimpcontainericonview.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_CONTAINER_ICON_VIEW_H__
diff --git a/app/widgets/gimpcontainerpopup.c b/app/widgets/gimpcontainerpopup.c
index fa1bbc0ab7..22b713a640 100644
--- a/app/widgets/gimpcontainerpopup.c
+++ b/app/widgets/gimpcontainerpopup.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimpcontainerpopup.h b/app/widgets/gimpcontainerpopup.h
index 7f9122136c..7bfbf6985e 100644
--- a/app/widgets/gimpcontainerpopup.h
+++ b/app/widgets/gimpcontainerpopup.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_CONTAINER_POPUP_H__
diff --git a/app/widgets/gimpcontainertreestore.c b/app/widgets/gimpcontainertreestore.c
index 315205aaab..ef20d3a95a 100644
--- a/app/widgets/gimpcontainertreestore.c
+++ b/app/widgets/gimpcontainertreestore.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimpcontainertreestore.h b/app/widgets/gimpcontainertreestore.h
index 8a2c5aae6b..29b6635295 100644
--- a/app/widgets/gimpcontainertreestore.h
+++ b/app/widgets/gimpcontainertreestore.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_CONTAINER_TREE_STORE_H__
diff --git a/app/widgets/gimpcontainertreeview-dnd.c b/app/widgets/gimpcontainertreeview-dnd.c
index a414838561..b0a5e1892e 100644
--- a/app/widgets/gimpcontainertreeview-dnd.c
+++ b/app/widgets/gimpcontainertreeview-dnd.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimpcontainertreeview-dnd.h b/app/widgets/gimpcontainertreeview-dnd.h
index 3d696dace4..13458924c0 100644
--- a/app/widgets/gimpcontainertreeview-dnd.h
+++ b/app/widgets/gimpcontainertreeview-dnd.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_CONTAINER_TREE_VIEW_DND_H__
diff --git a/app/widgets/gimpcontainertreeview-private.h b/app/widgets/gimpcontainertreeview-private.h
index 0046db9205..3765afd96a 100644
--- a/app/widgets/gimpcontainertreeview-private.h
+++ b/app/widgets/gimpcontainertreeview-private.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_CONTAINER_TREE_VIEW_PRIVATE_H__
diff --git a/app/widgets/gimpcontainertreeview.c b/app/widgets/gimpcontainertreeview.c
index 610972e5f6..4b03aafca3 100644
--- a/app/widgets/gimpcontainertreeview.c
+++ b/app/widgets/gimpcontainertreeview.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimpcontainertreeview.h b/app/widgets/gimpcontainertreeview.h
index 5af2d4a8fd..4ed9bc8e76 100644
--- a/app/widgets/gimpcontainertreeview.h
+++ b/app/widgets/gimpcontainertreeview.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_CONTAINER_TREE_VIEW_H__
diff --git a/app/widgets/gimpcontainerview-utils.c b/app/widgets/gimpcontainerview-utils.c
index 4b92d9c987..c20a8acc63 100644
--- a/app/widgets/gimpcontainerview-utils.c
+++ b/app/widgets/gimpcontainerview-utils.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimpcontainerview-utils.h b/app/widgets/gimpcontainerview-utils.h
index 67874e7f0d..b179eefaf8 100644
--- a/app/widgets/gimpcontainerview-utils.h
+++ b/app/widgets/gimpcontainerview-utils.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_CONTAINER_VIEW_UTILS_H__
diff --git a/app/widgets/gimpcontainerview.c b/app/widgets/gimpcontainerview.c
index 68fd3b3fd4..0a9d4eafcc 100644
--- a/app/widgets/gimpcontainerview.c
+++ b/app/widgets/gimpcontainerview.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimpcontainerview.h b/app/widgets/gimpcontainerview.h
index 4bda1902b2..bdf3783fd0 100644
--- a/app/widgets/gimpcontainerview.h
+++ b/app/widgets/gimpcontainerview.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_CONTAINER_VIEW_H__
diff --git a/app/widgets/gimpcontrollereditor.c b/app/widgets/gimpcontrollereditor.c
index f577907280..2b6da6c727 100644
--- a/app/widgets/gimpcontrollereditor.c
+++ b/app/widgets/gimpcontrollereditor.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimpcontrollereditor.h b/app/widgets/gimpcontrollereditor.h
index 8b647440f4..d46aa173d9 100644
--- a/app/widgets/gimpcontrollereditor.h
+++ b/app/widgets/gimpcontrollereditor.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_CONTROLLER_EDITOR_H__
diff --git a/app/widgets/gimpcontrollerinfo.c b/app/widgets/gimpcontrollerinfo.c
index d799be05cd..a67203dbab 100644
--- a/app/widgets/gimpcontrollerinfo.c
+++ b/app/widgets/gimpcontrollerinfo.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimpcontrollerinfo.h b/app/widgets/gimpcontrollerinfo.h
index 15c6a66cf7..b655f47ba9 100644
--- a/app/widgets/gimpcontrollerinfo.h
+++ b/app/widgets/gimpcontrollerinfo.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_CONTROLLER_INFO_H__
diff --git a/app/widgets/gimpcontrollerkeyboard.c b/app/widgets/gimpcontrollerkeyboard.c
index c8c1b46167..f9007a197a 100644
--- a/app/widgets/gimpcontrollerkeyboard.c
+++ b/app/widgets/gimpcontrollerkeyboard.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimpcontrollerkeyboard.h b/app/widgets/gimpcontrollerkeyboard.h
index 6946805ef6..f17d0a13db 100644
--- a/app/widgets/gimpcontrollerkeyboard.h
+++ b/app/widgets/gimpcontrollerkeyboard.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_CONTROLLER_KEYBOARD_H__
diff --git a/app/widgets/gimpcontrollerlist.c b/app/widgets/gimpcontrollerlist.c
index 01bfacbaa7..424a96b7ea 100644
--- a/app/widgets/gimpcontrollerlist.c
+++ b/app/widgets/gimpcontrollerlist.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimpcontrollerlist.h b/app/widgets/gimpcontrollerlist.h
index 7b421640e1..7ba996f268 100644
--- a/app/widgets/gimpcontrollerlist.h
+++ b/app/widgets/gimpcontrollerlist.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_CONTROLLER_LIST_H__
diff --git a/app/widgets/gimpcontrollermouse.c b/app/widgets/gimpcontrollermouse.c
index c0b8c65f48..c5a888c50e 100644
--- a/app/widgets/gimpcontrollermouse.c
+++ b/app/widgets/gimpcontrollermouse.c
@@ -16,7 +16,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimpcontrollermouse.h b/app/widgets/gimpcontrollermouse.h
index e4eef5a804..743cc6b6d6 100644
--- a/app/widgets/gimpcontrollermouse.h
+++ b/app/widgets/gimpcontrollermouse.h
@@ -16,7 +16,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_CONTROLLER_MOUSE_H__
diff --git a/app/widgets/gimpcontrollers.c b/app/widgets/gimpcontrollers.c
index d2befd778b..08bbe9976c 100644
--- a/app/widgets/gimpcontrollers.c
+++ b/app/widgets/gimpcontrollers.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimpcontrollers.h b/app/widgets/gimpcontrollers.h
index d1d877b106..b4efeebcbb 100644
--- a/app/widgets/gimpcontrollers.h
+++ b/app/widgets/gimpcontrollers.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_CONTROLLERS_H__
diff --git a/app/widgets/gimpcontrollerwheel.c b/app/widgets/gimpcontrollerwheel.c
index e8433264e6..473bb6e8ce 100644
--- a/app/widgets/gimpcontrollerwheel.c
+++ b/app/widgets/gimpcontrollerwheel.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimpcontrollerwheel.h b/app/widgets/gimpcontrollerwheel.h
index f7f8f4e7ce..ede656428b 100644
--- a/app/widgets/gimpcontrollerwheel.h
+++ b/app/widgets/gimpcontrollerwheel.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_CONTROLLER_WHEEL_H__
diff --git a/app/widgets/gimpcriticaldialog.c b/app/widgets/gimpcriticaldialog.c
index 1cfba9e32a..e8293b39b2 100644
--- a/app/widgets/gimpcriticaldialog.c
+++ b/app/widgets/gimpcriticaldialog.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 /*
diff --git a/app/widgets/gimpcriticaldialog.h b/app/widgets/gimpcriticaldialog.h
index 7e94ea2349..3fc6cd05c3 100644
--- a/app/widgets/gimpcriticaldialog.h
+++ b/app/widgets/gimpcriticaldialog.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_CRITICAL_DIALOG_H__
diff --git a/app/widgets/gimpcursor.c b/app/widgets/gimpcursor.c
index 9e048f3862..2c0bbfae7d 100644
--- a/app/widgets/gimpcursor.c
+++ b/app/widgets/gimpcursor.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimpcursor.h b/app/widgets/gimpcursor.h
index 2f9452c4b6..b0dc6398f5 100644
--- a/app/widgets/gimpcursor.h
+++ b/app/widgets/gimpcursor.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_CURSOR_H__
diff --git a/app/widgets/gimpcurveview.c b/app/widgets/gimpcurveview.c
index 8a860a3215..024ed597f3 100644
--- a/app/widgets/gimpcurveview.c
+++ b/app/widgets/gimpcurveview.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimpcurveview.h b/app/widgets/gimpcurveview.h
index 6b1cdb9b84..25a056ca2f 100644
--- a/app/widgets/gimpcurveview.h
+++ b/app/widgets/gimpcurveview.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_CURVE_VIEW_H__
diff --git a/app/widgets/gimpdashboard.c b/app/widgets/gimpdashboard.c
index feb28097f9..ee76e231e6 100644
--- a/app/widgets/gimpdashboard.c
+++ b/app/widgets/gimpdashboard.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimpdashboard.h b/app/widgets/gimpdashboard.h
index b0daffbe1a..d39e3634bf 100644
--- a/app/widgets/gimpdashboard.h
+++ b/app/widgets/gimpdashboard.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_DASHBOARD_H__
diff --git a/app/widgets/gimpdasheditor.c b/app/widgets/gimpdasheditor.c
index 31531450a8..e0b2af0692 100644
--- a/app/widgets/gimpdasheditor.c
+++ b/app/widgets/gimpdasheditor.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimpdasheditor.h b/app/widgets/gimpdasheditor.h
index 83a27bc29c..cfc346fafe 100644
--- a/app/widgets/gimpdasheditor.h
+++ b/app/widgets/gimpdasheditor.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_DASH_EDITOR_H__
diff --git a/app/widgets/gimpdataeditor.c b/app/widgets/gimpdataeditor.c
index 390fae19f5..ad162bf0b7 100644
--- a/app/widgets/gimpdataeditor.c
+++ b/app/widgets/gimpdataeditor.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimpdataeditor.h b/app/widgets/gimpdataeditor.h
index 7ddb3bd7e7..70d77bff75 100644
--- a/app/widgets/gimpdataeditor.h
+++ b/app/widgets/gimpdataeditor.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_DATA_EDITOR_H__
diff --git a/app/widgets/gimpdatafactoryview.c b/app/widgets/gimpdatafactoryview.c
index d2d43bccf6..9cf81eb4a7 100644
--- a/app/widgets/gimpdatafactoryview.c
+++ b/app/widgets/gimpdatafactoryview.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimpdatafactoryview.h b/app/widgets/gimpdatafactoryview.h
index 8dc209e06d..25c7cc0aca 100644
--- a/app/widgets/gimpdatafactoryview.h
+++ b/app/widgets/gimpdatafactoryview.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_DATA_FACTORY_VIEW_H__
diff --git a/app/widgets/gimpdeviceeditor.c b/app/widgets/gimpdeviceeditor.c
index 9e0279cc46..feb55e155d 100644
--- a/app/widgets/gimpdeviceeditor.c
+++ b/app/widgets/gimpdeviceeditor.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimpdeviceeditor.h b/app/widgets/gimpdeviceeditor.h
index f8d8ed87ca..38de6cef61 100644
--- a/app/widgets/gimpdeviceeditor.h
+++ b/app/widgets/gimpdeviceeditor.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_DEVICE_EDITOR_H__
diff --git a/app/widgets/gimpdeviceinfo-coords.c b/app/widgets/gimpdeviceinfo-coords.c
index 2a15abb1f3..5b7fc6c4c9 100644
--- a/app/widgets/gimpdeviceinfo-coords.c
+++ b/app/widgets/gimpdeviceinfo-coords.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimpdeviceinfo-coords.h b/app/widgets/gimpdeviceinfo-coords.h
index 98f3807019..862a75f358 100644
--- a/app/widgets/gimpdeviceinfo-coords.h
+++ b/app/widgets/gimpdeviceinfo-coords.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_DEVICE_INFO_COORDS_H__
diff --git a/app/widgets/gimpdeviceinfo.c b/app/widgets/gimpdeviceinfo.c
index 99dec841cf..8e7f812c94 100644
--- a/app/widgets/gimpdeviceinfo.c
+++ b/app/widgets/gimpdeviceinfo.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimpdeviceinfo.h b/app/widgets/gimpdeviceinfo.h
index bc3e657118..e273fa3f89 100644
--- a/app/widgets/gimpdeviceinfo.h
+++ b/app/widgets/gimpdeviceinfo.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_DEVICE_INFO_H__
diff --git a/app/widgets/gimpdeviceinfoeditor.c b/app/widgets/gimpdeviceinfoeditor.c
index 5577d658f5..fcefd16019 100644
--- a/app/widgets/gimpdeviceinfoeditor.c
+++ b/app/widgets/gimpdeviceinfoeditor.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimpdeviceinfoeditor.h b/app/widgets/gimpdeviceinfoeditor.h
index 7aac64c8b4..85fafc7433 100644
--- a/app/widgets/gimpdeviceinfoeditor.h
+++ b/app/widgets/gimpdeviceinfoeditor.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_DEVICE_INFO_EDITOR_H__
diff --git a/app/widgets/gimpdevicemanager.c b/app/widgets/gimpdevicemanager.c
index 6a1044e930..42dcfb6d13 100644
--- a/app/widgets/gimpdevicemanager.c
+++ b/app/widgets/gimpdevicemanager.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimpdevicemanager.h b/app/widgets/gimpdevicemanager.h
index b07eaa8e2e..23953ed449 100644
--- a/app/widgets/gimpdevicemanager.h
+++ b/app/widgets/gimpdevicemanager.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_DEVICE_MANAGER_H__
diff --git a/app/widgets/gimpdevices.c b/app/widgets/gimpdevices.c
index efd1131646..0c22dc7af3 100644
--- a/app/widgets/gimpdevices.c
+++ b/app/widgets/gimpdevices.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimpdevices.h b/app/widgets/gimpdevices.h
index 9d5bce6044..6624515a76 100644
--- a/app/widgets/gimpdevices.h
+++ b/app/widgets/gimpdevices.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_DEVICES_H__
diff --git a/app/widgets/gimpdevicestatus.c b/app/widgets/gimpdevicestatus.c
index 140f63f65a..18a10d656b 100644
--- a/app/widgets/gimpdevicestatus.c
+++ b/app/widgets/gimpdevicestatus.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimpdevicestatus.h b/app/widgets/gimpdevicestatus.h
index 8cebb7da24..2bc4650159 100644
--- a/app/widgets/gimpdevicestatus.h
+++ b/app/widgets/gimpdevicestatus.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_DEVICE_STATUS_H__
diff --git a/app/widgets/gimpdial.c b/app/widgets/gimpdial.c
index 224899a48d..76e1bcc2e8 100644
--- a/app/widgets/gimpdial.c
+++ b/app/widgets/gimpdial.c
@@ -19,7 +19,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimpdial.h b/app/widgets/gimpdial.h
index 2192482cbe..bc7e8caf76 100644
--- a/app/widgets/gimpdial.h
+++ b/app/widgets/gimpdial.h
@@ -19,7 +19,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_DIAL_H__
diff --git a/app/widgets/gimpdialogfactory.c b/app/widgets/gimpdialogfactory.c
index 82f2774883..f1022625d5 100644
--- a/app/widgets/gimpdialogfactory.c
+++ b/app/widgets/gimpdialogfactory.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimpdialogfactory.h b/app/widgets/gimpdialogfactory.h
index 39fa344625..c523cf3021 100644
--- a/app/widgets/gimpdialogfactory.h
+++ b/app/widgets/gimpdialogfactory.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_DIALOG_FACTORY_H__
diff --git a/app/widgets/gimpdnd-xds.c b/app/widgets/gimpdnd-xds.c
index ff915da3bb..ecb3f8bb14 100644
--- a/app/widgets/gimpdnd-xds.c
+++ b/app/widgets/gimpdnd-xds.c
@@ -21,7 +21,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimpdnd-xds.h b/app/widgets/gimpdnd-xds.h
index 384a338506..c6aa4c1379 100644
--- a/app/widgets/gimpdnd-xds.h
+++ b/app/widgets/gimpdnd-xds.h
@@ -18,7 +18,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_DND_XDS_H__
diff --git a/app/widgets/gimpdnd.c b/app/widgets/gimpdnd.c
index 340e5ec489..37c002bb70 100644
--- a/app/widgets/gimpdnd.c
+++ b/app/widgets/gimpdnd.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimpdnd.h b/app/widgets/gimpdnd.h
index 59a62ea280..880b95a750 100644
--- a/app/widgets/gimpdnd.h
+++ b/app/widgets/gimpdnd.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_DND_H__
diff --git a/app/widgets/gimpdock.c b/app/widgets/gimpdock.c
index dbe6b5c4bc..1d5121c1d5 100644
--- a/app/widgets/gimpdock.c
+++ b/app/widgets/gimpdock.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimpdock.h b/app/widgets/gimpdock.h
index 0485507b7f..691c95219f 100644
--- a/app/widgets/gimpdock.h
+++ b/app/widgets/gimpdock.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_DOCK_H__
diff --git a/app/widgets/gimpdockable.c b/app/widgets/gimpdockable.c
index 09b0e968fe..3641a27ab4 100644
--- a/app/widgets/gimpdockable.c
+++ b/app/widgets/gimpdockable.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimpdockable.h b/app/widgets/gimpdockable.h
index 41238f8bd6..7ac7f2139e 100644
--- a/app/widgets/gimpdockable.h
+++ b/app/widgets/gimpdockable.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_DOCKABLE_H__
diff --git a/app/widgets/gimpdockbook.c b/app/widgets/gimpdockbook.c
index 8f06e1958b..9b4d72f5a2 100644
--- a/app/widgets/gimpdockbook.c
+++ b/app/widgets/gimpdockbook.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimpdockbook.h b/app/widgets/gimpdockbook.h
index ac041333f6..65abf523c5 100644
--- a/app/widgets/gimpdockbook.h
+++ b/app/widgets/gimpdockbook.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_DOCKBOOK_H__
diff --git a/app/widgets/gimpdockcolumns.c b/app/widgets/gimpdockcolumns.c
index 112b290a9b..0329494f43 100644
--- a/app/widgets/gimpdockcolumns.c
+++ b/app/widgets/gimpdockcolumns.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimpdockcolumns.h b/app/widgets/gimpdockcolumns.h
index b3f616e4bd..bd9f6192a6 100644
--- a/app/widgets/gimpdockcolumns.h
+++ b/app/widgets/gimpdockcolumns.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_DOCK_COLUMNS_H__
diff --git a/app/widgets/gimpdockcontainer.c b/app/widgets/gimpdockcontainer.c
index 822887a6c4..f412b622a2 100644
--- a/app/widgets/gimpdockcontainer.c
+++ b/app/widgets/gimpdockcontainer.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimpdockcontainer.h b/app/widgets/gimpdockcontainer.h
index fb6f1e4bec..0fe9d0d18a 100644
--- a/app/widgets/gimpdockcontainer.h
+++ b/app/widgets/gimpdockcontainer.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_DOCK_CONTAINER_H__
diff --git a/app/widgets/gimpdocked.c b/app/widgets/gimpdocked.c
index dd096e84a6..cfcd6b276f 100644
--- a/app/widgets/gimpdocked.c
+++ b/app/widgets/gimpdocked.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimpdocked.h b/app/widgets/gimpdocked.h
index 55b4d48224..2a5fa22122 100644
--- a/app/widgets/gimpdocked.h
+++ b/app/widgets/gimpdocked.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_DOCKED_H__
diff --git a/app/widgets/gimpdockwindow.c b/app/widgets/gimpdockwindow.c
index 572b07a764..9417d8e87d 100644
--- a/app/widgets/gimpdockwindow.c
+++ b/app/widgets/gimpdockwindow.c
@@ -16,7 +16,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimpdockwindow.h b/app/widgets/gimpdockwindow.h
index 97bd751f2d..d09bfc04da 100644
--- a/app/widgets/gimpdockwindow.h
+++ b/app/widgets/gimpdockwindow.h
@@ -16,7 +16,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_DOCK_WINDOW_H__
diff --git a/app/widgets/gimpdocumentview.c b/app/widgets/gimpdocumentview.c
index 7543655a93..0667cb8c81 100644
--- a/app/widgets/gimpdocumentview.c
+++ b/app/widgets/gimpdocumentview.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimpdocumentview.h b/app/widgets/gimpdocumentview.h
index 8873871cfb..947a38d807 100644
--- a/app/widgets/gimpdocumentview.h
+++ b/app/widgets/gimpdocumentview.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_DOCUMENT_VIEW_H__
diff --git a/app/widgets/gimpdrawabletreeview.c b/app/widgets/gimpdrawabletreeview.c
index 5452c7c0dd..5a394aac0b 100644
--- a/app/widgets/gimpdrawabletreeview.c
+++ b/app/widgets/gimpdrawabletreeview.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimpdrawabletreeview.h b/app/widgets/gimpdrawabletreeview.h
index a03bbddbec..0d37436685 100644
--- a/app/widgets/gimpdrawabletreeview.h
+++ b/app/widgets/gimpdrawabletreeview.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_DRAWABLE_TREE_VIEW_H__
diff --git a/app/widgets/gimpdynamicseditor.c b/app/widgets/gimpdynamicseditor.c
index e2e967cfad..359410421c 100644
--- a/app/widgets/gimpdynamicseditor.c
+++ b/app/widgets/gimpdynamicseditor.c
@@ -13,7 +13,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimpdynamicseditor.h b/app/widgets/gimpdynamicseditor.h
index 41391106ea..d0eb23be20 100644
--- a/app/widgets/gimpdynamicseditor.h
+++ b/app/widgets/gimpdynamicseditor.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_DYNAMICS_EDITOR_H__
diff --git a/app/widgets/gimpdynamicsfactoryview.c b/app/widgets/gimpdynamicsfactoryview.c
index 6efc8e87c7..c96760f4ea 100644
--- a/app/widgets/gimpdynamicsfactoryview.c
+++ b/app/widgets/gimpdynamicsfactoryview.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimpdynamicsfactoryview.h b/app/widgets/gimpdynamicsfactoryview.h
index 872e97def7..d7a21010fe 100644
--- a/app/widgets/gimpdynamicsfactoryview.h
+++ b/app/widgets/gimpdynamicsfactoryview.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_DYNAMICS_FACTORY_VIEW_H__
diff --git a/app/widgets/gimpdynamicsoutputeditor.c b/app/widgets/gimpdynamicsoutputeditor.c
index 36abb86a83..2a54ee355a 100644
--- a/app/widgets/gimpdynamicsoutputeditor.c
+++ b/app/widgets/gimpdynamicsoutputeditor.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimpdynamicsoutputeditor.h b/app/widgets/gimpdynamicsoutputeditor.h
index 569e1f8dbf..b5f6e4fc83 100644
--- a/app/widgets/gimpdynamicsoutputeditor.h
+++ b/app/widgets/gimpdynamicsoutputeditor.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_DYNAMICS_OUTPUT_EDITOR_H__
diff --git a/app/widgets/gimpeditor.c b/app/widgets/gimpeditor.c
index a79c3f29ed..4ba7424c9e 100644
--- a/app/widgets/gimpeditor.c
+++ b/app/widgets/gimpeditor.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimpeditor.h b/app/widgets/gimpeditor.h
index b8b2e2679d..c840861a08 100644
--- a/app/widgets/gimpeditor.h
+++ b/app/widgets/gimpeditor.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_EDITOR_H__
diff --git a/app/widgets/gimpenumaction.c b/app/widgets/gimpenumaction.c
index f0b3db5af4..67421cde42 100644
--- a/app/widgets/gimpenumaction.c
+++ b/app/widgets/gimpenumaction.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimpenumaction.h b/app/widgets/gimpenumaction.h
index ba5119f5f3..6afdf9b50f 100644
--- a/app/widgets/gimpenumaction.h
+++ b/app/widgets/gimpenumaction.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_ENUM_ACTION_H__
diff --git a/app/widgets/gimperrorconsole.c b/app/widgets/gimperrorconsole.c
index 9939677a87..14fe8a6edf 100644
--- a/app/widgets/gimperrorconsole.c
+++ b/app/widgets/gimperrorconsole.c
@@ -18,7 +18,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimperrorconsole.h b/app/widgets/gimperrorconsole.h
index 9ea1b01099..ac450c5ec5 100644
--- a/app/widgets/gimperrorconsole.h
+++ b/app/widgets/gimperrorconsole.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_ERROR_CONSOLE_H__
diff --git a/app/widgets/gimperrordialog.c b/app/widgets/gimperrordialog.c
index a053de8694..f054dd5b09 100644
--- a/app/widgets/gimperrordialog.c
+++ b/app/widgets/gimperrordialog.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimperrordialog.h b/app/widgets/gimperrordialog.h
index 2994201677..5c8d1e59b1 100644
--- a/app/widgets/gimperrordialog.h
+++ b/app/widgets/gimperrordialog.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_ERROR_DIALOG_H__
diff --git a/app/widgets/gimpexportdialog.c b/app/widgets/gimpexportdialog.c
index ac0cec8fe5..4566a80c7c 100644
--- a/app/widgets/gimpexportdialog.c
+++ b/app/widgets/gimpexportdialog.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimpexportdialog.h b/app/widgets/gimpexportdialog.h
index a937a9f4f9..7e1c368b4c 100644
--- a/app/widgets/gimpexportdialog.h
+++ b/app/widgets/gimpexportdialog.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_EXPORT_DIALOG_H__
diff --git a/app/widgets/gimpextensiondetails.c b/app/widgets/gimpextensiondetails.c
index 6c2bebe04b..dc35565104 100644
--- a/app/widgets/gimpextensiondetails.c
+++ b/app/widgets/gimpextensiondetails.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimpextensiondetails.h b/app/widgets/gimpextensiondetails.h
index 6ccf61728c..2a2916af58 100644
--- a/app/widgets/gimpextensiondetails.h
+++ b/app/widgets/gimpextensiondetails.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_EXTENSION_DETAILS_H__
diff --git a/app/widgets/gimpextensionlist.c b/app/widgets/gimpextensionlist.c
index 65f6d4c853..22da83cb87 100644
--- a/app/widgets/gimpextensionlist.c
+++ b/app/widgets/gimpextensionlist.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimpextensionlist.h b/app/widgets/gimpextensionlist.h
index 418409df73..a2bcd36f11 100644
--- a/app/widgets/gimpextensionlist.h
+++ b/app/widgets/gimpextensionlist.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_EXTENSION_LIST_H__
diff --git a/app/widgets/gimpfgbgeditor.c b/app/widgets/gimpfgbgeditor.c
index e2846ab307..565a100a53 100644
--- a/app/widgets/gimpfgbgeditor.c
+++ b/app/widgets/gimpfgbgeditor.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimpfgbgeditor.h b/app/widgets/gimpfgbgeditor.h
index ebb9643d35..a3d4bb3846 100644
--- a/app/widgets/gimpfgbgeditor.h
+++ b/app/widgets/gimpfgbgeditor.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_FG_BG_EDITOR_H__
diff --git a/app/widgets/gimpfgbgview.c b/app/widgets/gimpfgbgview.c
index 00185e1435..04eaf61105 100644
--- a/app/widgets/gimpfgbgview.c
+++ b/app/widgets/gimpfgbgview.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimpfgbgview.h b/app/widgets/gimpfgbgview.h
index cadb9302a2..19e97b16f1 100644
--- a/app/widgets/gimpfgbgview.h
+++ b/app/widgets/gimpfgbgview.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_FG_BG_VIEW_H__
diff --git a/app/widgets/gimpfiledialog.c b/app/widgets/gimpfiledialog.c
index d405864d60..835fafcbaa 100644
--- a/app/widgets/gimpfiledialog.c
+++ b/app/widgets/gimpfiledialog.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimpfiledialog.h b/app/widgets/gimpfiledialog.h
index fff784e7a1..ab6718569a 100644
--- a/app/widgets/gimpfiledialog.h
+++ b/app/widgets/gimpfiledialog.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_FILE_DIALOG_H__
diff --git a/app/widgets/gimpfileprocview.c b/app/widgets/gimpfileprocview.c
index 3fbae4ca09..38daed07d5 100644
--- a/app/widgets/gimpfileprocview.c
+++ b/app/widgets/gimpfileprocview.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimpfileprocview.h b/app/widgets/gimpfileprocview.h
index af81a0c436..29f570cd11 100644
--- a/app/widgets/gimpfileprocview.h
+++ b/app/widgets/gimpfileprocview.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_FILE_PROC_VIEW_H__
diff --git a/app/widgets/gimpfilleditor.c b/app/widgets/gimpfilleditor.c
index 0d18d351b7..775f6e48c2 100644
--- a/app/widgets/gimpfilleditor.c
+++ b/app/widgets/gimpfilleditor.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimpfilleditor.h b/app/widgets/gimpfilleditor.h
index ab719ecbd0..00c47c1668 100644
--- a/app/widgets/gimpfilleditor.h
+++ b/app/widgets/gimpfilleditor.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_FILL_EDITOR_H__
diff --git a/app/widgets/gimpfontfactoryview.c b/app/widgets/gimpfontfactoryview.c
index 2fbd7475cc..1711696327 100644
--- a/app/widgets/gimpfontfactoryview.c
+++ b/app/widgets/gimpfontfactoryview.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimpfontfactoryview.h b/app/widgets/gimpfontfactoryview.h
index 1e44f0786c..8c24e309d9 100644
--- a/app/widgets/gimpfontfactoryview.h
+++ b/app/widgets/gimpfontfactoryview.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_FONT_FACTORY_VIEW_H__
diff --git a/app/widgets/gimpfontselect.c b/app/widgets/gimpfontselect.c
index fae83d14b5..027e00e1fe 100644
--- a/app/widgets/gimpfontselect.c
+++ b/app/widgets/gimpfontselect.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimpfontselect.h b/app/widgets/gimpfontselect.h
index 7ade84ab63..e3c5a378ea 100644
--- a/app/widgets/gimpfontselect.h
+++ b/app/widgets/gimpfontselect.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_FONT_SELECT_H__
diff --git a/app/widgets/gimpgradienteditor.c b/app/widgets/gimpgradienteditor.c
index a3e7b42d12..691dcb2ef7 100644
--- a/app/widgets/gimpgradienteditor.c
+++ b/app/widgets/gimpgradienteditor.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 /* Special thanks to:
diff --git a/app/widgets/gimpgradienteditor.h b/app/widgets/gimpgradienteditor.h
index 9cce775614..8ecc5b2e1a 100644
--- a/app/widgets/gimpgradienteditor.h
+++ b/app/widgets/gimpgradienteditor.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_GRADIENT_EDITOR_H__
diff --git a/app/widgets/gimpgradientselect.c b/app/widgets/gimpgradientselect.c
index 79ca895dc4..9d2b2856b0 100644
--- a/app/widgets/gimpgradientselect.c
+++ b/app/widgets/gimpgradientselect.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimpgradientselect.h b/app/widgets/gimpgradientselect.h
index 34ecbc316b..ec2f9b09da 100644
--- a/app/widgets/gimpgradientselect.h
+++ b/app/widgets/gimpgradientselect.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_GRADIENT_SELECT_H__
diff --git a/app/widgets/gimpgrideditor.c b/app/widgets/gimpgrideditor.c
index 6e0d08852a..47679c04fb 100644
--- a/app/widgets/gimpgrideditor.c
+++ b/app/widgets/gimpgrideditor.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimpgrideditor.h b/app/widgets/gimpgrideditor.h
index ba44f1b9f6..659674b379 100644
--- a/app/widgets/gimpgrideditor.h
+++ b/app/widgets/gimpgrideditor.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_GRID_EDITOR_H__
diff --git a/app/widgets/gimphandlebar.c b/app/widgets/gimphandlebar.c
index 078c498a43..a86d8fd34d 100644
--- a/app/widgets/gimphandlebar.c
+++ b/app/widgets/gimphandlebar.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimphandlebar.h b/app/widgets/gimphandlebar.h
index 400ff7ae30..1cca177926 100644
--- a/app/widgets/gimphandlebar.h
+++ b/app/widgets/gimphandlebar.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_HANDLE_BAR_H__
diff --git a/app/widgets/gimphelp-ids.h b/app/widgets/gimphelp-ids.h
index 30de3a51f0..abc6c30e89 100644
--- a/app/widgets/gimphelp-ids.h
+++ b/app/widgets/gimphelp-ids.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_HELP_IDS_H__
diff --git a/app/widgets/gimphelp.c b/app/widgets/gimphelp.c
index 92b665ca19..92d3cd40bf 100644
--- a/app/widgets/gimphelp.c
+++ b/app/widgets/gimphelp.c
@@ -16,7 +16,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimphelp.h b/app/widgets/gimphelp.h
index 110c9c33e5..d4508d26fa 100644
--- a/app/widgets/gimphelp.h
+++ b/app/widgets/gimphelp.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_HELP_H__
diff --git a/app/widgets/gimphistogrambox.c b/app/widgets/gimphistogrambox.c
index 698d68271f..159df8e618 100644
--- a/app/widgets/gimphistogrambox.c
+++ b/app/widgets/gimphistogrambox.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimphistogrambox.h b/app/widgets/gimphistogrambox.h
index a6a8b2bd97..cff4a10946 100644
--- a/app/widgets/gimphistogrambox.h
+++ b/app/widgets/gimphistogrambox.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_HISTOGRAM_BOX_H__
diff --git a/app/widgets/gimphistogrameditor.c b/app/widgets/gimphistogrameditor.c
index 7758013e1d..5d23897a58 100644
--- a/app/widgets/gimphistogrameditor.c
+++ b/app/widgets/gimphistogrameditor.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimphistogrameditor.h b/app/widgets/gimphistogrameditor.h
index f92562eec9..51f8f12a46 100644
--- a/app/widgets/gimphistogrameditor.h
+++ b/app/widgets/gimphistogrameditor.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_HISTOGRAM_EDITOR_H__
diff --git a/app/widgets/gimphistogramview.c b/app/widgets/gimphistogramview.c
index 4aaf270742..e878caf927 100644
--- a/app/widgets/gimphistogramview.c
+++ b/app/widgets/gimphistogramview.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimphistogramview.h b/app/widgets/gimphistogramview.h
index 176cb56ad1..c6dc140c4f 100644
--- a/app/widgets/gimphistogramview.h
+++ b/app/widgets/gimphistogramview.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_HISTOGRAM_VIEW_H__
diff --git a/app/widgets/gimpiconpicker.c b/app/widgets/gimpiconpicker.c
index 8119d43f05..475a7c39ef 100644
--- a/app/widgets/gimpiconpicker.c
+++ b/app/widgets/gimpiconpicker.c
@@ -16,7 +16,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimpiconpicker.h b/app/widgets/gimpiconpicker.h
index d0c49d6efe..f14420404d 100644
--- a/app/widgets/gimpiconpicker.h
+++ b/app/widgets/gimpiconpicker.h
@@ -16,7 +16,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_ICON_PICKER_H__
diff --git a/app/widgets/gimpimagecommenteditor.c b/app/widgets/gimpimagecommenteditor.c
index 7a453e0940..c9be06f3a8 100644
--- a/app/widgets/gimpimagecommenteditor.c
+++ b/app/widgets/gimpimagecommenteditor.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimpimagecommenteditor.h b/app/widgets/gimpimagecommenteditor.h
index abe1792d46..0bcd880bc4 100644
--- a/app/widgets/gimpimagecommenteditor.h
+++ b/app/widgets/gimpimagecommenteditor.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_IMAGE_COMMENT_EDITOR_H__
diff --git a/app/widgets/gimpimageeditor.c b/app/widgets/gimpimageeditor.c
index 970ea22d78..fc567e5d07 100644
--- a/app/widgets/gimpimageeditor.c
+++ b/app/widgets/gimpimageeditor.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimpimageeditor.h b/app/widgets/gimpimageeditor.h
index 333f3274ef..0e97eff195 100644
--- a/app/widgets/gimpimageeditor.h
+++ b/app/widgets/gimpimageeditor.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_IMAGE_EDITOR_H__
diff --git a/app/widgets/gimpimageparasiteview.c b/app/widgets/gimpimageparasiteview.c
index 5ffcc66a8e..8c87fef7de 100644
--- a/app/widgets/gimpimageparasiteview.c
+++ b/app/widgets/gimpimageparasiteview.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimpimageparasiteview.h b/app/widgets/gimpimageparasiteview.h
index 7c4ee587fe..e8b25c2726 100644
--- a/app/widgets/gimpimageparasiteview.h
+++ b/app/widgets/gimpimageparasiteview.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_IMAGE_PARASITE_VIEW_H__
diff --git a/app/widgets/gimpimageprofileview.c b/app/widgets/gimpimageprofileview.c
index 5f084949c9..40dcb0a03e 100644
--- a/app/widgets/gimpimageprofileview.c
+++ b/app/widgets/gimpimageprofileview.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimpimageprofileview.h b/app/widgets/gimpimageprofileview.h
index a260dc537d..2c99883d47 100644
--- a/app/widgets/gimpimageprofileview.h
+++ b/app/widgets/gimpimageprofileview.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_IMAGE_PROFILE_VIEW_H__
diff --git a/app/widgets/gimpimagepropview.c b/app/widgets/gimpimagepropview.c
index e901f5fdd3..9a66917741 100644
--- a/app/widgets/gimpimagepropview.c
+++ b/app/widgets/gimpimagepropview.c
@@ -16,7 +16,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimpimagepropview.h b/app/widgets/gimpimagepropview.h
index 4580b77b25..a0448bf014 100644
--- a/app/widgets/gimpimagepropview.h
+++ b/app/widgets/gimpimagepropview.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_IMAGE_PROP_VIEW_H__
diff --git a/app/widgets/gimpimageview.c b/app/widgets/gimpimageview.c
index 5626f4d3ce..a4f309c464 100644
--- a/app/widgets/gimpimageview.c
+++ b/app/widgets/gimpimageview.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimpimageview.h b/app/widgets/gimpimageview.h
index 0039bbdb71..53e1c88030 100644
--- a/app/widgets/gimpimageview.h
+++ b/app/widgets/gimpimageview.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_IMAGE_VIEW_H__
diff --git a/app/widgets/gimpitemtreeview.c b/app/widgets/gimpitemtreeview.c
index c9cfb2b00e..dbdbf5f38b 100644
--- a/app/widgets/gimpitemtreeview.c
+++ b/app/widgets/gimpitemtreeview.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimpitemtreeview.h b/app/widgets/gimpitemtreeview.h
index 7a2efcb8bb..845e130e2d 100644
--- a/app/widgets/gimpitemtreeview.h
+++ b/app/widgets/gimpitemtreeview.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_ITEM_TREE_VIEW_H__
diff --git a/app/widgets/gimplanguagecombobox.c b/app/widgets/gimplanguagecombobox.c
index 0947442757..428277408e 100644
--- a/app/widgets/gimplanguagecombobox.c
+++ b/app/widgets/gimplanguagecombobox.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 /* GimpLanguageComboBox is a combo-box widget to select the user
diff --git a/app/widgets/gimplanguagecombobox.h b/app/widgets/gimplanguagecombobox.h
index e6da4ec185..03610ec7ed 100644
--- a/app/widgets/gimplanguagecombobox.h
+++ b/app/widgets/gimplanguagecombobox.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_LANGUAGE_COMBO_BOX_H__
diff --git a/app/widgets/gimplanguageentry.c b/app/widgets/gimplanguageentry.c
index 41676d8548..e36f3a85b9 100644
--- a/app/widgets/gimplanguageentry.c
+++ b/app/widgets/gimplanguageentry.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 /* GimpLanguageEntry is an entry widget that provides completion on
diff --git a/app/widgets/gimplanguageentry.h b/app/widgets/gimplanguageentry.h
index 911165e685..d7ad2db156 100644
--- a/app/widgets/gimplanguageentry.h
+++ b/app/widgets/gimplanguageentry.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_LANGUAGE_ENTRY_H__
diff --git a/app/widgets/gimplanguagestore-parser.c b/app/widgets/gimplanguagestore-parser.c
index cc78248560..dd65c093b7 100644
--- a/app/widgets/gimplanguagestore-parser.c
+++ b/app/widgets/gimplanguagestore-parser.c
@@ -16,7 +16,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimplanguagestore-parser.h b/app/widgets/gimplanguagestore-parser.h
index b5a79b5fd2..5f91bf89f5 100644
--- a/app/widgets/gimplanguagestore-parser.h
+++ b/app/widgets/gimplanguagestore-parser.h
@@ -16,7 +16,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_LANGUAGE_STORE_PARSER_H__
diff --git a/app/widgets/gimplanguagestore.c b/app/widgets/gimplanguagestore.c
index 514b3b474c..60a74e595f 100644
--- a/app/widgets/gimplanguagestore.c
+++ b/app/widgets/gimplanguagestore.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimplanguagestore.h b/app/widgets/gimplanguagestore.h
index c041eae713..de6857c4d0 100644
--- a/app/widgets/gimplanguagestore.h
+++ b/app/widgets/gimplanguagestore.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_LANGUAGE_STORE_H__
diff --git a/app/widgets/gimplayermodebox.c b/app/widgets/gimplayermodebox.c
index a0395df996..ca18c489ae 100644
--- a/app/widgets/gimplayermodebox.c
+++ b/app/widgets/gimplayermodebox.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimplayermodebox.h b/app/widgets/gimplayermodebox.h
index 99060a8704..5ebe57761a 100644
--- a/app/widgets/gimplayermodebox.h
+++ b/app/widgets/gimplayermodebox.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_LAYER_MODE_BOX_H__
diff --git a/app/widgets/gimplayermodecombobox.c b/app/widgets/gimplayermodecombobox.c
index 3ec4e74d1f..dd03a18c7a 100644
--- a/app/widgets/gimplayermodecombobox.c
+++ b/app/widgets/gimplayermodecombobox.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimplayermodecombobox.h b/app/widgets/gimplayermodecombobox.h
index f89fbe60bd..e37b2631ed 100644
--- a/app/widgets/gimplayermodecombobox.h
+++ b/app/widgets/gimplayermodecombobox.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_LAYER_MODE_COMBO_BOX_H__
diff --git a/app/widgets/gimplayertreeview.c b/app/widgets/gimplayertreeview.c
index 47c33cd3b4..7733e32ef0 100644
--- a/app/widgets/gimplayertreeview.c
+++ b/app/widgets/gimplayertreeview.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimplayertreeview.h b/app/widgets/gimplayertreeview.h
index 8cf21d3a47..3f09810026 100644
--- a/app/widgets/gimplayertreeview.h
+++ b/app/widgets/gimplayertreeview.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_LAYER_TREE_VIEW_H__
diff --git a/app/widgets/gimpmenudock.c b/app/widgets/gimpmenudock.c
index db6237c87f..91ec036366 100644
--- a/app/widgets/gimpmenudock.c
+++ b/app/widgets/gimpmenudock.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimpmenudock.h b/app/widgets/gimpmenudock.h
index 0077346c40..ab58ded14e 100644
--- a/app/widgets/gimpmenudock.h
+++ b/app/widgets/gimpmenudock.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_MENU_DOCK_H__
diff --git a/app/widgets/gimpmenufactory.c b/app/widgets/gimpmenufactory.c
index 8675d52820..ff6122c58f 100644
--- a/app/widgets/gimpmenufactory.c
+++ b/app/widgets/gimpmenufactory.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimpmenufactory.h b/app/widgets/gimpmenufactory.h
index eeed462324..6c130e84ab 100644
--- a/app/widgets/gimpmenufactory.h
+++ b/app/widgets/gimpmenufactory.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_MENU_FACTORY_H__
diff --git a/app/widgets/gimpmessagebox.c b/app/widgets/gimpmessagebox.c
index c46398ae15..28bbcec166 100644
--- a/app/widgets/gimpmessagebox.c
+++ b/app/widgets/gimpmessagebox.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimpmessagebox.h b/app/widgets/gimpmessagebox.h
index 5a3a49dafa..d6d6447451 100644
--- a/app/widgets/gimpmessagebox.h
+++ b/app/widgets/gimpmessagebox.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_MESSAGE_BOX_H__
diff --git a/app/widgets/gimpmessagedialog.c b/app/widgets/gimpmessagedialog.c
index 0c2a0abfad..de4beb600a 100644
--- a/app/widgets/gimpmessagedialog.c
+++ b/app/widgets/gimpmessagedialog.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimpmessagedialog.h b/app/widgets/gimpmessagedialog.h
index 5069e7f0fe..484de63647 100644
--- a/app/widgets/gimpmessagedialog.h
+++ b/app/widgets/gimpmessagedialog.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_MESSAGE_DIALOG_H__
diff --git a/app/widgets/gimpmeter.c b/app/widgets/gimpmeter.c
index 94e2185012..5cd2e070d7 100644
--- a/app/widgets/gimpmeter.c
+++ b/app/widgets/gimpmeter.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimpmeter.h b/app/widgets/gimpmeter.h
index 16854ffa34..97fd0c649e 100644
--- a/app/widgets/gimpmeter.h
+++ b/app/widgets/gimpmeter.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_METER_H__
diff --git a/app/widgets/gimpnavigationview.c b/app/widgets/gimpnavigationview.c
index 982479a743..70feedf542 100644
--- a/app/widgets/gimpnavigationview.c
+++ b/app/widgets/gimpnavigationview.c
@@ -18,7 +18,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimpnavigationview.h b/app/widgets/gimpnavigationview.h
index 2a0545dd49..4686145449 100644
--- a/app/widgets/gimpnavigationview.h
+++ b/app/widgets/gimpnavigationview.h
@@ -18,7 +18,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_NAVIGATION_VIEW_H__
diff --git a/app/widgets/gimpopendialog.c b/app/widgets/gimpopendialog.c
index 92c25b6e0d..8a203935e9 100644
--- a/app/widgets/gimpopendialog.c
+++ b/app/widgets/gimpopendialog.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimpopendialog.h b/app/widgets/gimpopendialog.h
index c8b0bf0c01..9256f37a4d 100644
--- a/app/widgets/gimpopendialog.h
+++ b/app/widgets/gimpopendialog.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_OPEN_DIALOG_H__
diff --git a/app/widgets/gimpoverlaybox.c b/app/widgets/gimpoverlaybox.c
index abbc6db00c..d47bf0c02f 100644
--- a/app/widgets/gimpoverlaybox.c
+++ b/app/widgets/gimpoverlaybox.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimpoverlaybox.h b/app/widgets/gimpoverlaybox.h
index b89cdeb711..780ff26d5f 100644
--- a/app/widgets/gimpoverlaybox.h
+++ b/app/widgets/gimpoverlaybox.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_OVERLAY_BOX_H__
diff --git a/app/widgets/gimpoverlaychild.c b/app/widgets/gimpoverlaychild.c
index bee00bd300..7bed66af2b 100644
--- a/app/widgets/gimpoverlaychild.c
+++ b/app/widgets/gimpoverlaychild.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimpoverlaychild.h b/app/widgets/gimpoverlaychild.h
index 42d509b09e..3e752a7dbf 100644
--- a/app/widgets/gimpoverlaychild.h
+++ b/app/widgets/gimpoverlaychild.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_OVERLAY_CHILD_H__
diff --git a/app/widgets/gimpoverlaydialog.c b/app/widgets/gimpoverlaydialog.c
index 118daa3f6c..856ca7f3d9 100644
--- a/app/widgets/gimpoverlaydialog.c
+++ b/app/widgets/gimpoverlaydialog.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimpoverlaydialog.h b/app/widgets/gimpoverlaydialog.h
index 08ee420603..d8043b708f 100644
--- a/app/widgets/gimpoverlaydialog.h
+++ b/app/widgets/gimpoverlaydialog.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_OVERLAY_DIALOG_H__
diff --git a/app/widgets/gimpoverlayframe.c b/app/widgets/gimpoverlayframe.c
index 9c4b48b084..0f400d8650 100644
--- a/app/widgets/gimpoverlayframe.c
+++ b/app/widgets/gimpoverlayframe.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimpoverlayframe.h b/app/widgets/gimpoverlayframe.h
index 8b38ba9d00..4bbf0f616e 100644
--- a/app/widgets/gimpoverlayframe.h
+++ b/app/widgets/gimpoverlayframe.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_OVERLAY_FRAME_H__
diff --git a/app/widgets/gimppaletteeditor.c b/app/widgets/gimppaletteeditor.c
index 29f0e1bbd7..be28222a7a 100644
--- a/app/widgets/gimppaletteeditor.c
+++ b/app/widgets/gimppaletteeditor.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimppaletteeditor.h b/app/widgets/gimppaletteeditor.h
index dfb999374a..4c5febc38c 100644
--- a/app/widgets/gimppaletteeditor.h
+++ b/app/widgets/gimppaletteeditor.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_PALETTE_EDITOR_H__
diff --git a/app/widgets/gimppaletteselect.c b/app/widgets/gimppaletteselect.c
index 9506aa6389..5f0520c26f 100644
--- a/app/widgets/gimppaletteselect.c
+++ b/app/widgets/gimppaletteselect.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimppaletteselect.h b/app/widgets/gimppaletteselect.h
index 3b89a3b161..135bee18d7 100644
--- a/app/widgets/gimppaletteselect.h
+++ b/app/widgets/gimppaletteselect.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_PALETTE_SELECT_H__
diff --git a/app/widgets/gimppaletteview.c b/app/widgets/gimppaletteview.c
index b7bc3e1a7a..d2f53395c2 100644
--- a/app/widgets/gimppaletteview.c
+++ b/app/widgets/gimppaletteview.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimppaletteview.h b/app/widgets/gimppaletteview.h
index d35cca6564..68de628fc6 100644
--- a/app/widgets/gimppaletteview.h
+++ b/app/widgets/gimppaletteview.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_PALETTE_VIEW_H__
diff --git a/app/widgets/gimppanedbox.c b/app/widgets/gimppanedbox.c
index 3e6b1e8ceb..c69c2d794f 100644
--- a/app/widgets/gimppanedbox.c
+++ b/app/widgets/gimppanedbox.c
@@ -16,7 +16,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimppanedbox.h b/app/widgets/gimppanedbox.h
index 0f07e5eb01..6a07a393bb 100644
--- a/app/widgets/gimppanedbox.h
+++ b/app/widgets/gimppanedbox.h
@@ -16,7 +16,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_PANED_BOX_H__
diff --git a/app/widgets/gimppatternfactoryview.c b/app/widgets/gimppatternfactoryview.c
index 3e75488815..f756e99ecd 100644
--- a/app/widgets/gimppatternfactoryview.c
+++ b/app/widgets/gimppatternfactoryview.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimppatternfactoryview.h b/app/widgets/gimppatternfactoryview.h
index 53dd725b04..d2805aff9c 100644
--- a/app/widgets/gimppatternfactoryview.h
+++ b/app/widgets/gimppatternfactoryview.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_PATTERN_FACTORY_VIEW_H__
diff --git a/app/widgets/gimppatternselect.c b/app/widgets/gimppatternselect.c
index 680e661c0e..232be605f1 100644
--- a/app/widgets/gimppatternselect.c
+++ b/app/widgets/gimppatternselect.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimppatternselect.h b/app/widgets/gimppatternselect.h
index 2df5a9c599..d18fac4b4d 100644
--- a/app/widgets/gimppatternselect.h
+++ b/app/widgets/gimppatternselect.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_PATTERN_SELECT_H__
diff --git a/app/widgets/gimppdbdialog.c b/app/widgets/gimppdbdialog.c
index e08d89224a..4b99d1f0cd 100644
--- a/app/widgets/gimppdbdialog.c
+++ b/app/widgets/gimppdbdialog.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimppdbdialog.h b/app/widgets/gimppdbdialog.h
index b7f3e62a28..9b5b16253f 100644
--- a/app/widgets/gimppdbdialog.h
+++ b/app/widgets/gimppdbdialog.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_PDB_DIALOG_H__
diff --git a/app/widgets/gimppickablebutton.c b/app/widgets/gimppickablebutton.c
index 0dd6c1dde0..fc8100fcb9 100644
--- a/app/widgets/gimppickablebutton.c
+++ b/app/widgets/gimppickablebutton.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimppickablebutton.h b/app/widgets/gimppickablebutton.h
index da2cd03128..1cce09b8f8 100644
--- a/app/widgets/gimppickablebutton.h
+++ b/app/widgets/gimppickablebutton.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_PICKABLE_BUTTON_H__
diff --git a/app/widgets/gimppickablepopup.c b/app/widgets/gimppickablepopup.c
index b7aa91666d..dbee51d9f8 100644
--- a/app/widgets/gimppickablepopup.c
+++ b/app/widgets/gimppickablepopup.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimppickablepopup.h b/app/widgets/gimppickablepopup.h
index bff96b2faa..554f3fe49a 100644
--- a/app/widgets/gimppickablepopup.h
+++ b/app/widgets/gimppickablepopup.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_PICKABLE_POPUP_H__
diff --git a/app/widgets/gimppixbuf.c b/app/widgets/gimppixbuf.c
index 63050471d1..0c3f88e896 100644
--- a/app/widgets/gimppixbuf.c
+++ b/app/widgets/gimppixbuf.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimppixbuf.h b/app/widgets/gimppixbuf.h
index 2c318179f8..e42c4c18ad 100644
--- a/app/widgets/gimppixbuf.h
+++ b/app/widgets/gimppixbuf.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __APP_GIMP_PIXBUF_H__
diff --git a/app/widgets/gimppluginview.c b/app/widgets/gimppluginview.c
index 048abc4e5e..43058b3885 100644
--- a/app/widgets/gimppluginview.c
+++ b/app/widgets/gimppluginview.c
@@ -16,7 +16,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimppluginview.h b/app/widgets/gimppluginview.h
index dc4d429f29..887cdaf824 100644
--- a/app/widgets/gimppluginview.h
+++ b/app/widgets/gimppluginview.h
@@ -16,7 +16,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_PLUG_IN_VIEW_H__
diff --git a/app/widgets/gimppolar.c b/app/widgets/gimppolar.c
index 1b495417de..66cfabb2a0 100644
--- a/app/widgets/gimppolar.c
+++ b/app/widgets/gimppolar.c
@@ -19,7 +19,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimppolar.h b/app/widgets/gimppolar.h
index 303bbb1f78..0111af054c 100644
--- a/app/widgets/gimppolar.h
+++ b/app/widgets/gimppolar.h
@@ -19,7 +19,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_POLAR_H__
diff --git a/app/widgets/gimppopup.c b/app/widgets/gimppopup.c
index b24abe7d45..6ddd03de9e 100644
--- a/app/widgets/gimppopup.c
+++ b/app/widgets/gimppopup.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimppopup.h b/app/widgets/gimppopup.h
index 48dc96e55f..b13f3f7c0f 100644
--- a/app/widgets/gimppopup.h
+++ b/app/widgets/gimppopup.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_POPUP_H__
diff --git a/app/widgets/gimpprefsbox.c b/app/widgets/gimpprefsbox.c
index 5e655fc729..948fe30fef 100644
--- a/app/widgets/gimpprefsbox.c
+++ b/app/widgets/gimpprefsbox.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimpprefsbox.h b/app/widgets/gimpprefsbox.h
index 0982c6a34a..f5357bff3b 100644
--- a/app/widgets/gimpprefsbox.h
+++ b/app/widgets/gimpprefsbox.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_PREFS_BOX_H__
diff --git a/app/widgets/gimpprocedureaction.c b/app/widgets/gimpprocedureaction.c
index 6e448e1e72..ec5e1022fa 100644
--- a/app/widgets/gimpprocedureaction.c
+++ b/app/widgets/gimpprocedureaction.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimpprocedureaction.h b/app/widgets/gimpprocedureaction.h
index 0f6e3710f6..a882bc3648 100644
--- a/app/widgets/gimpprocedureaction.h
+++ b/app/widgets/gimpprocedureaction.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_PROCEDURE_ACTION_H__
diff --git a/app/widgets/gimpprogressbox.c b/app/widgets/gimpprogressbox.c
index 59f94d71e3..cc8310b1c0 100644
--- a/app/widgets/gimpprogressbox.c
+++ b/app/widgets/gimpprogressbox.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimpprogressbox.h b/app/widgets/gimpprogressbox.h
index 34aa4aced2..bc0ee8eda0 100644
--- a/app/widgets/gimpprogressbox.h
+++ b/app/widgets/gimpprogressbox.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_PROGRESS_BOX_H__
diff --git a/app/widgets/gimpprogressdialog.c b/app/widgets/gimpprogressdialog.c
index 24bb5d2fda..2b0b5a7c69 100644
--- a/app/widgets/gimpprogressdialog.c
+++ b/app/widgets/gimpprogressdialog.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimpprogressdialog.h b/app/widgets/gimpprogressdialog.h
index efc566829d..659d1acf4d 100644
--- a/app/widgets/gimpprogressdialog.h
+++ b/app/widgets/gimpprogressdialog.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_PROGRESS_DIALOG_H__
diff --git a/app/widgets/gimppropwidgets.c b/app/widgets/gimppropwidgets.c
index ce536293a3..0696c50c96 100644
--- a/app/widgets/gimppropwidgets.c
+++ b/app/widgets/gimppropwidgets.c
@@ -16,7 +16,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimppropwidgets.h b/app/widgets/gimppropwidgets.h
index 3836fa138b..5548b3ec8c 100644
--- a/app/widgets/gimppropwidgets.h
+++ b/app/widgets/gimppropwidgets.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_APP_PROP_WIDGETS_H__
diff --git a/app/widgets/gimpradioaction.c b/app/widgets/gimpradioaction.c
index df0a9904bf..fe766d49ca 100644
--- a/app/widgets/gimpradioaction.c
+++ b/app/widgets/gimpradioaction.c
@@ -16,7 +16,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimpradioaction.h b/app/widgets/gimpradioaction.h
index 464498385a..7522c5674a 100644
--- a/app/widgets/gimpradioaction.h
+++ b/app/widgets/gimpradioaction.h
@@ -16,7 +16,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_RADIO_ACTION_H__
diff --git a/app/widgets/gimprender.c b/app/widgets/gimprender.c
index 691a325c4b..549ed025d4 100644
--- a/app/widgets/gimprender.c
+++ b/app/widgets/gimprender.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimprender.h b/app/widgets/gimprender.h
index bbf8226874..c1ecdb31db 100644
--- a/app/widgets/gimprender.h
+++ b/app/widgets/gimprender.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_RENDER_H__
diff --git a/app/widgets/gimpsamplepointeditor.c b/app/widgets/gimpsamplepointeditor.c
index 5f646762d6..1d881dff1b 100644
--- a/app/widgets/gimpsamplepointeditor.c
+++ b/app/widgets/gimpsamplepointeditor.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimpsamplepointeditor.h b/app/widgets/gimpsamplepointeditor.h
index f09cbb131d..2393adbb93 100644
--- a/app/widgets/gimpsamplepointeditor.h
+++ b/app/widgets/gimpsamplepointeditor.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_SAMPLE_POINT_EDITOR_H__
diff --git a/app/widgets/gimpsavedialog.c b/app/widgets/gimpsavedialog.c
index e4cb37d9b1..48e451f553 100644
--- a/app/widgets/gimpsavedialog.c
+++ b/app/widgets/gimpsavedialog.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimpsavedialog.h b/app/widgets/gimpsavedialog.h
index f75f9e232d..94d3c4bad1 100644
--- a/app/widgets/gimpsavedialog.h
+++ b/app/widgets/gimpsavedialog.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_SAVE_DIALOG_H__
diff --git a/app/widgets/gimpsearchpopup.c b/app/widgets/gimpsearchpopup.c
index e94f0dca9a..b81057faa7 100644
--- a/app/widgets/gimpsearchpopup.c
+++ b/app/widgets/gimpsearchpopup.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimpsearchpopup.h b/app/widgets/gimpsearchpopup.h
index 231b6ed647..c1804d900f 100644
--- a/app/widgets/gimpsearchpopup.h
+++ b/app/widgets/gimpsearchpopup.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_SEARCH_POPUP_H__
diff --git a/app/widgets/gimpselectiondata.c b/app/widgets/gimpselectiondata.c
index 255288046f..0a9da2d54c 100644
--- a/app/widgets/gimpselectiondata.c
+++ b/app/widgets/gimpselectiondata.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimpselectiondata.h b/app/widgets/gimpselectiondata.h
index 9aef0fdb28..25b87cb6c3 100644
--- a/app/widgets/gimpselectiondata.h
+++ b/app/widgets/gimpselectiondata.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_SELECTION_DATA_H__
diff --git a/app/widgets/gimpselectioneditor.c b/app/widgets/gimpselectioneditor.c
index 1626a6df75..d1f3d94a7e 100644
--- a/app/widgets/gimpselectioneditor.c
+++ b/app/widgets/gimpselectioneditor.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimpselectioneditor.h b/app/widgets/gimpselectioneditor.h
index 47947b9794..8d9d901864 100644
--- a/app/widgets/gimpselectioneditor.h
+++ b/app/widgets/gimpselectioneditor.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_SELECTION_EDITOR_H__
diff --git a/app/widgets/gimpsessioninfo-aux.c b/app/widgets/gimpsessioninfo-aux.c
index 38707fa6e4..bfc38782d0 100644
--- a/app/widgets/gimpsessioninfo-aux.c
+++ b/app/widgets/gimpsessioninfo-aux.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimpsessioninfo-aux.h b/app/widgets/gimpsessioninfo-aux.h
index 843ce6f6fc..d74c56ef59 100644
--- a/app/widgets/gimpsessioninfo-aux.h
+++ b/app/widgets/gimpsessioninfo-aux.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_SESSION_INFO_AUX_H__
diff --git a/app/widgets/gimpsessioninfo-book.c b/app/widgets/gimpsessioninfo-book.c
index 0b8cc45b40..333ecb14bf 100644
--- a/app/widgets/gimpsessioninfo-book.c
+++ b/app/widgets/gimpsessioninfo-book.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimpsessioninfo-book.h b/app/widgets/gimpsessioninfo-book.h
index 08ae77a8f7..c7b83882d9 100644
--- a/app/widgets/gimpsessioninfo-book.h
+++ b/app/widgets/gimpsessioninfo-book.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_SESSION_INFO_BOOK_H__
diff --git a/app/widgets/gimpsessioninfo-dock.c b/app/widgets/gimpsessioninfo-dock.c
index 9d13bd3cc9..08e1c1dae9 100644
--- a/app/widgets/gimpsessioninfo-dock.c
+++ b/app/widgets/gimpsessioninfo-dock.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimpsessioninfo-dock.h b/app/widgets/gimpsessioninfo-dock.h
index 835df36863..7e522e2ec7 100644
--- a/app/widgets/gimpsessioninfo-dock.h
+++ b/app/widgets/gimpsessioninfo-dock.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_SESSION_INFO_DOCK_H__
diff --git a/app/widgets/gimpsessioninfo-dockable.c b/app/widgets/gimpsessioninfo-dockable.c
index 2d934de538..cd46c6b844 100644
--- a/app/widgets/gimpsessioninfo-dockable.c
+++ b/app/widgets/gimpsessioninfo-dockable.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimpsessioninfo-dockable.h b/app/widgets/gimpsessioninfo-dockable.h
index 1454361ab2..83df53aa6d 100644
--- a/app/widgets/gimpsessioninfo-dockable.h
+++ b/app/widgets/gimpsessioninfo-dockable.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_SESSION_INFO_DOCKABLE_H__
diff --git a/app/widgets/gimpsessioninfo-private.h b/app/widgets/gimpsessioninfo-private.h
index 4ac119b706..9b0dea0edd 100644
--- a/app/widgets/gimpsessioninfo-private.h
+++ b/app/widgets/gimpsessioninfo-private.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_SESSION_INFO_PRIVATE_H__
diff --git a/app/widgets/gimpsessioninfo.c b/app/widgets/gimpsessioninfo.c
index 7f895fd80d..acd0df6cee 100644
--- a/app/widgets/gimpsessioninfo.c
+++ b/app/widgets/gimpsessioninfo.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimpsessioninfo.h b/app/widgets/gimpsessioninfo.h
index 483daff938..b925d5ae05 100644
--- a/app/widgets/gimpsessioninfo.h
+++ b/app/widgets/gimpsessioninfo.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_SESSION_INFO_H__
diff --git a/app/widgets/gimpsessionmanaged.c b/app/widgets/gimpsessionmanaged.c
index aa08f5ac40..95e02ae2f3 100644
--- a/app/widgets/gimpsessionmanaged.c
+++ b/app/widgets/gimpsessionmanaged.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimpsessionmanaged.h b/app/widgets/gimpsessionmanaged.h
index 4c70a7f9d3..dfe675d9ad 100644
--- a/app/widgets/gimpsessionmanaged.h
+++ b/app/widgets/gimpsessionmanaged.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_SESSION_MANAGED_H__
diff --git a/app/widgets/gimpsettingsbox.c b/app/widgets/gimpsettingsbox.c
index f3189f3eca..febae6509b 100644
--- a/app/widgets/gimpsettingsbox.c
+++ b/app/widgets/gimpsettingsbox.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimpsettingsbox.h b/app/widgets/gimpsettingsbox.h
index a1860cd398..5f4e546608 100644
--- a/app/widgets/gimpsettingsbox.h
+++ b/app/widgets/gimpsettingsbox.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_SETTINGS_BOX_H__
diff --git a/app/widgets/gimpsettingseditor.c b/app/widgets/gimpsettingseditor.c
index 93a9fd2318..5f883bcd91 100644
--- a/app/widgets/gimpsettingseditor.c
+++ b/app/widgets/gimpsettingseditor.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimpsettingseditor.h b/app/widgets/gimpsettingseditor.h
index 561e833041..5e35f27d64 100644
--- a/app/widgets/gimpsettingseditor.h
+++ b/app/widgets/gimpsettingseditor.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_SETTINGS_EDITOR_H__
diff --git a/app/widgets/gimpsizebox.c b/app/widgets/gimpsizebox.c
index 5a8c076ee3..1bf9ae5855 100644
--- a/app/widgets/gimpsizebox.c
+++ b/app/widgets/gimpsizebox.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimpsizebox.h b/app/widgets/gimpsizebox.h
index b3de8e1cab..4c76e88d4b 100644
--- a/app/widgets/gimpsizebox.h
+++ b/app/widgets/gimpsizebox.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_SIZE_BOX_H__
diff --git a/app/widgets/gimpspinscale.c b/app/widgets/gimpspinscale.c
index c7cbc07032..b2c790c044 100644
--- a/app/widgets/gimpspinscale.c
+++ b/app/widgets/gimpspinscale.c
@@ -16,7 +16,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimpspinscale.h b/app/widgets/gimpspinscale.h
index d7993a29a5..4435cf50b0 100644
--- a/app/widgets/gimpspinscale.h
+++ b/app/widgets/gimpspinscale.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_SPIN_SCALE_H__
diff --git a/app/widgets/gimpstringaction.c b/app/widgets/gimpstringaction.c
index d8cb1e2944..3d91b1f7d3 100644
--- a/app/widgets/gimpstringaction.c
+++ b/app/widgets/gimpstringaction.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimpstringaction.h b/app/widgets/gimpstringaction.h
index 850875750b..5edddbf937 100644
--- a/app/widgets/gimpstringaction.h
+++ b/app/widgets/gimpstringaction.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_STRING_ACTION_H__
diff --git a/app/widgets/gimpstrokeeditor.c b/app/widgets/gimpstrokeeditor.c
index c7421b5362..8c811a90c6 100644
--- a/app/widgets/gimpstrokeeditor.c
+++ b/app/widgets/gimpstrokeeditor.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimpstrokeeditor.h b/app/widgets/gimpstrokeeditor.h
index 8d6edd8035..9435cec7a6 100644
--- a/app/widgets/gimpstrokeeditor.h
+++ b/app/widgets/gimpstrokeeditor.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_STROKE_EDITOR_H__
diff --git a/app/widgets/gimpsymmetryeditor.c b/app/widgets/gimpsymmetryeditor.c
index 66bdb6a78d..a712cbfa19 100644
--- a/app/widgets/gimpsymmetryeditor.c
+++ b/app/widgets/gimpsymmetryeditor.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimpsymmetryeditor.h b/app/widgets/gimpsymmetryeditor.h
index 2798ff78d0..f35122de40 100644
--- a/app/widgets/gimpsymmetryeditor.h
+++ b/app/widgets/gimpsymmetryeditor.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_SYMMETRY_EDITOR_H__
diff --git a/app/widgets/gimptagentry.c b/app/widgets/gimptagentry.c
index 7d6a927917..100ebbd10d 100644
--- a/app/widgets/gimptagentry.c
+++ b/app/widgets/gimptagentry.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimptagentry.h b/app/widgets/gimptagentry.h
index 684f9e061d..f3d6fa462a 100644
--- a/app/widgets/gimptagentry.h
+++ b/app/widgets/gimptagentry.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_TAG_ENTRY_H__
diff --git a/app/widgets/gimptagpopup.c b/app/widgets/gimptagpopup.c
index 4298cb12a2..8cfb6a0721 100644
--- a/app/widgets/gimptagpopup.c
+++ b/app/widgets/gimptagpopup.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimptagpopup.h b/app/widgets/gimptagpopup.h
index 620694861f..8baca5ba75 100644
--- a/app/widgets/gimptagpopup.h
+++ b/app/widgets/gimptagpopup.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_TAG_POPUP_H__
diff --git a/app/widgets/gimptemplateeditor.c b/app/widgets/gimptemplateeditor.c
index 60c687b35b..63bec8ff47 100644
--- a/app/widgets/gimptemplateeditor.c
+++ b/app/widgets/gimptemplateeditor.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimptemplateeditor.h b/app/widgets/gimptemplateeditor.h
index efbad7456b..79adbda7a2 100644
--- a/app/widgets/gimptemplateeditor.h
+++ b/app/widgets/gimptemplateeditor.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_TEMPLATE_EDITOR_H__
diff --git a/app/widgets/gimptemplateview.c b/app/widgets/gimptemplateview.c
index a6f7cdf922..9b7a866214 100644
--- a/app/widgets/gimptemplateview.c
+++ b/app/widgets/gimptemplateview.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimptemplateview.h b/app/widgets/gimptemplateview.h
index 17fbfc450a..403be1d345 100644
--- a/app/widgets/gimptemplateview.h
+++ b/app/widgets/gimptemplateview.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_TEMPLATE_VIEW_H__
diff --git a/app/widgets/gimptextbuffer-serialize.c b/app/widgets/gimptextbuffer-serialize.c
index 7de93009f6..61ca3fed7f 100644
--- a/app/widgets/gimptextbuffer-serialize.c
+++ b/app/widgets/gimptextbuffer-serialize.c
@@ -19,7 +19,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimptextbuffer-serialize.h b/app/widgets/gimptextbuffer-serialize.h
index 8fa4b09bd9..468e73c60d 100644
--- a/app/widgets/gimptextbuffer-serialize.h
+++ b/app/widgets/gimptextbuffer-serialize.h
@@ -19,7 +19,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_TEXT_BUFFER_SERIALIZE_H__
diff --git a/app/widgets/gimptextbuffer.c b/app/widgets/gimptextbuffer.c
index 04bcb8b68a..88cd2aa1c0 100644
--- a/app/widgets/gimptextbuffer.c
+++ b/app/widgets/gimptextbuffer.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimptextbuffer.h b/app/widgets/gimptextbuffer.h
index 78d57884c7..63aa405ef7 100644
--- a/app/widgets/gimptextbuffer.h
+++ b/app/widgets/gimptextbuffer.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_TEXT_BUFFER_H__
diff --git a/app/widgets/gimptexteditor.c b/app/widgets/gimptexteditor.c
index c9bb6c2058..953c7e3e80 100644
--- a/app/widgets/gimptexteditor.c
+++ b/app/widgets/gimptexteditor.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimptexteditor.h b/app/widgets/gimptexteditor.h
index 5b4662cb5a..d51578bae8 100644
--- a/app/widgets/gimptexteditor.h
+++ b/app/widgets/gimptexteditor.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_TEXT_EDITOR_H__
diff --git a/app/widgets/gimptextproxy.c b/app/widgets/gimptextproxy.c
index 11e45357ad..d2b57d16e4 100644
--- a/app/widgets/gimptextproxy.c
+++ b/app/widgets/gimptextproxy.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimptextproxy.h b/app/widgets/gimptextproxy.h
index 4d67b20efe..47dcecf1e9 100644
--- a/app/widgets/gimptextproxy.h
+++ b/app/widgets/gimptextproxy.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_TEXT_PROXY_H__
diff --git a/app/widgets/gimptextstyleeditor.c b/app/widgets/gimptextstyleeditor.c
index d94aa1efaf..cecd434b79 100644
--- a/app/widgets/gimptextstyleeditor.c
+++ b/app/widgets/gimptextstyleeditor.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimptextstyleeditor.h b/app/widgets/gimptextstyleeditor.h
index f2ef84eb33..964f12503d 100644
--- a/app/widgets/gimptextstyleeditor.h
+++ b/app/widgets/gimptextstyleeditor.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_TEXT_STYLE_EDITOR_H__
diff --git a/app/widgets/gimptexttag.c b/app/widgets/gimptexttag.c
index 88c0159ea3..c3b5cddfd5 100644
--- a/app/widgets/gimptexttag.c
+++ b/app/widgets/gimptexttag.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimptexttag.h b/app/widgets/gimptexttag.h
index 3a2bfe2cb1..e638c0c3d0 100644
--- a/app/widgets/gimptexttag.h
+++ b/app/widgets/gimptexttag.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_TEXT_TAG_H__
diff --git a/app/widgets/gimpthumbbox.c b/app/widgets/gimpthumbbox.c
index 0a27f47419..f29e56ec80 100644
--- a/app/widgets/gimpthumbbox.c
+++ b/app/widgets/gimpthumbbox.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimpthumbbox.h b/app/widgets/gimpthumbbox.h
index eb9999ebd7..ad29db6f2e 100644
--- a/app/widgets/gimpthumbbox.h
+++ b/app/widgets/gimpthumbbox.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_THUMB_BOX_H__
diff --git a/app/widgets/gimptoggleaction.c b/app/widgets/gimptoggleaction.c
index 6ed473cbb5..d27b36033a 100644
--- a/app/widgets/gimptoggleaction.c
+++ b/app/widgets/gimptoggleaction.c
@@ -16,7 +16,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimptoggleaction.h b/app/widgets/gimptoggleaction.h
index 817b7e46b8..bb41c3a69a 100644
--- a/app/widgets/gimptoggleaction.h
+++ b/app/widgets/gimptoggleaction.h
@@ -16,7 +16,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_TOGGLE_ACTION_H__
diff --git a/app/widgets/gimptoolbox-color-area.c b/app/widgets/gimptoolbox-color-area.c
index 0593c341ad..cd08551f8f 100644
--- a/app/widgets/gimptoolbox-color-area.c
+++ b/app/widgets/gimptoolbox-color-area.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimptoolbox-color-area.h b/app/widgets/gimptoolbox-color-area.h
index ce4a2d9f4c..50f6427904 100644
--- a/app/widgets/gimptoolbox-color-area.h
+++ b/app/widgets/gimptoolbox-color-area.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_TOOLBOX_COLOR_AREA_H__
diff --git a/app/widgets/gimptoolbox-dnd.c b/app/widgets/gimptoolbox-dnd.c
index 1e9c0daf3d..f0002415ef 100644
--- a/app/widgets/gimptoolbox-dnd.c
+++ b/app/widgets/gimptoolbox-dnd.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimptoolbox-dnd.h b/app/widgets/gimptoolbox-dnd.h
index 49b8f2463f..dd94ca8083 100644
--- a/app/widgets/gimptoolbox-dnd.h
+++ b/app/widgets/gimptoolbox-dnd.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_TOOLBOX_DND_H__
diff --git a/app/widgets/gimptoolbox-image-area.c b/app/widgets/gimptoolbox-image-area.c
index 32b2e2fd6a..5d2a1eb67a 100644
--- a/app/widgets/gimptoolbox-image-area.c
+++ b/app/widgets/gimptoolbox-image-area.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimptoolbox-image-area.h b/app/widgets/gimptoolbox-image-area.h
index 1fb789a2a1..77f0b15690 100644
--- a/app/widgets/gimptoolbox-image-area.h
+++ b/app/widgets/gimptoolbox-image-area.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_TOOLBOX_IMAGE_AREA_H__
diff --git a/app/widgets/gimptoolbox-indicator-area.c b/app/widgets/gimptoolbox-indicator-area.c
index dd51526bb4..89e7fba6e1 100644
--- a/app/widgets/gimptoolbox-indicator-area.c
+++ b/app/widgets/gimptoolbox-indicator-area.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimptoolbox-indicator-area.h b/app/widgets/gimptoolbox-indicator-area.h
index f31bf27f41..05c9c7c5fb 100644
--- a/app/widgets/gimptoolbox-indicator-area.h
+++ b/app/widgets/gimptoolbox-indicator-area.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_TOOLBOX_INDICATOR_AREA_H__
diff --git a/app/widgets/gimptoolbox.c b/app/widgets/gimptoolbox.c
index 1a1ff0ce83..8af21a85aa 100644
--- a/app/widgets/gimptoolbox.c
+++ b/app/widgets/gimptoolbox.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimptoolbox.h b/app/widgets/gimptoolbox.h
index 87ecf98f48..b62f7585aa 100644
--- a/app/widgets/gimptoolbox.h
+++ b/app/widgets/gimptoolbox.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_TOOLBOX_H__
diff --git a/app/widgets/gimptooleditor.c b/app/widgets/gimptooleditor.c
index 578075370b..74c56ec0b3 100644
--- a/app/widgets/gimptooleditor.c
+++ b/app/widgets/gimptooleditor.c
@@ -16,7 +16,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimptooleditor.h b/app/widgets/gimptooleditor.h
index 8064b5df47..33e7f570fa 100644
--- a/app/widgets/gimptooleditor.h
+++ b/app/widgets/gimptooleditor.h
@@ -16,7 +16,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_TOOL_EDITOR_H__
diff --git a/app/widgets/gimptooloptionseditor.c b/app/widgets/gimptooloptionseditor.c
index 74cf04cbbd..ecf75d3366 100644
--- a/app/widgets/gimptooloptionseditor.c
+++ b/app/widgets/gimptooloptionseditor.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimptooloptionseditor.h b/app/widgets/gimptooloptionseditor.h
index 850f458821..fe02d943b0 100644
--- a/app/widgets/gimptooloptionseditor.h
+++ b/app/widgets/gimptooloptionseditor.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_TOOL_OPTIONS_EDITOR_H__
diff --git a/app/widgets/gimptoolpalette.c b/app/widgets/gimptoolpalette.c
index 28817aba5a..23e266d2f2 100644
--- a/app/widgets/gimptoolpalette.c
+++ b/app/widgets/gimptoolpalette.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimptoolpalette.h b/app/widgets/gimptoolpalette.h
index c64c4d2cc5..d451a36e1b 100644
--- a/app/widgets/gimptoolpalette.h
+++ b/app/widgets/gimptoolpalette.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_TOOL_PALETTE_H__
diff --git a/app/widgets/gimptoolpreseteditor.c b/app/widgets/gimptoolpreseteditor.c
index 62db14579c..5176376f70 100644
--- a/app/widgets/gimptoolpreseteditor.c
+++ b/app/widgets/gimptoolpreseteditor.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimptoolpreseteditor.h b/app/widgets/gimptoolpreseteditor.h
index c88ccbea08..af08108115 100644
--- a/app/widgets/gimptoolpreseteditor.h
+++ b/app/widgets/gimptoolpreseteditor.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_TOOL_PRESET_EDITOR_H__
diff --git a/app/widgets/gimptoolpresetfactoryview.c b/app/widgets/gimptoolpresetfactoryview.c
index 8ccc39c3d3..916ab590c2 100644
--- a/app/widgets/gimptoolpresetfactoryview.c
+++ b/app/widgets/gimptoolpresetfactoryview.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimptoolpresetfactoryview.h b/app/widgets/gimptoolpresetfactoryview.h
index 91b0daa54a..9c05871fe2 100644
--- a/app/widgets/gimptoolpresetfactoryview.h
+++ b/app/widgets/gimptoolpresetfactoryview.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_TOOL_PRESET_FACTORY_VIEW_H__
diff --git a/app/widgets/gimptranslationstore.c b/app/widgets/gimptranslationstore.c
index b154538d50..6526bbc547 100644
--- a/app/widgets/gimptranslationstore.c
+++ b/app/widgets/gimptranslationstore.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimptranslationstore.h b/app/widgets/gimptranslationstore.h
index 47bf7470cf..55da9d39a7 100644
--- a/app/widgets/gimptranslationstore.h
+++ b/app/widgets/gimptranslationstore.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_TRANSLATION_STORE_H__
diff --git a/app/widgets/gimpuimanager.c b/app/widgets/gimpuimanager.c
index 9f859453a0..b17d2a9f8a 100644
--- a/app/widgets/gimpuimanager.c
+++ b/app/widgets/gimpuimanager.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimpuimanager.h b/app/widgets/gimpuimanager.h
index 6354674083..811795f60d 100644
--- a/app/widgets/gimpuimanager.h
+++ b/app/widgets/gimpuimanager.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_UI_MANAGER_H__
diff --git a/app/widgets/gimpundoeditor.c b/app/widgets/gimpundoeditor.c
index 9d8a2628fb..62bee16816 100644
--- a/app/widgets/gimpundoeditor.c
+++ b/app/widgets/gimpundoeditor.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimpundoeditor.h b/app/widgets/gimpundoeditor.h
index e8b6ea20df..bb76214288 100644
--- a/app/widgets/gimpundoeditor.h
+++ b/app/widgets/gimpundoeditor.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_UNDO_EDITOR_H__
diff --git a/app/widgets/gimpvectorstreeview.c b/app/widgets/gimpvectorstreeview.c
index 55ce3bd20e..cd38be6827 100644
--- a/app/widgets/gimpvectorstreeview.c
+++ b/app/widgets/gimpvectorstreeview.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimpvectorstreeview.h b/app/widgets/gimpvectorstreeview.h
index f027bd5738..1eb5cb9a86 100644
--- a/app/widgets/gimpvectorstreeview.h
+++ b/app/widgets/gimpvectorstreeview.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_VECTORS_TREE_VIEW_H__
diff --git a/app/widgets/gimpview-popup.c b/app/widgets/gimpview-popup.c
index be0071095b..697f425a52 100644
--- a/app/widgets/gimpview-popup.c
+++ b/app/widgets/gimpview-popup.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimpview-popup.h b/app/widgets/gimpview-popup.h
index dfe0bf5eb8..4cfdaa95df 100644
--- a/app/widgets/gimpview-popup.h
+++ b/app/widgets/gimpview-popup.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_VIEW_POPUP_H__
diff --git a/app/widgets/gimpview.c b/app/widgets/gimpview.c
index acf70e7f73..19c9b42720 100644
--- a/app/widgets/gimpview.c
+++ b/app/widgets/gimpview.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimpview.h b/app/widgets/gimpview.h
index 645c992aa1..328aa5c9d7 100644
--- a/app/widgets/gimpview.h
+++ b/app/widgets/gimpview.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_VIEW_H__
diff --git a/app/widgets/gimpviewablebox.c b/app/widgets/gimpviewablebox.c
index b6ddb7b8be..e452105ef3 100644
--- a/app/widgets/gimpviewablebox.c
+++ b/app/widgets/gimpviewablebox.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimpviewablebox.h b/app/widgets/gimpviewablebox.h
index 56c84d5444..05552453f8 100644
--- a/app/widgets/gimpviewablebox.h
+++ b/app/widgets/gimpviewablebox.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_VIEWABLE_BOX_H__
diff --git a/app/widgets/gimpviewablebutton.c b/app/widgets/gimpviewablebutton.c
index 54c8bf49f7..0d44756c3e 100644
--- a/app/widgets/gimpviewablebutton.c
+++ b/app/widgets/gimpviewablebutton.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimpviewablebutton.h b/app/widgets/gimpviewablebutton.h
index 8b124e2598..fd1cfa8b17 100644
--- a/app/widgets/gimpviewablebutton.h
+++ b/app/widgets/gimpviewablebutton.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_VIEWABLE_BUTTON_H__
diff --git a/app/widgets/gimpviewabledialog.c b/app/widgets/gimpviewabledialog.c
index f50b702d49..8cbe7234e0 100644
--- a/app/widgets/gimpviewabledialog.c
+++ b/app/widgets/gimpviewabledialog.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimpviewabledialog.h b/app/widgets/gimpviewabledialog.h
index 3bd82bafaa..f7b3dae4ec 100644
--- a/app/widgets/gimpviewabledialog.h
+++ b/app/widgets/gimpviewabledialog.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_VIEWABLE_DIALOG_H__
diff --git a/app/widgets/gimpviewrenderer-frame.c b/app/widgets/gimpviewrenderer-frame.c
index 0c938d0399..3abd1991fe 100644
--- a/app/widgets/gimpviewrenderer-frame.c
+++ b/app/widgets/gimpviewrenderer-frame.c
@@ -17,7 +17,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimpviewrenderer-frame.h b/app/widgets/gimpviewrenderer-frame.h
index 1c7b7ef8e5..e8cbd4ad8a 100644
--- a/app/widgets/gimpviewrenderer-frame.h
+++ b/app/widgets/gimpviewrenderer-frame.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_VIEW_RENDERER_FRAME_H__
diff --git a/app/widgets/gimpviewrenderer-utils.c b/app/widgets/gimpviewrenderer-utils.c
index 0f0235f3bf..9034cf4f49 100644
--- a/app/widgets/gimpviewrenderer-utils.c
+++ b/app/widgets/gimpviewrenderer-utils.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimpviewrenderer-utils.h b/app/widgets/gimpviewrenderer-utils.h
index df59ed0f4e..3cf60d0c14 100644
--- a/app/widgets/gimpviewrenderer-utils.h
+++ b/app/widgets/gimpviewrenderer-utils.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_VIEW_RENDERER_UTILS_H__
diff --git a/app/widgets/gimpviewrenderer.c b/app/widgets/gimpviewrenderer.c
index 138604926d..bdad3ca884 100644
--- a/app/widgets/gimpviewrenderer.c
+++ b/app/widgets/gimpviewrenderer.c
@@ -16,7 +16,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimpviewrenderer.h b/app/widgets/gimpviewrenderer.h
index c532862f99..6d14533700 100644
--- a/app/widgets/gimpviewrenderer.h
+++ b/app/widgets/gimpviewrenderer.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_VIEW_RENDERER_H__
diff --git a/app/widgets/gimpviewrendererbrush.c b/app/widgets/gimpviewrendererbrush.c
index 52847802bb..0bf0116b3b 100644
--- a/app/widgets/gimpviewrendererbrush.c
+++ b/app/widgets/gimpviewrendererbrush.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimpviewrendererbrush.h b/app/widgets/gimpviewrendererbrush.h
index aee40b7391..b9a5399d40 100644
--- a/app/widgets/gimpviewrendererbrush.h
+++ b/app/widgets/gimpviewrendererbrush.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_VIEW_RENDERER_BRUSH_H__
diff --git a/app/widgets/gimpviewrendererbuffer.c b/app/widgets/gimpviewrendererbuffer.c
index 55ff4935a2..7f9d01e13f 100644
--- a/app/widgets/gimpviewrendererbuffer.c
+++ b/app/widgets/gimpviewrendererbuffer.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimpviewrendererbuffer.h b/app/widgets/gimpviewrendererbuffer.h
index 338ab3d245..df748969ab 100644
--- a/app/widgets/gimpviewrendererbuffer.h
+++ b/app/widgets/gimpviewrendererbuffer.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_VIEW_RENDERER_BUFFER_H__
diff --git a/app/widgets/gimpviewrendererdrawable.c b/app/widgets/gimpviewrendererdrawable.c
index 157df105ac..f3ee8c10c1 100644
--- a/app/widgets/gimpviewrendererdrawable.c
+++ b/app/widgets/gimpviewrendererdrawable.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimpviewrendererdrawable.h b/app/widgets/gimpviewrendererdrawable.h
index 090726f0fd..a0634588a5 100644
--- a/app/widgets/gimpviewrendererdrawable.h
+++ b/app/widgets/gimpviewrendererdrawable.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_VIEW_RENDERER_DRAWABLE_H__
diff --git a/app/widgets/gimpviewrenderergradient.c b/app/widgets/gimpviewrenderergradient.c
index a82895c404..a2820fcbd3 100644
--- a/app/widgets/gimpviewrenderergradient.c
+++ b/app/widgets/gimpviewrenderergradient.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimpviewrenderergradient.h b/app/widgets/gimpviewrenderergradient.h
index 6d082a9893..ce8816fbb3 100644
--- a/app/widgets/gimpviewrenderergradient.h
+++ b/app/widgets/gimpviewrenderergradient.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_VIEW_RENDERER_GRADIENT_H__
diff --git a/app/widgets/gimpviewrendererimage.c b/app/widgets/gimpviewrendererimage.c
index e381f73ada..04a7135907 100644
--- a/app/widgets/gimpviewrendererimage.c
+++ b/app/widgets/gimpviewrendererimage.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimpviewrendererimage.h b/app/widgets/gimpviewrendererimage.h
index 75735220af..e73bc47a6a 100644
--- a/app/widgets/gimpviewrendererimage.h
+++ b/app/widgets/gimpviewrendererimage.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_VIEW_RENDERER_IMAGE_H__
diff --git a/app/widgets/gimpviewrendererimagefile.c b/app/widgets/gimpviewrendererimagefile.c
index 189829146e..ba8ee94c20 100644
--- a/app/widgets/gimpviewrendererimagefile.c
+++ b/app/widgets/gimpviewrendererimagefile.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimpviewrendererimagefile.h b/app/widgets/gimpviewrendererimagefile.h
index c51f6e8e00..223afd94c8 100644
--- a/app/widgets/gimpviewrendererimagefile.h
+++ b/app/widgets/gimpviewrendererimagefile.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_VIEW_RENDERER_IMAGEFILE_H__
diff --git a/app/widgets/gimpviewrendererlayer.c b/app/widgets/gimpviewrendererlayer.c
index e1ee90ba6d..6c4c6cb5ee 100644
--- a/app/widgets/gimpviewrendererlayer.c
+++ b/app/widgets/gimpviewrendererlayer.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimpviewrendererlayer.h b/app/widgets/gimpviewrendererlayer.h
index 3ac13ab0fd..e770ec2546 100644
--- a/app/widgets/gimpviewrendererlayer.h
+++ b/app/widgets/gimpviewrendererlayer.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_VIEW_RENDERER_LAYER_H__
diff --git a/app/widgets/gimpviewrendererpalette.c b/app/widgets/gimpviewrendererpalette.c
index d320a203bd..6c99c60539 100644
--- a/app/widgets/gimpviewrendererpalette.c
+++ b/app/widgets/gimpviewrendererpalette.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimpviewrendererpalette.h b/app/widgets/gimpviewrendererpalette.h
index deb1d557c5..53b3736734 100644
--- a/app/widgets/gimpviewrendererpalette.h
+++ b/app/widgets/gimpviewrendererpalette.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_VIEW_RENDERER_PALETTE_H__
diff --git a/app/widgets/gimpviewrenderervectors.c b/app/widgets/gimpviewrenderervectors.c
index 97bea3e33c..2d04048457 100644
--- a/app/widgets/gimpviewrenderervectors.c
+++ b/app/widgets/gimpviewrenderervectors.c
@@ -16,7 +16,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimpviewrenderervectors.h b/app/widgets/gimpviewrenderervectors.h
index e084e4c881..f6c981fc27 100644
--- a/app/widgets/gimpviewrenderervectors.h
+++ b/app/widgets/gimpviewrenderervectors.h
@@ -16,7 +16,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_VIEW_RENDERER_VECTORS_H__
diff --git a/app/widgets/gimpwidgets-constructors.c b/app/widgets/gimpwidgets-constructors.c
index 7dd6ea7efb..cde4a81e7a 100644
--- a/app/widgets/gimpwidgets-constructors.c
+++ b/app/widgets/gimpwidgets-constructors.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimpwidgets-constructors.h b/app/widgets/gimpwidgets-constructors.h
index e2a3b79b0a..909f4ca543 100644
--- a/app/widgets/gimpwidgets-constructors.h
+++ b/app/widgets/gimpwidgets-constructors.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_WIDGETS_CONSTRUCTORS_H__
diff --git a/app/widgets/gimpwidgets-utils.c b/app/widgets/gimpwidgets-utils.c
index a529bf802f..fe2b542377 100644
--- a/app/widgets/gimpwidgets-utils.c
+++ b/app/widgets/gimpwidgets-utils.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimpwidgets-utils.h b/app/widgets/gimpwidgets-utils.h
index 1a2f1489f0..86dea5b21b 100644
--- a/app/widgets/gimpwidgets-utils.h
+++ b/app/widgets/gimpwidgets-utils.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __APP_GIMP_WIDGETS_UTILS_H__
diff --git a/app/widgets/gimpwindow.c b/app/widgets/gimpwindow.c
index 76c8ee578f..8bbd585d2e 100644
--- a/app/widgets/gimpwindow.c
+++ b/app/widgets/gimpwindow.c
@@ -14,7 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimpwindow.h b/app/widgets/gimpwindow.h
index f81880dc30..9ee3af2cb1 100644
--- a/app/widgets/gimpwindow.h
+++ b/app/widgets/gimpwindow.h
@@ -14,7 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_WINDOW_H__
diff --git a/app/widgets/gimpwindowstrategy.c b/app/widgets/gimpwindowstrategy.c
index 7592af2e21..5105133937 100644
--- a/app/widgets/gimpwindowstrategy.c
+++ b/app/widgets/gimpwindowstrategy.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/widgets/gimpwindowstrategy.h b/app/widgets/gimpwindowstrategy.h
index 1d618664e8..0c1b37aa81 100644
--- a/app/widgets/gimpwindowstrategy.h
+++ b/app/widgets/gimpwindowstrategy.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_WINDOW_STRATEGY_H__
diff --git a/app/widgets/widgets-enums.h b/app/widgets/widgets-enums.h
index 0c7787fea2..48e1bd656d 100644
--- a/app/widgets/widgets-enums.h
+++ b/app/widgets/widgets-enums.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __WIDGETS_ENUMS_H__
diff --git a/app/widgets/widgets-types.h b/app/widgets/widgets-types.h
index 572bf5fe05..a00245aad7 100644
--- a/app/widgets/widgets-types.h
+++ b/app/widgets/widgets-types.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __WIDGETS_TYPES_H__
diff --git a/app/xcf/xcf-load.c b/app/xcf/xcf-load.c
index 635d525c10..3b8a4adbab 100644
--- a/app/xcf/xcf-load.c
+++ b/app/xcf/xcf-load.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/xcf/xcf-load.h b/app/xcf/xcf-load.h
index 942a504443..94881d0fcc 100644
--- a/app/xcf/xcf-load.h
+++ b/app/xcf/xcf-load.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __XCF_LOAD_H__
diff --git a/app/xcf/xcf-private.h b/app/xcf/xcf-private.h
index 4b18fc8164..a2048d9aca 100644
--- a/app/xcf/xcf-private.h
+++ b/app/xcf/xcf-private.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __XCF_PRIVATE_H__
diff --git a/app/xcf/xcf-read.c b/app/xcf/xcf-read.c
index 2c281a87bf..1c53436649 100644
--- a/app/xcf/xcf-read.c
+++ b/app/xcf/xcf-read.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/xcf/xcf-read.h b/app/xcf/xcf-read.h
index e15afb46db..2a75a76169 100644
--- a/app/xcf/xcf-read.h
+++ b/app/xcf/xcf-read.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __XCF_READ_H__
diff --git a/app/xcf/xcf-save.c b/app/xcf/xcf-save.c
index 026014b9bf..795c6eeae9 100644
--- a/app/xcf/xcf-save.c
+++ b/app/xcf/xcf-save.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/xcf/xcf-save.h b/app/xcf/xcf-save.h
index 5278539c9b..d3af16952a 100644
--- a/app/xcf/xcf-save.h
+++ b/app/xcf/xcf-save.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __XCF_SAVE_H__
diff --git a/app/xcf/xcf-seek.c b/app/xcf/xcf-seek.c
index a1ca86a1f9..26fcc27c1b 100644
--- a/app/xcf/xcf-seek.c
+++ b/app/xcf/xcf-seek.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/xcf/xcf-seek.h b/app/xcf/xcf-seek.h
index 29845e656b..02d629f965 100644
--- a/app/xcf/xcf-seek.h
+++ b/app/xcf/xcf-seek.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __XCF_SEEK_H__
diff --git a/app/xcf/xcf-utils.c b/app/xcf/xcf-utils.c
index 6ef0b72cfb..726cad253c 100644
--- a/app/xcf/xcf-utils.c
+++ b/app/xcf/xcf-utils.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/xcf/xcf-utils.h b/app/xcf/xcf-utils.h
index 07b6856c6a..5f4673fc23 100644
--- a/app/xcf/xcf-utils.h
+++ b/app/xcf/xcf-utils.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __XCF_UTILS_H__
diff --git a/app/xcf/xcf-write.c b/app/xcf/xcf-write.c
index 709b477966..a154bf55dd 100644
--- a/app/xcf/xcf-write.c
+++ b/app/xcf/xcf-write.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/xcf/xcf-write.h b/app/xcf/xcf-write.h
index 21769ec056..63ec15df92 100644
--- a/app/xcf/xcf-write.h
+++ b/app/xcf/xcf-write.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __XCF_WRITE_H__
diff --git a/app/xcf/xcf.c b/app/xcf/xcf.c
index 89cdc2bd19..01fce11efb 100644
--- a/app/xcf/xcf.c
+++ b/app/xcf/xcf.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/app/xcf/xcf.h b/app/xcf/xcf.h
index 4bb1c064af..b3c5e41dd6 100644
--- a/app/xcf/xcf.h
+++ b/app/xcf/xcf.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __XCF_H__
diff --git a/libgimp/gimp.c b/libgimp/gimp.c
index 0cb78583e9..7b4ee00b3f 100644
--- a/libgimp/gimp.c
+++ b/libgimp/gimp.c
@@ -15,7 +15,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/libgimp/gimp.h b/libgimp/gimp.h
index 52acfb63bd..fe7accbb00 100644
--- a/libgimp/gimp.h
+++ b/libgimp/gimp.h
@@ -15,7 +15,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_H__
diff --git a/libgimp/gimp_pdb.c b/libgimp/gimp_pdb.c
index 2abdb4157c..b041d766e7 100644
--- a/libgimp/gimp_pdb.c
+++ b/libgimp/gimp_pdb.c
@@ -15,7 +15,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 /* NOTE: This file is auto-generated by pdbgen.pl */
diff --git a/libgimp/gimp_pdb.h b/libgimp/gimp_pdb.h
index eb217c4ae2..25ef652825 100644
--- a/libgimp/gimp_pdb.h
+++ b/libgimp/gimp_pdb.h
@@ -15,7 +15,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 /* NOTE: This file is auto-generated by pdbgen.pl */
diff --git a/libgimp/gimp_pdb_headers.h b/libgimp/gimp_pdb_headers.h
index b9c47b35e0..8b459305f9 100644
--- a/libgimp/gimp_pdb_headers.h
+++ b/libgimp/gimp_pdb_headers.h
@@ -15,7 +15,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 /* NOTE: This file is auto-generated by pdbgen.pl */
diff --git a/libgimp/gimpaspectpreview.c b/libgimp/gimpaspectpreview.c
index a1995a9eb0..d973153f0f 100644
--- a/libgimp/gimpaspectpreview.c
+++ b/libgimp/gimpaspectpreview.c
@@ -15,7 +15,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/libgimp/gimpaspectpreview.h b/libgimp/gimpaspectpreview.h
index 4ee96cf6fc..3e7cc4ead0 100644
--- a/libgimp/gimpaspectpreview.h
+++ b/libgimp/gimpaspectpreview.h
@@ -15,7 +15,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #if !defined (__GIMP_UI_H_INSIDE__) && !defined (GIMP_COMPILATION)
diff --git a/libgimp/gimpbrush_pdb.c b/libgimp/gimpbrush_pdb.c
index 6ae46a3bc5..6cb5bc7a57 100644
--- a/libgimp/gimpbrush_pdb.c
+++ b/libgimp/gimpbrush_pdb.c
@@ -15,7 +15,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 /* NOTE: This file is auto-generated by pdbgen.pl */
diff --git a/libgimp/gimpbrush_pdb.h b/libgimp/gimpbrush_pdb.h
index 6a1b17caf6..f56c5685b9 100644
--- a/libgimp/gimpbrush_pdb.h
+++ b/libgimp/gimpbrush_pdb.h
@@ -15,7 +15,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 /* NOTE: This file is auto-generated by pdbgen.pl */
diff --git a/libgimp/gimpbrushes_pdb.c b/libgimp/gimpbrushes_pdb.c
index 51f3f97264..1f6da40061 100644
--- a/libgimp/gimpbrushes_pdb.c
+++ b/libgimp/gimpbrushes_pdb.c
@@ -15,7 +15,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 /* NOTE: This file is auto-generated by pdbgen.pl */
diff --git a/libgimp/gimpbrushes_pdb.h b/libgimp/gimpbrushes_pdb.h
index 00cc2c7631..d4f013a124 100644
--- a/libgimp/gimpbrushes_pdb.h
+++ b/libgimp/gimpbrushes_pdb.h
@@ -15,7 +15,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 /* NOTE: This file is auto-generated by pdbgen.pl */
diff --git a/libgimp/gimpbrushselect.c b/libgimp/gimpbrushselect.c
index 263953c9a7..5d79f41d97 100644
--- a/libgimp/gimpbrushselect.c
+++ b/libgimp/gimpbrushselect.c
@@ -15,7 +15,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/libgimp/gimpbrushselect.h b/libgimp/gimpbrushselect.h
index a24b60773f..ee66d05cc5 100644
--- a/libgimp/gimpbrushselect.h
+++ b/libgimp/gimpbrushselect.h
@@ -15,7 +15,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #if !defined (__GIMP_H_INSIDE__) && !defined (GIMP_COMPILATION)
diff --git a/libgimp/gimpbrushselect_pdb.c b/libgimp/gimpbrushselect_pdb.c
index 1b81ee2bc6..9a813f1ac4 100644
--- a/libgimp/gimpbrushselect_pdb.c
+++ b/libgimp/gimpbrushselect_pdb.c
@@ -15,7 +15,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 /* NOTE: This file is auto-generated by pdbgen.pl */
diff --git a/libgimp/gimpbrushselect_pdb.h b/libgimp/gimpbrushselect_pdb.h
index a1c86a8cb0..ae401f2d59 100644
--- a/libgimp/gimpbrushselect_pdb.h
+++ b/libgimp/gimpbrushselect_pdb.h
@@ -15,7 +15,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 /* NOTE: This file is auto-generated by pdbgen.pl */
diff --git a/libgimp/gimpbrushselectbutton.c b/libgimp/gimpbrushselectbutton.c
index e481df3825..68b6b5a34d 100644
--- a/libgimp/gimpbrushselectbutton.c
+++ b/libgimp/gimpbrushselectbutton.c
@@ -16,7 +16,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/libgimp/gimpbrushselectbutton.h b/libgimp/gimpbrushselectbutton.h
index 2b7286e857..1319111ffc 100644
--- a/libgimp/gimpbrushselectbutton.h
+++ b/libgimp/gimpbrushselectbutton.h
@@ -15,7 +15,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #if !defined (__GIMP_UI_H_INSIDE__) && !defined (GIMP_COMPILATION)
diff --git a/libgimp/gimpbuffer_pdb.c b/libgimp/gimpbuffer_pdb.c
index 4a17f6e378..afe8ee09b3 100644
--- a/libgimp/gimpbuffer_pdb.c
+++ b/libgimp/gimpbuffer_pdb.c
@@ -15,7 +15,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 /* NOTE: This file is auto-generated by pdbgen.pl */
diff --git a/libgimp/gimpbuffer_pdb.h b/libgimp/gimpbuffer_pdb.h
index 078463a4ec..83b919664e 100644
--- a/libgimp/gimpbuffer_pdb.h
+++ b/libgimp/gimpbuffer_pdb.h
@@ -15,7 +15,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 /* NOTE: This file is auto-generated by pdbgen.pl */
diff --git a/libgimp/gimpchannel.c b/libgimp/gimpchannel.c
index 8b7e13a2bd..00a45f2ef7 100644
--- a/libgimp/gimpchannel.c
+++ b/libgimp/gimpchannel.c
@@ -15,7 +15,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/libgimp/gimpchannel.h b/libgimp/gimpchannel.h
index a51eaa161e..62b168ef8a 100644
--- a/libgimp/gimpchannel.h
+++ b/libgimp/gimpchannel.h
@@ -15,7 +15,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #if !defined (__GIMP_H_INSIDE__) && !defined (GIMP_COMPILATION)
diff --git a/libgimp/gimpchannel_pdb.c b/libgimp/gimpchannel_pdb.c
index 28c29d06ee..a1b1a85896 100644
--- a/libgimp/gimpchannel_pdb.c
+++ b/libgimp/gimpchannel_pdb.c
@@ -15,7 +15,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 /* NOTE: This file is auto-generated by pdbgen.pl */
diff --git a/libgimp/gimpchannel_pdb.h b/libgimp/gimpchannel_pdb.h
index 446cf1a73a..84fa4af120 100644
--- a/libgimp/gimpchannel_pdb.h
+++ b/libgimp/gimpchannel_pdb.h
@@ -15,7 +15,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 /* NOTE: This file is auto-generated by pdbgen.pl */
diff --git a/libgimp/gimpcontext_pdb.c b/libgimp/gimpcontext_pdb.c
index 6e265ea6a2..8ebcba208b 100644
--- a/libgimp/gimpcontext_pdb.c
+++ b/libgimp/gimpcontext_pdb.c
@@ -15,7 +15,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 /* NOTE: This file is auto-generated by pdbgen.pl */
diff --git a/libgimp/gimpcontext_pdb.h b/libgimp/gimpcontext_pdb.h
index 333d5c7c72..743037e309 100644
--- a/libgimp/gimpcontext_pdb.h
+++ b/libgimp/gimpcontext_pdb.h
@@ -15,7 +15,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 /* NOTE: This file is auto-generated by pdbgen.pl */
diff --git a/libgimp/gimpdebug_pdb.c b/libgimp/gimpdebug_pdb.c
index 2eb51efe27..64c165b085 100644
--- a/libgimp/gimpdebug_pdb.c
+++ b/libgimp/gimpdebug_pdb.c
@@ -15,7 +15,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 /* NOTE: This file is auto-generated by pdbgen.pl */
diff --git a/libgimp/gimpdebug_pdb.h b/libgimp/gimpdebug_pdb.h
index 760aad1ef4..234dc18128 100644
--- a/libgimp/gimpdebug_pdb.h
+++ b/libgimp/gimpdebug_pdb.h
@@ -15,7 +15,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 /* NOTE: This file is auto-generated by pdbgen.pl */
diff --git a/libgimp/gimpdisplay_pdb.c b/libgimp/gimpdisplay_pdb.c
index 6e354dd009..9f1eba048b 100644
--- a/libgimp/gimpdisplay_pdb.c
+++ b/libgimp/gimpdisplay_pdb.c
@@ -15,7 +15,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 /* NOTE: This file is auto-generated by pdbgen.pl */
diff --git a/libgimp/gimpdisplay_pdb.h b/libgimp/gimpdisplay_pdb.h
index 9b01eb2fce..b9cdeb9572 100644
--- a/libgimp/gimpdisplay_pdb.h
+++ b/libgimp/gimpdisplay_pdb.h
@@ -15,7 +15,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 /* NOTE: This file is auto-generated by pdbgen.pl */
diff --git a/libgimp/gimpdrawable.c b/libgimp/gimpdrawable.c
index c8586bbc75..e96b7016e3 100644
--- a/libgimp/gimpdrawable.c
+++ b/libgimp/gimpdrawable.c
@@ -15,7 +15,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/libgimp/gimpdrawable.h b/libgimp/gimpdrawable.h
index 5ebffeb8a7..8893aa152a 100644
--- a/libgimp/gimpdrawable.h
+++ b/libgimp/gimpdrawable.h
@@ -15,7 +15,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #if !defined (__GIMP_H_INSIDE__) && !defined (GIMP_COMPILATION)
diff --git a/libgimp/gimpdrawable_pdb.c b/libgimp/gimpdrawable_pdb.c
index 159f97d184..3b49356f80 100644
--- a/libgimp/gimpdrawable_pdb.c
+++ b/libgimp/gimpdrawable_pdb.c
@@ -15,7 +15,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 /* NOTE: This file is auto-generated by pdbgen.pl */
diff --git a/libgimp/gimpdrawable_pdb.h b/libgimp/gimpdrawable_pdb.h
index a1eb9a390e..0bb6880001 100644
--- a/libgimp/gimpdrawable_pdb.h
+++ b/libgimp/gimpdrawable_pdb.h
@@ -15,7 +15,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 /* NOTE: This file is auto-generated by pdbgen.pl */
diff --git a/libgimp/gimpdrawablecolor_pdb.c b/libgimp/gimpdrawablecolor_pdb.c
index e637ce0d4b..dcc12e3794 100644
--- a/libgimp/gimpdrawablecolor_pdb.c
+++ b/libgimp/gimpdrawablecolor_pdb.c
@@ -15,7 +15,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 /* NOTE: This file is auto-generated by pdbgen.pl */
diff --git a/libgimp/gimpdrawablecolor_pdb.h b/libgimp/gimpdrawablecolor_pdb.h
index ae10d9692b..944d2fc3d4 100644
--- a/libgimp/gimpdrawablecolor_pdb.h
+++ b/libgimp/gimpdrawablecolor_pdb.h
@@ -15,7 +15,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 /* NOTE: This file is auto-generated by pdbgen.pl */
diff --git a/libgimp/gimpdrawableedit_pdb.c b/libgimp/gimpdrawableedit_pdb.c
index cea956f839..87d281ecaf 100644
--- a/libgimp/gimpdrawableedit_pdb.c
+++ b/libgimp/gimpdrawableedit_pdb.c
@@ -15,7 +15,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 /* NOTE: This file is auto-generated by pdbgen.pl */
diff --git a/libgimp/gimpdrawableedit_pdb.h b/libgimp/gimpdrawableedit_pdb.h
index 16717c04bf..5b63662bfa 100644
--- a/libgimp/gimpdrawableedit_pdb.h
+++ b/libgimp/gimpdrawableedit_pdb.h
@@ -15,7 +15,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 /* NOTE: This file is auto-generated by pdbgen.pl */
diff --git a/libgimp/gimpdrawablepreview.c b/libgimp/gimpdrawablepreview.c
index 8d1cc53080..812b9e6b4b 100644
--- a/libgimp/gimpdrawablepreview.c
+++ b/libgimp/gimpdrawablepreview.c
@@ -15,7 +15,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/libgimp/gimpdrawablepreview.h b/libgimp/gimpdrawablepreview.h
index 8a84411406..6b06033e02 100644
--- a/libgimp/gimpdrawablepreview.h
+++ b/libgimp/gimpdrawablepreview.h
@@ -15,7 +15,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #if !defined (__GIMP_UI_H_INSIDE__) && !defined (GIMP_COMPILATION)
diff --git a/libgimp/gimpdynamics_pdb.c b/libgimp/gimpdynamics_pdb.c
index ab429906a4..929ce35585 100644
--- a/libgimp/gimpdynamics_pdb.c
+++ b/libgimp/gimpdynamics_pdb.c
@@ -15,7 +15,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 /* NOTE: This file is auto-generated by pdbgen.pl */
diff --git a/libgimp/gimpdynamics_pdb.h b/libgimp/gimpdynamics_pdb.h
index 8365d86502..6623ffc01d 100644
--- a/libgimp/gimpdynamics_pdb.h
+++ b/libgimp/gimpdynamics_pdb.h
@@ -15,7 +15,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 /* NOTE: This file is auto-generated by pdbgen.pl */
diff --git a/libgimp/gimpedit_pdb.c b/libgimp/gimpedit_pdb.c
index e84b5b5dd8..fcb0eab389 100644
--- a/libgimp/gimpedit_pdb.c
+++ b/libgimp/gimpedit_pdb.c
@@ -15,7 +15,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 /* NOTE: This file is auto-generated by pdbgen.pl */
diff --git a/libgimp/gimpedit_pdb.h b/libgimp/gimpedit_pdb.h
index 5bf8ed5b13..4e8c68e322 100644
--- a/libgimp/gimpedit_pdb.h
+++ b/libgimp/gimpedit_pdb.h
@@ -15,7 +15,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 /* NOTE: This file is auto-generated by pdbgen.pl */
diff --git a/libgimp/gimpenums.h b/libgimp/gimpenums.h
index 8899d2bc7b..6265ee81a2 100644
--- a/libgimp/gimpenums.h
+++ b/libgimp/gimpenums.h
@@ -13,7 +13,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 /* NOTE: This file is autogenerated by enumcode.pl */
diff --git a/libgimp/gimpexport.c b/libgimp/gimpexport.c
index 9056bff749..8cab00e4be 100644
--- a/libgimp/gimpexport.c
+++ b/libgimp/gimpexport.c
@@ -16,7 +16,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/libgimp/gimpexport.h b/libgimp/gimpexport.h
index 31528ad675..11d4dff187 100644
--- a/libgimp/gimpexport.h
+++ b/libgimp/gimpexport.h
@@ -16,7 +16,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #if !defined (__GIMP_UI_H_INSIDE__) && !defined (GIMP_COMPILATION)
diff --git a/libgimp/gimpfileops_pdb.c b/libgimp/gimpfileops_pdb.c
index 103eee8450..e230b9a317 100644
--- a/libgimp/gimpfileops_pdb.c
+++ b/libgimp/gimpfileops_pdb.c
@@ -15,7 +15,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 /* NOTE: This file is auto-generated by pdbgen.pl */
diff --git a/libgimp/gimpfileops_pdb.h b/libgimp/gimpfileops_pdb.h
index 1d711d1860..f972c99bc4 100644
--- a/libgimp/gimpfileops_pdb.h
+++ b/libgimp/gimpfileops_pdb.h
@@ -15,7 +15,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 /* NOTE: This file is auto-generated by pdbgen.pl */
diff --git a/libgimp/gimpfloatingsel_pdb.c b/libgimp/gimpfloatingsel_pdb.c
index 5e2f26e720..370de7dae0 100644
--- a/libgimp/gimpfloatingsel_pdb.c
+++ b/libgimp/gimpfloatingsel_pdb.c
@@ -15,7 +15,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 /* NOTE: This file is auto-generated by pdbgen.pl */
diff --git a/libgimp/gimpfloatingsel_pdb.h b/libgimp/gimpfloatingsel_pdb.h
index 519d23da34..8a3b3d2d7c 100644
--- a/libgimp/gimpfloatingsel_pdb.h
+++ b/libgimp/gimpfloatingsel_pdb.h
@@ -15,7 +15,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 /* NOTE: This file is auto-generated by pdbgen.pl */
diff --git a/libgimp/gimpfonts_pdb.c b/libgimp/gimpfonts_pdb.c
index fcdd71fa0c..c84b2bd9ab 100644
--- a/libgimp/gimpfonts_pdb.c
+++ b/libgimp/gimpfonts_pdb.c
@@ -15,7 +15,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 /* NOTE: This file is auto-generated by pdbgen.pl */
diff --git a/libgimp/gimpfonts_pdb.h b/libgimp/gimpfonts_pdb.h
index a2f17ae865..8ef2a7b0ac 100644
--- a/libgimp/gimpfonts_pdb.h
+++ b/libgimp/gimpfonts_pdb.h
@@ -15,7 +15,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 /* NOTE: This file is auto-generated by pdbgen.pl */
diff --git a/libgimp/gimpfontselect.c b/libgimp/gimpfontselect.c
index 6b3735bf88..0b2ece7b87 100644
--- a/libgimp/gimpfontselect.c
+++ b/libgimp/gimpfontselect.c
@@ -15,7 +15,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/libgimp/gimpfontselect.h b/libgimp/gimpfontselect.h
index c0292f6dcc..3adfb1d717 100644
--- a/libgimp/gimpfontselect.h
+++ b/libgimp/gimpfontselect.h
@@ -15,7 +15,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #if !defined (__GIMP_H_INSIDE__) && !defined (GIMP_COMPILATION)
diff --git a/libgimp/gimpfontselect_pdb.c b/libgimp/gimpfontselect_pdb.c
index f25b9573ff..14c121804e 100644
--- a/libgimp/gimpfontselect_pdb.c
+++ b/libgimp/gimpfontselect_pdb.c
@@ -15,7 +15,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 /* NOTE: This file is auto-generated by pdbgen.pl */
diff --git a/libgimp/gimpfontselect_pdb.h b/libgimp/gimpfontselect_pdb.h
index 68538662be..1685e351a3 100644
--- a/libgimp/gimpfontselect_pdb.h
+++ b/libgimp/gimpfontselect_pdb.h
@@ -15,7 +15,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 /* NOTE: This file is auto-generated by pdbgen.pl */
diff --git a/libgimp/gimpfontselectbutton.c b/libgimp/gimpfontselectbutton.c
index 287efea6f4..ed877181d7 100644
--- a/libgimp/gimpfontselectbutton.c
+++ b/libgimp/gimpfontselectbutton.c
@@ -16,7 +16,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/libgimp/gimpfontselectbutton.h b/libgimp/gimpfontselectbutton.h
index 9a700f73b6..ac816092aa 100644
--- a/libgimp/gimpfontselectbutton.h
+++ b/libgimp/gimpfontselectbutton.h
@@ -15,7 +15,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #if !defined (__GIMP_UI_H_INSIDE__) && !defined (GIMP_COMPILATION)
diff --git a/libgimp/gimpgimprc.c b/libgimp/gimpgimprc.c
index e66b89e2d3..15dcde78f3 100644
--- a/libgimp/gimpgimprc.c
+++ b/libgimp/gimpgimprc.c
@@ -15,7 +15,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/libgimp/gimpgimprc.h b/libgimp/gimpgimprc.h
index 6f264d8d47..a1326f9ee1 100644
--- a/libgimp/gimpgimprc.h
+++ b/libgimp/gimpgimprc.h
@@ -15,7 +15,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #if !defined (__GIMP_H_INSIDE__) && !defined (GIMP_COMPILATION)
diff --git a/libgimp/gimpgimprc_pdb.c b/libgimp/gimpgimprc_pdb.c
index e595b58bc8..eb799f5681 100644
--- a/libgimp/gimpgimprc_pdb.c
+++ b/libgimp/gimpgimprc_pdb.c
@@ -15,7 +15,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 /* NOTE: This file is auto-generated by pdbgen.pl */
diff --git a/libgimp/gimpgimprc_pdb.h b/libgimp/gimpgimprc_pdb.h
index 4be14ca0ec..526619838a 100644
--- a/libgimp/gimpgimprc_pdb.h
+++ b/libgimp/gimpgimprc_pdb.h
@@ -15,7 +15,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 /* NOTE: This file is auto-generated by pdbgen.pl */
diff --git a/libgimp/gimpgradient_pdb.c b/libgimp/gimpgradient_pdb.c
index 05d28b6919..f47ee8f48c 100644
--- a/libgimp/gimpgradient_pdb.c
+++ b/libgimp/gimpgradient_pdb.c
@@ -15,7 +15,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 /* NOTE: This file is auto-generated by pdbgen.pl */
diff --git a/libgimp/gimpgradient_pdb.h b/libgimp/gimpgradient_pdb.h
index 0d734c8a59..e0ea6b3fe8 100644
--- a/libgimp/gimpgradient_pdb.h
+++ b/libgimp/gimpgradient_pdb.h
@@ -15,7 +15,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 /* NOTE: This file is auto-generated by pdbgen.pl */
diff --git a/libgimp/gimpgradients_pdb.c b/libgimp/gimpgradients_pdb.c
index 3ba2bba11e..71f17b8e29 100644
--- a/libgimp/gimpgradients_pdb.c
+++ b/libgimp/gimpgradients_pdb.c
@@ -15,7 +15,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 /* NOTE: This file is auto-generated by pdbgen.pl */
diff --git a/libgimp/gimpgradients_pdb.h b/libgimp/gimpgradients_pdb.h
index 291fe6ce13..218a7e11b6 100644
--- a/libgimp/gimpgradients_pdb.h
+++ b/libgimp/gimpgradients_pdb.h
@@ -15,7 +15,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 /* NOTE: This file is auto-generated by pdbgen.pl */
diff --git a/libgimp/gimpgradientselect.c b/libgimp/gimpgradientselect.c
index c8d8a8098b..adc560ec13 100644
--- a/libgimp/gimpgradientselect.c
+++ b/libgimp/gimpgradientselect.c
@@ -15,7 +15,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/libgimp/gimpgradientselect.h b/libgimp/gimpgradientselect.h
index fe72a59d93..15063cc387 100644
--- a/libgimp/gimpgradientselect.h
+++ b/libgimp/gimpgradientselect.h
@@ -15,7 +15,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #if !defined (__GIMP_H_INSIDE__) && !defined (GIMP_COMPILATION)
diff --git a/libgimp/gimpgradientselect_pdb.c b/libgimp/gimpgradientselect_pdb.c
index 5f5417cb2c..86720d1e13 100644
--- a/libgimp/gimpgradientselect_pdb.c
+++ b/libgimp/gimpgradientselect_pdb.c
@@ -15,7 +15,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 /* NOTE: This file is auto-generated by pdbgen.pl */
diff --git a/libgimp/gimpgradientselect_pdb.h b/libgimp/gimpgradientselect_pdb.h
index cd91133800..e3b85937d6 100644
--- a/libgimp/gimpgradientselect_pdb.h
+++ b/libgimp/gimpgradientselect_pdb.h
@@ -15,7 +15,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 /* NOTE: This file is auto-generated by pdbgen.pl */
diff --git a/libgimp/gimpgradientselectbutton.c b/libgimp/gimpgradientselectbutton.c
index 0b90886163..9da89a3e96 100644
--- a/libgimp/gimpgradientselectbutton.c
+++ b/libgimp/gimpgradientselectbutton.c
@@ -16,7 +16,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/libgimp/gimpgradientselectbutton.h b/libgimp/gimpgradientselectbutton.h
index dd8b9dbe05..2d0549385a 100644
--- a/libgimp/gimpgradientselectbutton.h
+++ b/libgimp/gimpgradientselectbutton.h
@@ -15,7 +15,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #if !defined (__GIMP_UI_H_INSIDE__) && !defined (GIMP_COMPILATION)
diff --git a/libgimp/gimphelp_pdb.c b/libgimp/gimphelp_pdb.c
index bbe7b7a9cb..38e2be5c1b 100644
--- a/libgimp/gimphelp_pdb.c
+++ b/libgimp/gimphelp_pdb.c
@@ -15,7 +15,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 /* NOTE: This file is auto-generated by pdbgen.pl */
diff --git a/libgimp/gimphelp_pdb.h b/libgimp/gimphelp_pdb.h
index 02188e1316..850bab4706 100644
--- a/libgimp/gimphelp_pdb.h
+++ b/libgimp/gimphelp_pdb.h
@@ -15,7 +15,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 /* NOTE: This file is auto-generated by pdbgen.pl */
diff --git a/libgimp/gimpimage.c b/libgimp/gimpimage.c
index 85c39512a7..e765711485 100644
--- a/libgimp/gimpimage.c
+++ b/libgimp/gimpimage.c
@@ -15,7 +15,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/libgimp/gimpimage.h b/libgimp/gimpimage.h
index 0e0fd94969..2e8f7f0e5b 100644
--- a/libgimp/gimpimage.h
+++ b/libgimp/gimpimage.h
@@ -15,7 +15,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #if !defined (__GIMP_H_INSIDE__) && !defined (GIMP_COMPILATION)
diff --git a/libgimp/gimpimage_pdb.c b/libgimp/gimpimage_pdb.c
index 41503a5118..ff1616e50b 100644
--- a/libgimp/gimpimage_pdb.c
+++ b/libgimp/gimpimage_pdb.c
@@ -15,7 +15,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 /* NOTE: This file is auto-generated by pdbgen.pl */
diff --git a/libgimp/gimpimage_pdb.h b/libgimp/gimpimage_pdb.h
index 51ba4151dc..10f2a887b0 100644
--- a/libgimp/gimpimage_pdb.h
+++ b/libgimp/gimpimage_pdb.h
@@ -15,7 +15,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 /* NOTE: This file is auto-generated by pdbgen.pl */
diff --git a/libgimp/gimpimagecolorprofile.c b/libgimp/gimpimagecolorprofile.c
index 2b0b458934..0968445c3e 100644
--- a/libgimp/gimpimagecolorprofile.c
+++ b/libgimp/gimpimagecolorprofile.c
@@ -15,7 +15,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/libgimp/gimpimagecolorprofile.h b/libgimp/gimpimagecolorprofile.h
index b70051eb90..15defccd1e 100644
--- a/libgimp/gimpimagecolorprofile.h
+++ b/libgimp/gimpimagecolorprofile.h
@@ -15,7 +15,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #if !defined (__GIMP_H_INSIDE__) && !defined (GIMP_COMPILATION)
diff --git a/libgimp/gimpimagecolorprofile_pdb.c b/libgimp/gimpimagecolorprofile_pdb.c
index 864f2f25c6..ba55760520 100644
--- a/libgimp/gimpimagecolorprofile_pdb.c
+++ b/libgimp/gimpimagecolorprofile_pdb.c
@@ -15,7 +15,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 /* NOTE: This file is auto-generated by pdbgen.pl */
diff --git a/libgimp/gimpimagecolorprofile_pdb.h b/libgimp/gimpimagecolorprofile_pdb.h
index db55e582c2..4a76cbfe29 100644
--- a/libgimp/gimpimagecolorprofile_pdb.h
+++ b/libgimp/gimpimagecolorprofile_pdb.h
@@ -15,7 +15,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 /* NOTE: This file is auto-generated by pdbgen.pl */
diff --git a/libgimp/gimpimagecombobox.c b/libgimp/gimpimagecombobox.c
index 44f1e9c3b9..99aee7e454 100644
--- a/libgimp/gimpimagecombobox.c
+++ b/libgimp/gimpimagecombobox.c
@@ -16,7 +16,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/libgimp/gimpimagecombobox.h b/libgimp/gimpimagecombobox.h
index 53b4c262d1..146d0dacd8 100644
--- a/libgimp/gimpimagecombobox.h
+++ b/libgimp/gimpimagecombobox.h
@@ -16,7 +16,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #if !defined (__GIMP_UI_H_INSIDE__) && !defined (GIMP_COMPILATION)
diff --git a/libgimp/gimpimageconvert_pdb.c b/libgimp/gimpimageconvert_pdb.c
index 2b5275233c..df72667f56 100644
--- a/libgimp/gimpimageconvert_pdb.c
+++ b/libgimp/gimpimageconvert_pdb.c
@@ -15,7 +15,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 /* NOTE: This file is auto-generated by pdbgen.pl */
diff --git a/libgimp/gimpimageconvert_pdb.h b/libgimp/gimpimageconvert_pdb.h
index ebf070eb1b..6bbcf0cb7a 100644
--- a/libgimp/gimpimageconvert_pdb.h
+++ b/libgimp/gimpimageconvert_pdb.h
@@ -15,7 +15,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 /* NOTE: This file is auto-generated by pdbgen.pl */
diff --git a/libgimp/gimpimagegrid_pdb.c b/libgimp/gimpimagegrid_pdb.c
index 69ec4e1d06..c207acb4ca 100644
--- a/libgimp/gimpimagegrid_pdb.c
+++ b/libgimp/gimpimagegrid_pdb.c
@@ -15,7 +15,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 /* NOTE: This file is auto-generated by pdbgen.pl */
diff --git a/libgimp/gimpimagegrid_pdb.h b/libgimp/gimpimagegrid_pdb.h
index ba67230d1c..f39a88af83 100644
--- a/libgimp/gimpimagegrid_pdb.h
+++ b/libgimp/gimpimagegrid_pdb.h
@@ -15,7 +15,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 /* NOTE: This file is auto-generated by pdbgen.pl */
diff --git a/libgimp/gimpimageguides_pdb.c b/libgimp/gimpimageguides_pdb.c
index 6d9cd76322..252f970602 100644
--- a/libgimp/gimpimageguides_pdb.c
+++ b/libgimp/gimpimageguides_pdb.c
@@ -15,7 +15,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 /* NOTE: This file is auto-generated by pdbgen.pl */
diff --git a/libgimp/gimpimageguides_pdb.h b/libgimp/gimpimageguides_pdb.h
index 340a1b4cfa..2f52ded872 100644
--- a/libgimp/gimpimageguides_pdb.h
+++ b/libgimp/gimpimageguides_pdb.h
@@ -15,7 +15,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 /* NOTE: This file is auto-generated by pdbgen.pl */
diff --git a/libgimp/gimpimagemetadata.c b/libgimp/gimpimagemetadata.c
index 53a899a9dd..abd1e8db2d 100644
--- a/libgimp/gimpimagemetadata.c
+++ b/libgimp/gimpimagemetadata.c
@@ -15,7 +15,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/libgimp/gimpimagemetadata.h b/libgimp/gimpimagemetadata.h
index 26d0b71aa1..e8de269240 100644
--- a/libgimp/gimpimagemetadata.h
+++ b/libgimp/gimpimagemetadata.h
@@ -15,7 +15,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #if !defined (__GIMP_UI_H_INSIDE__) && !defined (GIMP_COMPILATION)
diff --git a/libgimp/gimpimagesamplepoints_pdb.c b/libgimp/gimpimagesamplepoints_pdb.c
index 8e56d7c497..5a8135b85d 100644
--- a/libgimp/gimpimagesamplepoints_pdb.c
+++ b/libgimp/gimpimagesamplepoints_pdb.c
@@ -15,7 +15,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 /* NOTE: This file is auto-generated by pdbgen.pl */
diff --git a/libgimp/gimpimagesamplepoints_pdb.h b/libgimp/gimpimagesamplepoints_pdb.h
index dbb5bb2c92..a1daa698a2 100644
--- a/libgimp/gimpimagesamplepoints_pdb.h
+++ b/libgimp/gimpimagesamplepoints_pdb.h
@@ -15,7 +15,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 /* NOTE: This file is auto-generated by pdbgen.pl */
diff --git a/libgimp/gimpimageselect_pdb.c b/libgimp/gimpimageselect_pdb.c
index ea1cea6c4d..cc3d431a0b 100644
--- a/libgimp/gimpimageselect_pdb.c
+++ b/libgimp/gimpimageselect_pdb.c
@@ -15,7 +15,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 /* NOTE: This file is auto-generated by pdbgen.pl */
diff --git a/libgimp/gimpimageselect_pdb.h b/libgimp/gimpimageselect_pdb.h
index 66ece36c54..a7e5db8598 100644
--- a/libgimp/gimpimageselect_pdb.h
+++ b/libgimp/gimpimageselect_pdb.h
@@ -15,7 +15,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 /* NOTE: This file is auto-generated by pdbgen.pl */
diff --git a/libgimp/gimpimagetransform_pdb.c b/libgimp/gimpimagetransform_pdb.c
index 12e7e2233d..f863177c66 100644
--- a/libgimp/gimpimagetransform_pdb.c
+++ b/libgimp/gimpimagetransform_pdb.c
@@ -15,7 +15,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 /* NOTE: This file is auto-generated by pdbgen.pl */
diff --git a/libgimp/gimpimagetransform_pdb.h b/libgimp/gimpimagetransform_pdb.h
index 3d714922c9..c63e7192e6 100644
--- a/libgimp/gimpimagetransform_pdb.h
+++ b/libgimp/gimpimagetransform_pdb.h
@@ -15,7 +15,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 /* NOTE: This file is auto-generated by pdbgen.pl */
diff --git a/libgimp/gimpimageundo_pdb.c b/libgimp/gimpimageundo_pdb.c
index 0b828e72fd..ec765246b9 100644
--- a/libgimp/gimpimageundo_pdb.c
+++ b/libgimp/gimpimageundo_pdb.c
@@ -15,7 +15,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 /* NOTE: This file is auto-generated by pdbgen.pl */
diff --git a/libgimp/gimpimageundo_pdb.h b/libgimp/gimpimageundo_pdb.h
index 8278ab126c..fc2bf5e9e3 100644
--- a/libgimp/gimpimageundo_pdb.h
+++ b/libgimp/gimpimageundo_pdb.h
@@ -15,7 +15,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 /* NOTE: This file is auto-generated by pdbgen.pl */
diff --git a/libgimp/gimpitem_pdb.c b/libgimp/gimpitem_pdb.c
index 275946cabf..b5ab9e2192 100644
--- a/libgimp/gimpitem_pdb.c
+++ b/libgimp/gimpitem_pdb.c
@@ -15,7 +15,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 /* NOTE: This file is auto-generated by pdbgen.pl */
diff --git a/libgimp/gimpitem_pdb.h b/libgimp/gimpitem_pdb.h
index 213df44c44..f9c21587bd 100644
--- a/libgimp/gimpitem_pdb.h
+++ b/libgimp/gimpitem_pdb.h
@@ -15,7 +15,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 /* NOTE: This file is auto-generated by pdbgen.pl */
diff --git a/libgimp/gimpitemcombobox.c b/libgimp/gimpitemcombobox.c
index 393be18793..07d50071d3 100644
--- a/libgimp/gimpitemcombobox.c
+++ b/libgimp/gimpitemcombobox.c
@@ -17,7 +17,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/libgimp/gimpitemcombobox.h b/libgimp/gimpitemcombobox.h
index 91760ae067..794846d594 100644
--- a/libgimp/gimpitemcombobox.h
+++ b/libgimp/gimpitemcombobox.h
@@ -17,7 +17,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #if !defined (__GIMP_UI_H_INSIDE__) && !defined (GIMP_COMPILATION)
diff --git a/libgimp/gimpitemtransform_pdb.c b/libgimp/gimpitemtransform_pdb.c
index 376d123d25..c811bef2a1 100644
--- a/libgimp/gimpitemtransform_pdb.c
+++ b/libgimp/gimpitemtransform_pdb.c
@@ -15,7 +15,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 /* NOTE: This file is auto-generated by pdbgen.pl */
diff --git a/libgimp/gimpitemtransform_pdb.h b/libgimp/gimpitemtransform_pdb.h
index dcbacb6a7d..18cb9edd9d 100644
--- a/libgimp/gimpitemtransform_pdb.h
+++ b/libgimp/gimpitemtransform_pdb.h
@@ -15,7 +15,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 /* NOTE: This file is auto-generated by pdbgen.pl */
diff --git a/libgimp/gimplayer.c b/libgimp/gimplayer.c
index 31cb84763c..6612440f3e 100644
--- a/libgimp/gimplayer.c
+++ b/libgimp/gimplayer.c
@@ -15,7 +15,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/libgimp/gimplayer.h b/libgimp/gimplayer.h
index 3ce8dc9814..f620685a9a 100644
--- a/libgimp/gimplayer.h
+++ b/libgimp/gimplayer.h
@@ -15,7 +15,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #if !defined (__GIMP_H_INSIDE__) && !defined (GIMP_COMPILATION)
diff --git a/libgimp/gimplayer_pdb.c b/libgimp/gimplayer_pdb.c
index 321f70ad25..73544e4dd1 100644
--- a/libgimp/gimplayer_pdb.c
+++ b/libgimp/gimplayer_pdb.c
@@ -15,7 +15,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 /* NOTE: This file is auto-generated by pdbgen.pl */
diff --git a/libgimp/gimplayer_pdb.h b/libgimp/gimplayer_pdb.h
index bfeb8a7506..41267a8bbb 100644
--- a/libgimp/gimplayer_pdb.h
+++ b/libgimp/gimplayer_pdb.h
@@ -15,7 +15,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 /* NOTE: This file is auto-generated by pdbgen.pl */
diff --git a/libgimp/gimpmessage_pdb.c b/libgimp/gimpmessage_pdb.c
index fb83cd21dc..3dce5f37b7 100644
--- a/libgimp/gimpmessage_pdb.c
+++ b/libgimp/gimpmessage_pdb.c
@@ -15,7 +15,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 /* NOTE: This file is auto-generated by pdbgen.pl */
diff --git a/libgimp/gimpmessage_pdb.h b/libgimp/gimpmessage_pdb.h
index a9083b60c2..a23fe59ce1 100644
--- a/libgimp/gimpmessage_pdb.h
+++ b/libgimp/gimpmessage_pdb.h
@@ -15,7 +15,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 /* NOTE: This file is auto-generated by pdbgen.pl */
diff --git a/libgimp/gimppainttools_pdb.c b/libgimp/gimppainttools_pdb.c
index fbce794181..f03b43ae53 100644
--- a/libgimp/gimppainttools_pdb.c
+++ b/libgimp/gimppainttools_pdb.c
@@ -15,7 +15,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 /* NOTE: This file is auto-generated by pdbgen.pl */
diff --git a/libgimp/gimppainttools_pdb.h b/libgimp/gimppainttools_pdb.h
index a9f78c62ae..3782fbd605 100644
--- a/libgimp/gimppainttools_pdb.h
+++ b/libgimp/gimppainttools_pdb.h
@@ -15,7 +15,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 /* NOTE: This file is auto-generated by pdbgen.pl */
diff --git a/libgimp/gimppalette_pdb.c b/libgimp/gimppalette_pdb.c
index 6ad7b4d360..926ef30afd 100644
--- a/libgimp/gimppalette_pdb.c
+++ b/libgimp/gimppalette_pdb.c
@@ -15,7 +15,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 /* NOTE: This file is auto-generated by pdbgen.pl */
diff --git a/libgimp/gimppalette_pdb.h b/libgimp/gimppalette_pdb.h
index 451071b9b8..d9dd379e29 100644
--- a/libgimp/gimppalette_pdb.h
+++ b/libgimp/gimppalette_pdb.h
@@ -15,7 +15,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 /* NOTE: This file is auto-generated by pdbgen.pl */
diff --git a/libgimp/gimppalettes_pdb.c b/libgimp/gimppalettes_pdb.c
index 4047653cee..5ef79d630b 100644
--- a/libgimp/gimppalettes_pdb.c
+++ b/libgimp/gimppalettes_pdb.c
@@ -15,7 +15,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 /* NOTE: This file is auto-generated by pdbgen.pl */
diff --git a/libgimp/gimppalettes_pdb.h b/libgimp/gimppalettes_pdb.h
index e4b9d222f6..3b65fe22c5 100644
--- a/libgimp/gimppalettes_pdb.h
+++ b/libgimp/gimppalettes_pdb.h
@@ -15,7 +15,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 /* NOTE: This file is auto-generated by pdbgen.pl */
diff --git a/libgimp/gimppaletteselect.c b/libgimp/gimppaletteselect.c
index f2ec04223f..d96f30a26a 100644
--- a/libgimp/gimppaletteselect.c
+++ b/libgimp/gimppaletteselect.c
@@ -15,7 +15,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/libgimp/gimppaletteselect.h b/libgimp/gimppaletteselect.h
index a4afeeb71d..3e4b6c9b64 100644
--- a/libgimp/gimppaletteselect.h
+++ b/libgimp/gimppaletteselect.h
@@ -15,7 +15,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #if !defined (__GIMP_H_INSIDE__) && !defined (GIMP_COMPILATION)
diff --git a/libgimp/gimppaletteselect_pdb.c b/libgimp/gimppaletteselect_pdb.c
index 88db4ac7ef..0e64e1bc67 100644
--- a/libgimp/gimppaletteselect_pdb.c
+++ b/libgimp/gimppaletteselect_pdb.c
@@ -15,7 +15,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 /* NOTE: This file is auto-generated by pdbgen.pl */
diff --git a/libgimp/gimppaletteselect_pdb.h b/libgimp/gimppaletteselect_pdb.h
index b116a683ea..221ec4b7b3 100644
--- a/libgimp/gimppaletteselect_pdb.h
+++ b/libgimp/gimppaletteselect_pdb.h
@@ -15,7 +15,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 /* NOTE: This file is auto-generated by pdbgen.pl */
diff --git a/libgimp/gimppaletteselectbutton.c b/libgimp/gimppaletteselectbutton.c
index 31fa90b011..95de751cfd 100644
--- a/libgimp/gimppaletteselectbutton.c
+++ b/libgimp/gimppaletteselectbutton.c
@@ -16,7 +16,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/libgimp/gimppaletteselectbutton.h b/libgimp/gimppaletteselectbutton.h
index ff0b02b190..15d411a9a6 100644
--- a/libgimp/gimppaletteselectbutton.h
+++ b/libgimp/gimppaletteselectbutton.h
@@ -15,7 +15,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #if !defined (__GIMP_UI_H_INSIDE__) && !defined (GIMP_COMPILATION)
diff --git a/libgimp/gimppattern_pdb.c b/libgimp/gimppattern_pdb.c
index 90cc6eb9e3..827b70fc39 100644
--- a/libgimp/gimppattern_pdb.c
+++ b/libgimp/gimppattern_pdb.c
@@ -15,7 +15,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 /* NOTE: This file is auto-generated by pdbgen.pl */
diff --git a/libgimp/gimppattern_pdb.h b/libgimp/gimppattern_pdb.h
index afb86879ff..71457982c0 100644
--- a/libgimp/gimppattern_pdb.h
+++ b/libgimp/gimppattern_pdb.h
@@ -15,7 +15,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 /* NOTE: This file is auto-generated by pdbgen.pl */
diff --git a/libgimp/gimppatterns_pdb.c b/libgimp/gimppatterns_pdb.c
index 91f0caa5b8..6273837b42 100644
--- a/libgimp/gimppatterns_pdb.c
+++ b/libgimp/gimppatterns_pdb.c
@@ -15,7 +15,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 /* NOTE: This file is auto-generated by pdbgen.pl */
diff --git a/libgimp/gimppatterns_pdb.h b/libgimp/gimppatterns_pdb.h
index 5d37a059fe..066d460e3e 100644
--- a/libgimp/gimppatterns_pdb.h
+++ b/libgimp/gimppatterns_pdb.h
@@ -15,7 +15,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 /* NOTE: This file is auto-generated by pdbgen.pl */
diff --git a/libgimp/gimppatternselect.c b/libgimp/gimppatternselect.c
index d31c6c1bf0..a05b89d47e 100644
--- a/libgimp/gimppatternselect.c
+++ b/libgimp/gimppatternselect.c
@@ -15,7 +15,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/libgimp/gimppatternselect.h b/libgimp/gimppatternselect.h
index 266949f0c6..66a91b7f46 100644
--- a/libgimp/gimppatternselect.h
+++ b/libgimp/gimppatternselect.h
@@ -15,7 +15,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #if !defined (__GIMP_H_INSIDE__) && !defined (GIMP_COMPILATION)
diff --git a/libgimp/gimppatternselect_pdb.c b/libgimp/gimppatternselect_pdb.c
index 2f96410d13..12ea47f050 100644
--- a/libgimp/gimppatternselect_pdb.c
+++ b/libgimp/gimppatternselect_pdb.c
@@ -15,7 +15,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 /* NOTE: This file is auto-generated by pdbgen.pl */
diff --git a/libgimp/gimppatternselect_pdb.h b/libgimp/gimppatternselect_pdb.h
index 2db2ff2d3f..50a04287b4 100644
--- a/libgimp/gimppatternselect_pdb.h
+++ b/libgimp/gimppatternselect_pdb.h
@@ -15,7 +15,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 /* NOTE: This file is auto-generated by pdbgen.pl */
diff --git a/libgimp/gimppatternselectbutton.c b/libgimp/gimppatternselectbutton.c
index f65221a6a6..4d4385baef 100644
--- a/libgimp/gimppatternselectbutton.c
+++ b/libgimp/gimppatternselectbutton.c
@@ -16,7 +16,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/libgimp/gimppatternselectbutton.h b/libgimp/gimppatternselectbutton.h
index f4871ccc87..934a402a1d 100644
--- a/libgimp/gimppatternselectbutton.h
+++ b/libgimp/gimppatternselectbutton.h
@@ -15,7 +15,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #if !defined (__GIMP_UI_H_INSIDE__) && !defined (GIMP_COMPILATION)
diff --git a/libgimp/gimppixbuf.c b/libgimp/gimppixbuf.c
index 13a8cc0789..bd3cb46ab6 100644
--- a/libgimp/gimppixbuf.c
+++ b/libgimp/gimppixbuf.c
@@ -16,7 +16,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/libgimp/gimppixbuf.h b/libgimp/gimppixbuf.h
index a7b0e47fe0..3c5c6a47dd 100644
--- a/libgimp/gimppixbuf.h
+++ b/libgimp/gimppixbuf.h
@@ -16,7 +16,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #if !defined (__GIMP_H_INSIDE__) && !defined (GIMP_COMPILATION)
diff --git a/libgimp/gimppixelfetcher.c b/libgimp/gimppixelfetcher.c
index 9e4ae1eb4d..f8ef2a60a1 100644
--- a/libgimp/gimppixelfetcher.c
+++ b/libgimp/gimppixelfetcher.c
@@ -15,7 +15,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/libgimp/gimppixelfetcher.h b/libgimp/gimppixelfetcher.h
index 3ff93010d6..de46db8248 100644
--- a/libgimp/gimppixelfetcher.h
+++ b/libgimp/gimppixelfetcher.h
@@ -19,7 +19,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #if !defined (__GIMP_H_INSIDE__) && !defined (GIMP_COMPILATION)
diff --git a/libgimp/gimppixelrgn.c b/libgimp/gimppixelrgn.c
index 072cf38a25..4a7944b116 100644
--- a/libgimp/gimppixelrgn.c
+++ b/libgimp/gimppixelrgn.c
@@ -15,7 +15,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/libgimp/gimppixelrgn.h b/libgimp/gimppixelrgn.h
index bc8c293393..d6a6d17d0b 100644
--- a/libgimp/gimppixelrgn.h
+++ b/libgimp/gimppixelrgn.h
@@ -15,7 +15,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #if !defined (__GIMP_H_INSIDE__) && !defined (GIMP_COMPILATION)
diff --git a/libgimp/gimpplugin.c b/libgimp/gimpplugin.c
index 74c27d2e8d..6b938c4562 100644
--- a/libgimp/gimpplugin.c
+++ b/libgimp/gimpplugin.c
@@ -15,7 +15,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/libgimp/gimpplugin.h b/libgimp/gimpplugin.h
index 031c8e5775..32b9936471 100644
--- a/libgimp/gimpplugin.h
+++ b/libgimp/gimpplugin.h
@@ -15,7 +15,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #if !defined (__GIMP_H_INSIDE__) && !defined (GIMP_COMPILATION)
diff --git a/libgimp/gimpplugin_pdb.c b/libgimp/gimpplugin_pdb.c
index a03d366419..0cf6766e43 100644
--- a/libgimp/gimpplugin_pdb.c
+++ b/libgimp/gimpplugin_pdb.c
@@ -15,7 +15,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 /* NOTE: This file is auto-generated by pdbgen.pl */
diff --git a/libgimp/gimpplugin_pdb.h b/libgimp/gimpplugin_pdb.h
index 5bd54df0f3..97b83d8b55 100644
--- a/libgimp/gimpplugin_pdb.h
+++ b/libgimp/gimpplugin_pdb.h
@@ -15,7 +15,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 /* NOTE: This file is auto-generated by pdbgen.pl */
diff --git a/libgimp/gimpprocbrowserdialog.c b/libgimp/gimpprocbrowserdialog.c
index 393da522e4..5a6ab47304 100644
--- a/libgimp/gimpprocbrowserdialog.c
+++ b/libgimp/gimpprocbrowserdialog.c
@@ -15,7 +15,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/libgimp/gimpprocbrowserdialog.h b/libgimp/gimpprocbrowserdialog.h
index bb9c3d23d9..480ff0c989 100644
--- a/libgimp/gimpprocbrowserdialog.h
+++ b/libgimp/gimpprocbrowserdialog.h
@@ -15,7 +15,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #if !defined (__GIMP_UI_H_INSIDE__) && !defined (GIMP_COMPILATION)
diff --git a/libgimp/gimpproceduraldb.c b/libgimp/gimpproceduraldb.c
index 071d1fd620..4605af18cd 100644
--- a/libgimp/gimpproceduraldb.c
+++ b/libgimp/gimpproceduraldb.c
@@ -15,7 +15,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/libgimp/gimpproceduraldb.h b/libgimp/gimpproceduraldb.h
index cbbdb18684..70e60059ca 100644
--- a/libgimp/gimpproceduraldb.h
+++ b/libgimp/gimpproceduraldb.h
@@ -15,7 +15,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #if !defined (__GIMP_H_INSIDE__) && !defined (GIMP_COMPILATION)
diff --git a/libgimp/gimpproceduraldb_pdb.c b/libgimp/gimpproceduraldb_pdb.c
index 25df7877e4..32f47cff00 100644
--- a/libgimp/gimpproceduraldb_pdb.c
+++ b/libgimp/gimpproceduraldb_pdb.c
@@ -15,7 +15,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 /* NOTE: This file is auto-generated by pdbgen.pl */
diff --git a/libgimp/gimpproceduraldb_pdb.h b/libgimp/gimpproceduraldb_pdb.h
index 718c49bad3..45b4c7bbe1 100644
--- a/libgimp/gimpproceduraldb_pdb.h
+++ b/libgimp/gimpproceduraldb_pdb.h
@@ -15,7 +15,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 /* NOTE: This file is auto-generated by pdbgen.pl */
diff --git a/libgimp/gimpprocview.c b/libgimp/gimpprocview.c
index 35aeb8ae3a..cd305c66ee 100644
--- a/libgimp/gimpprocview.c
+++ b/libgimp/gimpprocview.c
@@ -15,7 +15,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 /*
diff --git a/libgimp/gimpprocview.h b/libgimp/gimpprocview.h
index c83052afe9..749929771e 100644
--- a/libgimp/gimpprocview.h
+++ b/libgimp/gimpprocview.h
@@ -15,7 +15,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #if !defined (__GIMP_UI_H_INSIDE__) && !defined (GIMP_COMPILATION)
diff --git a/libgimp/gimpprogress.c b/libgimp/gimpprogress.c
index 69eb9449c7..e8de107e8c 100644
--- a/libgimp/gimpprogress.c
+++ b/libgimp/gimpprogress.c
@@ -15,7 +15,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/libgimp/gimpprogress.h b/libgimp/gimpprogress.h
index e5989be7ba..84011e4f72 100644
--- a/libgimp/gimpprogress.h
+++ b/libgimp/gimpprogress.h
@@ -15,7 +15,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #if !defined (__GIMP_H_INSIDE__) && !defined (GIMP_COMPILATION)
diff --git a/libgimp/gimpprogress_pdb.c b/libgimp/gimpprogress_pdb.c
index 51303fbc13..a35df17322 100644
--- a/libgimp/gimpprogress_pdb.c
+++ b/libgimp/gimpprogress_pdb.c
@@ -15,7 +15,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 /* NOTE: This file is auto-generated by pdbgen.pl */
diff --git a/libgimp/gimpprogress_pdb.h b/libgimp/gimpprogress_pdb.h
index 2508fd4d2b..010533aeda 100644
--- a/libgimp/gimpprogress_pdb.h
+++ b/libgimp/gimpprogress_pdb.h
@@ -15,7 +15,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 /* NOTE: This file is auto-generated by pdbgen.pl */
diff --git a/libgimp/gimpprogressbar.c b/libgimp/gimpprogressbar.c
index c5057eaf53..f989d2ac73 100644
--- a/libgimp/gimpprogressbar.c
+++ b/libgimp/gimpprogressbar.c
@@ -16,7 +16,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/libgimp/gimpprogressbar.h b/libgimp/gimpprogressbar.h
index f9016f1567..3af45f26ba 100644
--- a/libgimp/gimpprogressbar.h
+++ b/libgimp/gimpprogressbar.h
@@ -16,7 +16,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #if !defined (__GIMP_UI_H_INSIDE__) && !defined (GIMP_COMPILATION)
diff --git a/libgimp/gimpregioniterator.c b/libgimp/gimpregioniterator.c
index 31c2b7366a..b1605ee0be 100644
--- a/libgimp/gimpregioniterator.c
+++ b/libgimp/gimpregioniterator.c
@@ -15,7 +15,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/libgimp/gimpregioniterator.h b/libgimp/gimpregioniterator.h
index f9c5fc75fb..57d07ef2f4 100644
--- a/libgimp/gimpregioniterator.h
+++ b/libgimp/gimpregioniterator.h
@@ -19,7 +19,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #if !defined (__GIMP_H_INSIDE__) && !defined (GIMP_COMPILATION)
diff --git a/libgimp/gimpselectbutton.c b/libgimp/gimpselectbutton.c
index dfc906bbf9..87258233cf 100644
--- a/libgimp/gimpselectbutton.c
+++ b/libgimp/gimpselectbutton.c
@@ -16,7 +16,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/libgimp/gimpselectbutton.h b/libgimp/gimpselectbutton.h
index 1ca4ab6efb..1727a1e61e 100644
--- a/libgimp/gimpselectbutton.h
+++ b/libgimp/gimpselectbutton.h
@@ -15,7 +15,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #if !defined (__GIMP_UI_H_INSIDE__) && !defined (GIMP_COMPILATION)
diff --git a/libgimp/gimpselection.c b/libgimp/gimpselection.c
index f6e1b52761..00c94e3c2f 100644
--- a/libgimp/gimpselection.c
+++ b/libgimp/gimpselection.c
@@ -15,7 +15,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/libgimp/gimpselection.h b/libgimp/gimpselection.h
index abbc7a867e..8058c343ac 100644
--- a/libgimp/gimpselection.h
+++ b/libgimp/gimpselection.h
@@ -15,7 +15,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #if !defined (__GIMP_H_INSIDE__) && !defined (GIMP_COMPILATION)
diff --git a/libgimp/gimpselection_pdb.c b/libgimp/gimpselection_pdb.c
index 1312e6c1d7..d82678fd5a 100644
--- a/libgimp/gimpselection_pdb.c
+++ b/libgimp/gimpselection_pdb.c
@@ -15,7 +15,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 /* NOTE: This file is auto-generated by pdbgen.pl */
diff --git a/libgimp/gimpselection_pdb.h b/libgimp/gimpselection_pdb.h
index f2743af1da..3e34d007bd 100644
--- a/libgimp/gimpselection_pdb.h
+++ b/libgimp/gimpselection_pdb.h
@@ -15,7 +15,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 /* NOTE: This file is auto-generated by pdbgen.pl */
diff --git a/libgimp/gimptextlayer_pdb.c b/libgimp/gimptextlayer_pdb.c
index c3ece1b1b4..2613401948 100644
--- a/libgimp/gimptextlayer_pdb.c
+++ b/libgimp/gimptextlayer_pdb.c
@@ -15,7 +15,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 /* NOTE: This file is auto-generated by pdbgen.pl */
diff --git a/libgimp/gimptextlayer_pdb.h b/libgimp/gimptextlayer_pdb.h
index c695967b0f..6d82d4d6e9 100644
--- a/libgimp/gimptextlayer_pdb.h
+++ b/libgimp/gimptextlayer_pdb.h
@@ -15,7 +15,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 /* NOTE: This file is auto-generated by pdbgen.pl */
diff --git a/libgimp/gimptexttool_pdb.c b/libgimp/gimptexttool_pdb.c
index 1373fd8fa7..9f4f3c8a18 100644
--- a/libgimp/gimptexttool_pdb.c
+++ b/libgimp/gimptexttool_pdb.c
@@ -15,7 +15,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 /* NOTE: This file is auto-generated by pdbgen.pl */
diff --git a/libgimp/gimptexttool_pdb.h b/libgimp/gimptexttool_pdb.h
index 51ab438adc..cd357804aa 100644
--- a/libgimp/gimptexttool_pdb.h
+++ b/libgimp/gimptexttool_pdb.h
@@ -15,7 +15,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 /* NOTE: This file is auto-generated by pdbgen.pl */
diff --git a/libgimp/gimptile.c b/libgimp/gimptile.c
index 326d370040..c83c668799 100644
--- a/libgimp/gimptile.c
+++ b/libgimp/gimptile.c
@@ -15,7 +15,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/libgimp/gimptile.h b/libgimp/gimptile.h
index 7c4d008a62..44dd52fb68 100644
--- a/libgimp/gimptile.h
+++ b/libgimp/gimptile.h
@@ -15,7 +15,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #if !defined (__GIMP_H_INSIDE__) && !defined (GIMP_COMPILATION)
diff --git a/libgimp/gimptilebackendplugin.c b/libgimp/gimptilebackendplugin.c
index 233fffc152..acd6e039af 100644
--- a/libgimp/gimptilebackendplugin.c
+++ b/libgimp/gimptilebackendplugin.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/libgimp/gimptilebackendplugin.h b/libgimp/gimptilebackendplugin.h
index 8f7329fdb8..f536c5f279 100644
--- a/libgimp/gimptilebackendplugin.h
+++ b/libgimp/gimptilebackendplugin.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_TILE_BACKEND_PLUGIN_H__
diff --git a/libgimp/gimptypes.h b/libgimp/gimptypes.h
index 97958f6d17..156dd0a43a 100644
--- a/libgimp/gimptypes.h
+++ b/libgimp/gimptypes.h
@@ -15,7 +15,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_TYPES_H__
diff --git a/libgimp/gimpui.c b/libgimp/gimpui.c
index a588f76531..1cea20246b 100644
--- a/libgimp/gimpui.c
+++ b/libgimp/gimpui.c
@@ -13,7 +13,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/libgimp/gimpui.h b/libgimp/gimpui.h
index f549fb464d..0aef97e45e 100644
--- a/libgimp/gimpui.h
+++ b/libgimp/gimpui.h
@@ -13,7 +13,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_UI_H__
diff --git a/libgimp/gimpuitypes.h b/libgimp/gimpuitypes.h
index b45452aab5..06178d184b 100644
--- a/libgimp/gimpuitypes.h
+++ b/libgimp/gimpuitypes.h
@@ -15,7 +15,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_UI_TYPES_H__
diff --git a/libgimp/gimpunit_pdb.c b/libgimp/gimpunit_pdb.c
index cdbba6cb2b..fff9e127b0 100644
--- a/libgimp/gimpunit_pdb.c
+++ b/libgimp/gimpunit_pdb.c
@@ -15,7 +15,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 /* NOTE: This file is auto-generated by pdbgen.pl */
diff --git a/libgimp/gimpunit_pdb.h b/libgimp/gimpunit_pdb.h
index 85cd1ae7a1..3481649149 100644
--- a/libgimp/gimpunit_pdb.h
+++ b/libgimp/gimpunit_pdb.h
@@ -15,7 +15,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 /* NOTE: This file is auto-generated by pdbgen.pl */
diff --git a/libgimp/gimpunitcache.c b/libgimp/gimpunitcache.c
index acd2cdc3a7..95bca08768 100644
--- a/libgimp/gimpunitcache.c
+++ b/libgimp/gimpunitcache.c
@@ -16,7 +16,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/libgimp/gimpunitcache.h b/libgimp/gimpunitcache.h
index 2df5d628cb..245127fd3f 100644
--- a/libgimp/gimpunitcache.h
+++ b/libgimp/gimpunitcache.h
@@ -16,7 +16,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_UNIT_CACHE_H__
diff --git a/libgimp/gimpvectors_pdb.c b/libgimp/gimpvectors_pdb.c
index 9d6a73244c..78926b7b0d 100644
--- a/libgimp/gimpvectors_pdb.c
+++ b/libgimp/gimpvectors_pdb.c
@@ -15,7 +15,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 /* NOTE: This file is auto-generated by pdbgen.pl */
diff --git a/libgimp/gimpvectors_pdb.h b/libgimp/gimpvectors_pdb.h
index e9304fe889..41314baf8d 100644
--- a/libgimp/gimpvectors_pdb.h
+++ b/libgimp/gimpvectors_pdb.h
@@ -15,7 +15,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 /* NOTE: This file is auto-generated by pdbgen.pl */
diff --git a/libgimp/gimpzoompreview.c b/libgimp/gimpzoompreview.c
index 8190339c67..2fd199a981 100644
--- a/libgimp/gimpzoompreview.c
+++ b/libgimp/gimpzoompreview.c
@@ -16,7 +16,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/libgimp/gimpzoompreview.h b/libgimp/gimpzoompreview.h
index 3e6e1bebe7..eca61d25a2 100644
--- a/libgimp/gimpzoompreview.h
+++ b/libgimp/gimpzoompreview.h
@@ -16,7 +16,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #if !defined (__GIMP_UI_H_INSIDE__) && !defined (GIMP_COMPILATION)
diff --git a/libgimp/libgimp-intl.h b/libgimp/libgimp-intl.h
index 8109b490bb..2ae01d9d00 100644
--- a/libgimp/libgimp-intl.h
+++ b/libgimp/libgimp-intl.h
@@ -15,7 +15,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __LIBGIMP_INTL_H__
diff --git a/libgimp/stdplugins-intl.h b/libgimp/stdplugins-intl.h
index 572bd83672..6aad80e44c 100644
--- a/libgimp/stdplugins-intl.h
+++ b/libgimp/stdplugins-intl.h
@@ -15,7 +15,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __STDPLUGINS_INTL_H__
diff --git a/libgimpbase/gimpbase-private.c b/libgimpbase/gimpbase-private.c
index 1052082c55..187d2e52e3 100644
--- a/libgimpbase/gimpbase-private.c
+++ b/libgimpbase/gimpbase-private.c
@@ -16,7 +16,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/libgimpbase/gimpbase-private.h b/libgimpbase/gimpbase-private.h
index 6b11ebcdab..a36b4a7241 100644
--- a/libgimpbase/gimpbase-private.h
+++ b/libgimpbase/gimpbase-private.h
@@ -16,7 +16,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_BASE_PRIVATE_H__
diff --git a/libgimpbase/gimpbase.h b/libgimpbase/gimpbase.h
index a5682e7e98..2cc1c4fa59 100644
--- a/libgimpbase/gimpbase.h
+++ b/libgimpbase/gimpbase.h
@@ -13,7 +13,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_BASE_H__
diff --git a/libgimpbase/gimpbaseenums.h b/libgimpbase/gimpbaseenums.h
index 54a848437d..747406bf60 100644
--- a/libgimpbase/gimpbaseenums.h
+++ b/libgimpbase/gimpbaseenums.h
@@ -13,7 +13,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_BASE_ENUMS_H__
diff --git a/libgimpbase/gimpbasetypes.c b/libgimpbase/gimpbasetypes.c
index 22de58b719..fe22464b82 100644
--- a/libgimpbase/gimpbasetypes.c
+++ b/libgimpbase/gimpbasetypes.c
@@ -16,7 +16,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/libgimpbase/gimpbasetypes.h b/libgimpbase/gimpbasetypes.h
index eadde9e457..9c3680d710 100644
--- a/libgimpbase/gimpbasetypes.h
+++ b/libgimpbase/gimpbasetypes.h
@@ -13,7 +13,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_BASE_TYPES_H__
diff --git a/libgimpbase/gimpchecks.c b/libgimpbase/gimpchecks.c
index f80d7e0c9a..589bf6faca 100644
--- a/libgimpbase/gimpchecks.c
+++ b/libgimpbase/gimpchecks.c
@@ -16,7 +16,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/libgimpbase/gimpchecks.h b/libgimpbase/gimpchecks.h
index da2916723b..c41a4d6667 100644
--- a/libgimpbase/gimpchecks.h
+++ b/libgimpbase/gimpchecks.h
@@ -13,7 +13,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #if !defined (__GIMP_BASE_H_INSIDE__) && !defined (GIMP_BASE_COMPILATION)
diff --git a/libgimpbase/gimpcompatenums.h b/libgimpbase/gimpcompatenums.h
index b034d889b8..eb8cb044fe 100644
--- a/libgimpbase/gimpcompatenums.h
+++ b/libgimpbase/gimpcompatenums.h
@@ -13,7 +13,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_COMPAT_ENUMS_H__
diff --git a/libgimpbase/gimpcpuaccel.c b/libgimpbase/gimpcpuaccel.c
index b36f10bcde..3bf9276aba 100644
--- a/libgimpbase/gimpcpuaccel.c
+++ b/libgimpbase/gimpcpuaccel.c
@@ -13,7 +13,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 /*
diff --git a/libgimpbase/gimpcpuaccel.h b/libgimpbase/gimpcpuaccel.h
index 689eb9d99b..03c0d4b6b7 100644
--- a/libgimpbase/gimpcpuaccel.h
+++ b/libgimpbase/gimpcpuaccel.h
@@ -13,7 +13,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #if !defined (__GIMP_BASE_H_INSIDE__) && !defined (GIMP_BASE_COMPILATION)
diff --git a/libgimpbase/gimpdatafiles.c b/libgimpbase/gimpdatafiles.c
index dc75ae2c3f..535f275a15 100644
--- a/libgimpbase/gimpdatafiles.c
+++ b/libgimpbase/gimpdatafiles.c
@@ -16,7 +16,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/libgimpbase/gimpdatafiles.h b/libgimpbase/gimpdatafiles.h
index c05b9d1139..c75edab342 100644
--- a/libgimpbase/gimpdatafiles.h
+++ b/libgimpbase/gimpdatafiles.h
@@ -16,7 +16,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #if !defined (__GIMP_BASE_H_INSIDE__) && !defined (GIMP_BASE_COMPILATION)
diff --git a/libgimpbase/gimpenv.c b/libgimpbase/gimpenv.c
index 7ce41f34b5..f76d4f4c05 100644
--- a/libgimpbase/gimpenv.c
+++ b/libgimpbase/gimpenv.c
@@ -16,7 +16,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/libgimpbase/gimpenv.h b/libgimpbase/gimpenv.h
index 47e4502347..c1aeeaf2dd 100644
--- a/libgimpbase/gimpenv.h
+++ b/libgimpbase/gimpenv.h
@@ -16,7 +16,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #if !defined (__GIMP_BASE_H_INSIDE__) && !defined (GIMP_BASE_COMPILATION)
diff --git a/libgimpbase/gimplimits.h b/libgimpbase/gimplimits.h
index 4f121e9e30..75a08b9fa7 100644
--- a/libgimpbase/gimplimits.h
+++ b/libgimpbase/gimplimits.h
@@ -16,7 +16,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #if !defined (__GIMP_BASE_H_INSIDE__) && !defined (GIMP_BASE_COMPILATION)
diff --git a/libgimpbase/gimpmemsize.c b/libgimpbase/gimpmemsize.c
index dcfc04584c..ab88354013 100644
--- a/libgimpbase/gimpmemsize.c
+++ b/libgimpbase/gimpmemsize.c
@@ -13,7 +13,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/libgimpbase/gimpmemsize.h b/libgimpbase/gimpmemsize.h
index 89b2ce1e5b..cdfd9c0120 100644
--- a/libgimpbase/gimpmemsize.h
+++ b/libgimpbase/gimpmemsize.h
@@ -13,7 +13,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #if !defined (__GIMP_BASE_H_INSIDE__) && !defined (GIMP_BASE_COMPILATION)
diff --git a/libgimpbase/gimpmetadata.c b/libgimpbase/gimpmetadata.c
index 36744b1882..8f532182dd 100644
--- a/libgimpbase/gimpmetadata.c
+++ b/libgimpbase/gimpmetadata.c
@@ -17,7 +17,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/libgimpbase/gimpmetadata.h b/libgimpbase/gimpmetadata.h
index 6d9ff49f4a..a9ce389ff3 100644
--- a/libgimpbase/gimpmetadata.h
+++ b/libgimpbase/gimpmetadata.h
@@ -16,7 +16,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_METADATA_H__
diff --git a/libgimpbase/gimpparam.h b/libgimpbase/gimpparam.h
index f6512c7b4b..6b6427cb98 100644
--- a/libgimpbase/gimpparam.h
+++ b/libgimpbase/gimpparam.h
@@ -13,7 +13,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_PARAM_H__
diff --git a/libgimpbase/gimpparasite.c b/libgimpbase/gimpparasite.c
index 01f8300f21..11a1480fd2 100644
--- a/libgimpbase/gimpparasite.c
+++ b/libgimpbase/gimpparasite.c
@@ -16,7 +16,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/libgimpbase/gimpparasite.h b/libgimpbase/gimpparasite.h
index 14cd509cfe..8d4bbe44b6 100644
--- a/libgimpbase/gimpparasite.h
+++ b/libgimpbase/gimpparasite.h
@@ -16,7 +16,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #if !defined (__GIMP_BASE_H_INSIDE__) && !defined (GIMP_BASE_COMPILATION)
diff --git a/libgimpbase/gimpparasiteio.c b/libgimpbase/gimpparasiteio.c
index 3fbe78be64..d55d1a21a5 100644
--- a/libgimpbase/gimpparasiteio.c
+++ b/libgimpbase/gimpparasiteio.c
@@ -16,7 +16,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 /*
diff --git a/libgimpbase/gimpparasiteio.h b/libgimpbase/gimpparasiteio.h
index 7a7419c432..b05d62f4b9 100644
--- a/libgimpbase/gimpparasiteio.h
+++ b/libgimpbase/gimpparasiteio.h
@@ -16,7 +16,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_PARASITE_IO_H__
diff --git a/libgimpbase/gimpprotocol.c b/libgimpbase/gimpprotocol.c
index b65e798bd2..c71eabda7e 100644
--- a/libgimpbase/gimpprotocol.c
+++ b/libgimpbase/gimpprotocol.c
@@ -13,7 +13,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/libgimpbase/gimpprotocol.h b/libgimpbase/gimpprotocol.h
index 1af74eabb1..9208fa5a6e 100644
--- a/libgimpbase/gimpprotocol.h
+++ b/libgimpbase/gimpprotocol.h
@@ -13,7 +13,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_PROTOCOL_H__
diff --git a/libgimpbase/gimprectangle.c b/libgimpbase/gimprectangle.c
index 49b4753a22..678ff8244b 100644
--- a/libgimpbase/gimprectangle.c
+++ b/libgimpbase/gimprectangle.c
@@ -15,7 +15,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/libgimpbase/gimprectangle.h b/libgimpbase/gimprectangle.h
index c6f34d9268..8ace674df1 100644
--- a/libgimpbase/gimprectangle.h
+++ b/libgimpbase/gimprectangle.h
@@ -13,7 +13,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #if !defined (__GIMP_BASE_H_INSIDE__) && !defined (GIMP_BASE_COMPILATION)
diff --git a/libgimpbase/gimpsignal.c b/libgimpbase/gimpsignal.c
index 02d0ce175d..a0221f3c3b 100644
--- a/libgimpbase/gimpsignal.c
+++ b/libgimpbase/gimpsignal.c
@@ -13,7 +13,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  *
  * $Revision$
  */
diff --git a/libgimpbase/gimpsignal.h b/libgimpbase/gimpsignal.h
index 031e2c34d1..978a39408e 100644
--- a/libgimpbase/gimpsignal.h
+++ b/libgimpbase/gimpsignal.h
@@ -13,7 +13,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_SIGNAL_H__
diff --git a/libgimpbase/gimpunit.c b/libgimpbase/gimpunit.c
index 824fdbb098..e0aa626e1e 100644
--- a/libgimpbase/gimpunit.c
+++ b/libgimpbase/gimpunit.c
@@ -16,7 +16,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/libgimpbase/gimpunit.h b/libgimpbase/gimpunit.h
index 5f87b92214..c24d94ea35 100644
--- a/libgimpbase/gimpunit.h
+++ b/libgimpbase/gimpunit.h
@@ -16,7 +16,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #if !defined (__GIMP_BASE_H_INSIDE__) && !defined (GIMP_BASE_COMPILATION)
diff --git a/libgimpbase/gimputils.c b/libgimpbase/gimputils.c
index 3e8cf0b0a8..4ce6c7f950 100644
--- a/libgimpbase/gimputils.c
+++ b/libgimpbase/gimputils.c
@@ -16,7 +16,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/libgimpbase/gimputils.h b/libgimpbase/gimputils.h
index b2d917069d..ca7b730dcc 100644
--- a/libgimpbase/gimputils.h
+++ b/libgimpbase/gimputils.h
@@ -13,7 +13,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #if !defined (__GIMP_BASE_H_INSIDE__) && !defined (GIMP_BASE_COMPILATION)
diff --git a/libgimpbase/gimpvaluearray.c b/libgimpbase/gimpvaluearray.c
index b9f0d80c93..6643ea85bc 100644
--- a/libgimpbase/gimpvaluearray.c
+++ b/libgimpbase/gimpvaluearray.c
@@ -15,7 +15,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/libgimpbase/gimpvaluearray.h b/libgimpbase/gimpvaluearray.h
index 3c7e50ef8e..9f1c2a61ac 100644
--- a/libgimpbase/gimpvaluearray.h
+++ b/libgimpbase/gimpvaluearray.h
@@ -15,7 +15,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #if !defined (__GIMP_BASE_H_INSIDE__) && !defined (GIMP_BASE_COMPILATION)
diff --git a/libgimpbase/gimpwin32-io.h b/libgimpbase/gimpwin32-io.h
index fe7a567913..45a3104a75 100644
--- a/libgimpbase/gimpwin32-io.h
+++ b/libgimpbase/gimpwin32-io.h
@@ -16,7 +16,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_WIN32_IO_H__
diff --git a/libgimpbase/gimpwire.c b/libgimpbase/gimpwire.c
index 71fbb77d5d..2c3ea74eac 100644
--- a/libgimpbase/gimpwire.c
+++ b/libgimpbase/gimpwire.c
@@ -13,7 +13,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/libgimpbase/gimpwire.h b/libgimpbase/gimpwire.h
index e19d149016..3f65b809f0 100644
--- a/libgimpbase/gimpwire.h
+++ b/libgimpbase/gimpwire.h
@@ -13,7 +13,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_WIRE_H__
diff --git a/libgimpcolor/gimpadaptivesupersample.c b/libgimpcolor/gimpadaptivesupersample.c
index 3ed96e1f1e..0112191511 100644
--- a/libgimpcolor/gimpadaptivesupersample.c
+++ b/libgimpcolor/gimpadaptivesupersample.c
@@ -13,7 +13,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/libgimpcolor/gimpadaptivesupersample.h b/libgimpcolor/gimpadaptivesupersample.h
index ea514955cb..fdee486f85 100644
--- a/libgimpcolor/gimpadaptivesupersample.h
+++ b/libgimpcolor/gimpadaptivesupersample.h
@@ -13,7 +13,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #if !defined (__GIMP_COLOR_H_INSIDE__) && !defined (GIMP_COLOR_COMPILATION)
diff --git a/libgimpcolor/gimpbilinear.c b/libgimpcolor/gimpbilinear.c
index 68b5247524..4cec47b058 100644
--- a/libgimpcolor/gimpbilinear.c
+++ b/libgimpcolor/gimpbilinear.c
@@ -13,7 +13,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/libgimpcolor/gimpbilinear.h b/libgimpcolor/gimpbilinear.h
index 6a8a6f0a21..f32b34c9f6 100644
--- a/libgimpcolor/gimpbilinear.h
+++ b/libgimpcolor/gimpbilinear.h
@@ -13,7 +13,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #if !defined (__GIMP_COLOR_H_INSIDE__) && !defined (GIMP_COLOR_COMPILATION)
diff --git a/libgimpcolor/gimpcairo.c b/libgimpcolor/gimpcairo.c
index edf5b53408..e1e57d9bbb 100644
--- a/libgimpcolor/gimpcairo.c
+++ b/libgimpcolor/gimpcairo.c
@@ -17,7 +17,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/libgimpcolor/gimpcairo.h b/libgimpcolor/gimpcairo.h
index f3a6961142..d96e963aad 100644
--- a/libgimpcolor/gimpcairo.h
+++ b/libgimpcolor/gimpcairo.h
@@ -17,7 +17,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_CAIRO_H__
diff --git a/libgimpcolor/gimpcmyk.c b/libgimpcolor/gimpcmyk.c
index c06e012756..28b08eb6ca 100644
--- a/libgimpcolor/gimpcmyk.c
+++ b/libgimpcolor/gimpcmyk.c
@@ -13,7 +13,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/libgimpcolor/gimpcmyk.h b/libgimpcolor/gimpcmyk.h
index 2a44c51706..cafb252ed1 100644
--- a/libgimpcolor/gimpcmyk.h
+++ b/libgimpcolor/gimpcmyk.h
@@ -13,7 +13,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #if !defined (__GIMP_COLOR_H_INSIDE__) && !defined (GIMP_COLOR_COMPILATION)
diff --git a/libgimpcolor/gimpcolor.h b/libgimpcolor/gimpcolor.h
index 4bddf34b4f..7e960a14ea 100644
--- a/libgimpcolor/gimpcolor.h
+++ b/libgimpcolor/gimpcolor.h
@@ -13,7 +13,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_COLOR_H__
diff --git a/libgimpcolor/gimpcolormanaged.c b/libgimpcolor/gimpcolormanaged.c
index 904658bdc4..91fdee8807 100644
--- a/libgimpcolor/gimpcolormanaged.c
+++ b/libgimpcolor/gimpcolormanaged.c
@@ -16,7 +16,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/libgimpcolor/gimpcolormanaged.h b/libgimpcolor/gimpcolormanaged.h
index bf6839d583..83eaf78f27 100644
--- a/libgimpcolor/gimpcolormanaged.h
+++ b/libgimpcolor/gimpcolormanaged.h
@@ -16,7 +16,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #if !defined (__GIMP_COLOR_H_INSIDE__) && !defined (GIMP_COLOR_COMPILATION)
diff --git a/libgimpcolor/gimpcolorprofile.c b/libgimpcolor/gimpcolorprofile.c
index 7f63cc70a6..f8aa1fe856 100644
--- a/libgimpcolor/gimpcolorprofile.c
+++ b/libgimpcolor/gimpcolorprofile.c
@@ -18,7 +18,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/libgimpcolor/gimpcolorprofile.h b/libgimpcolor/gimpcolorprofile.h
index 9619b57a1e..00f48c6606 100644
--- a/libgimpcolor/gimpcolorprofile.h
+++ b/libgimpcolor/gimpcolorprofile.h
@@ -17,7 +17,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #if !defined (__GIMP_COLOR_H_INSIDE__) && !defined (GIMP_COLOR_COMPILATION)
diff --git a/libgimpcolor/gimpcolorspace.c b/libgimpcolor/gimpcolorspace.c
index c3ef8a2113..46bff703f6 100644
--- a/libgimpcolor/gimpcolorspace.c
+++ b/libgimpcolor/gimpcolorspace.c
@@ -13,7 +13,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/libgimpcolor/gimpcolorspace.h b/libgimpcolor/gimpcolorspace.h
index 5bd18e803c..32df1862fc 100644
--- a/libgimpcolor/gimpcolorspace.h
+++ b/libgimpcolor/gimpcolorspace.h
@@ -13,7 +13,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #if !defined (__GIMP_COLOR_H_INSIDE__) && !defined (GIMP_COLOR_COMPILATION)
diff --git a/libgimpcolor/gimpcolortransform.c b/libgimpcolor/gimpcolortransform.c
index 7da1ec1f64..27264ef1ee 100644
--- a/libgimpcolor/gimpcolortransform.c
+++ b/libgimpcolor/gimpcolortransform.c
@@ -18,7 +18,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/libgimpcolor/gimpcolortransform.h b/libgimpcolor/gimpcolortransform.h
index f52dc504ea..3e2d451ba7 100644
--- a/libgimpcolor/gimpcolortransform.h
+++ b/libgimpcolor/gimpcolortransform.h
@@ -17,7 +17,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #if !defined (__GIMP_COLOR_H_INSIDE__) && !defined (GIMP_COLOR_COMPILATION)
diff --git a/libgimpcolor/gimpcolortypes.h b/libgimpcolor/gimpcolortypes.h
index 6f04c1e9a4..565df1bd17 100644
--- a/libgimpcolor/gimpcolortypes.h
+++ b/libgimpcolor/gimpcolortypes.h
@@ -13,7 +13,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_COLOR_TYPES_H__
diff --git a/libgimpcolor/gimphsl.c b/libgimpcolor/gimphsl.c
index 7975763153..050a40d3b5 100644
--- a/libgimpcolor/gimphsl.c
+++ b/libgimpcolor/gimphsl.c
@@ -13,7 +13,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/libgimpcolor/gimphsl.h b/libgimpcolor/gimphsl.h
index af76f7fdde..f2a4cfb069 100644
--- a/libgimpcolor/gimphsl.h
+++ b/libgimpcolor/gimphsl.h
@@ -13,7 +13,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #if !defined (__GIMP_COLOR_H_INSIDE__) && !defined (GIMP_COLOR_COMPILATION)
diff --git a/libgimpcolor/gimphsv.c b/libgimpcolor/gimphsv.c
index 95ee362f65..56bfbd7ed1 100644
--- a/libgimpcolor/gimphsv.c
+++ b/libgimpcolor/gimphsv.c
@@ -13,7 +13,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/libgimpcolor/gimphsv.h b/libgimpcolor/gimphsv.h
index 6e377cf0f7..7063d7b017 100644
--- a/libgimpcolor/gimphsv.h
+++ b/libgimpcolor/gimphsv.h
@@ -13,7 +13,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #if !defined (__GIMP_COLOR_H_INSIDE__) && !defined (GIMP_COLOR_COMPILATION)
diff --git a/libgimpcolor/gimppixbuf.c b/libgimpcolor/gimppixbuf.c
index efc33a9802..235b84d7f6 100644
--- a/libgimpcolor/gimppixbuf.c
+++ b/libgimpcolor/gimppixbuf.c
@@ -16,7 +16,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/libgimpcolor/gimppixbuf.h b/libgimpcolor/gimppixbuf.h
index 58597e03b7..6cc590cae3 100644
--- a/libgimpcolor/gimppixbuf.h
+++ b/libgimpcolor/gimppixbuf.h
@@ -16,7 +16,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #if !defined (__GIMP_COLOR_H_INSIDE__) && !defined (GIMP_COLOR_COMPILATION)
diff --git a/libgimpcolor/gimprgb-parse.c b/libgimpcolor/gimprgb-parse.c
index 21523d6aed..55084376a8 100644
--- a/libgimpcolor/gimprgb-parse.c
+++ b/libgimpcolor/gimprgb-parse.c
@@ -19,7 +19,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/libgimpcolor/gimprgb.c b/libgimpcolor/gimprgb.c
index c8129610f9..5bdc20e6f3 100644
--- a/libgimpcolor/gimprgb.c
+++ b/libgimpcolor/gimprgb.c
@@ -13,7 +13,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/libgimpcolor/gimprgb.h b/libgimpcolor/gimprgb.h
index 84bb4beec0..b789785eff 100644
--- a/libgimpcolor/gimprgb.h
+++ b/libgimpcolor/gimprgb.h
@@ -13,7 +13,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #if !defined (__GIMP_COLOR_H_INSIDE__) && !defined (GIMP_COLOR_COMPILATION)
diff --git a/libgimpconfig/gimpcolorconfig.c b/libgimpconfig/gimpcolorconfig.c
index 0554ff1f7a..53c6e02e2e 100644
--- a/libgimpconfig/gimpcolorconfig.c
+++ b/libgimpconfig/gimpcolorconfig.c
@@ -16,7 +16,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/libgimpconfig/gimpcolorconfig.h b/libgimpconfig/gimpcolorconfig.h
index 9990d281e7..99a2ece72d 100644
--- a/libgimpconfig/gimpcolorconfig.h
+++ b/libgimpconfig/gimpcolorconfig.h
@@ -16,7 +16,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #if !defined (__GIMP_CONFIG_H_INSIDE__) && !defined (GIMP_CONFIG_COMPILATION)
diff --git a/libgimpconfig/gimpconfig-deserialize.c b/libgimpconfig/gimpconfig-deserialize.c
index 8ecc8127fc..d81a57c397 100644
--- a/libgimpconfig/gimpconfig-deserialize.c
+++ b/libgimpconfig/gimpconfig-deserialize.c
@@ -16,7 +16,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/libgimpconfig/gimpconfig-deserialize.h b/libgimpconfig/gimpconfig-deserialize.h
index 51a7f2b7b1..271a20d301 100644
--- a/libgimpconfig/gimpconfig-deserialize.h
+++ b/libgimpconfig/gimpconfig-deserialize.h
@@ -16,7 +16,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #if !defined (__GIMP_CONFIG_H_INSIDE__) && !defined (GIMP_CONFIG_COMPILATION)
diff --git a/libgimpconfig/gimpconfig-error.c b/libgimpconfig/gimpconfig-error.c
index 51b7edbc95..ed57cb0184 100644
--- a/libgimpconfig/gimpconfig-error.c
+++ b/libgimpconfig/gimpconfig-error.c
@@ -16,7 +16,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/libgimpconfig/gimpconfig-error.h b/libgimpconfig/gimpconfig-error.h
index 0b3887222f..a20884e37e 100644
--- a/libgimpconfig/gimpconfig-error.h
+++ b/libgimpconfig/gimpconfig-error.h
@@ -15,7 +15,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #if !defined (__GIMP_CONFIG_H_INSIDE__) && !defined (GIMP_CONFIG_COMPILATION)
diff --git a/libgimpconfig/gimpconfig-iface.c b/libgimpconfig/gimpconfig-iface.c
index d2caa02d07..409f4faebd 100644
--- a/libgimpconfig/gimpconfig-iface.c
+++ b/libgimpconfig/gimpconfig-iface.c
@@ -16,7 +16,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/libgimpconfig/gimpconfig-iface.h b/libgimpconfig/gimpconfig-iface.h
index 0343e239f0..e6f4f79fe5 100644
--- a/libgimpconfig/gimpconfig-iface.h
+++ b/libgimpconfig/gimpconfig-iface.h
@@ -16,7 +16,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #if !defined (__GIMP_CONFIG_H_INSIDE__) && !defined (GIMP_CONFIG_COMPILATION)
diff --git a/libgimpconfig/gimpconfig-params.h b/libgimpconfig/gimpconfig-params.h
index a2cd4e57a5..3f7704d82a 100644
--- a/libgimpconfig/gimpconfig-params.h
+++ b/libgimpconfig/gimpconfig-params.h
@@ -16,7 +16,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #if !defined (__GIMP_CONFIG_H_INSIDE__) && !defined (GIMP_CONFIG_COMPILATION)
diff --git a/libgimpconfig/gimpconfig-path.c b/libgimpconfig/gimpconfig-path.c
index 2ea32fcb2b..3eaff5049f 100644
--- a/libgimpconfig/gimpconfig-path.c
+++ b/libgimpconfig/gimpconfig-path.c
@@ -16,7 +16,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/libgimpconfig/gimpconfig-path.h b/libgimpconfig/gimpconfig-path.h
index e748c1cb09..139dea8fa7 100644
--- a/libgimpconfig/gimpconfig-path.h
+++ b/libgimpconfig/gimpconfig-path.h
@@ -16,7 +16,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #if !defined (__GIMP_CONFIG_H_INSIDE__) && !defined (GIMP_CONFIG_COMPILATION)
diff --git a/libgimpconfig/gimpconfig-serialize.c b/libgimpconfig/gimpconfig-serialize.c
index 0c4fefea44..f57b7feb8f 100644
--- a/libgimpconfig/gimpconfig-serialize.c
+++ b/libgimpconfig/gimpconfig-serialize.c
@@ -16,7 +16,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/libgimpconfig/gimpconfig-serialize.h b/libgimpconfig/gimpconfig-serialize.h
index 051328b2df..c25ab3b391 100644
--- a/libgimpconfig/gimpconfig-serialize.h
+++ b/libgimpconfig/gimpconfig-serialize.h
@@ -16,7 +16,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #if !defined (__GIMP_CONFIG_H_INSIDE__) && !defined (GIMP_CONFIG_COMPILATION)
diff --git a/libgimpconfig/gimpconfig-utils.c b/libgimpconfig/gimpconfig-utils.c
index 5274b49dd0..7cef219509 100644
--- a/libgimpconfig/gimpconfig-utils.c
+++ b/libgimpconfig/gimpconfig-utils.c
@@ -16,7 +16,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/libgimpconfig/gimpconfig-utils.h b/libgimpconfig/gimpconfig-utils.h
index 7f5bec8eac..6975b64170 100644
--- a/libgimpconfig/gimpconfig-utils.h
+++ b/libgimpconfig/gimpconfig-utils.h
@@ -16,7 +16,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #if !defined (__GIMP_CONFIG_H_INSIDE__) && !defined (GIMP_CONFIG_COMPILATION)
diff --git a/libgimpconfig/gimpconfig.h b/libgimpconfig/gimpconfig.h
index d7d91ac126..1b2bb8e383 100644
--- a/libgimpconfig/gimpconfig.h
+++ b/libgimpconfig/gimpconfig.h
@@ -13,7 +13,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_CONFIG_H__
diff --git a/libgimpconfig/gimpconfigenums.h b/libgimpconfig/gimpconfigenums.h
index 169144fd8b..b2544e83bc 100644
--- a/libgimpconfig/gimpconfigenums.h
+++ b/libgimpconfig/gimpconfigenums.h
@@ -16,7 +16,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_CONFIG_ENUMS_H__
diff --git a/libgimpconfig/gimpconfigtypes.h b/libgimpconfig/gimpconfigtypes.h
index 60773c9e49..df2fc933b4 100644
--- a/libgimpconfig/gimpconfigtypes.h
+++ b/libgimpconfig/gimpconfigtypes.h
@@ -16,7 +16,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_CONFIG_TYPES_H__
diff --git a/libgimpconfig/gimpconfigwriter.c b/libgimpconfig/gimpconfigwriter.c
index 09ad40cfcb..23bf54663e 100644
--- a/libgimpconfig/gimpconfigwriter.c
+++ b/libgimpconfig/gimpconfigwriter.c
@@ -16,7 +16,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/libgimpconfig/gimpconfigwriter.h b/libgimpconfig/gimpconfigwriter.h
index b9a067fa02..91a1a10bc8 100644
--- a/libgimpconfig/gimpconfigwriter.h
+++ b/libgimpconfig/gimpconfigwriter.h
@@ -16,7 +16,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #if !defined (__GIMP_CONFIG_H_INSIDE__) && !defined (GIMP_CONFIG_COMPILATION)
diff --git a/libgimpconfig/gimpscanner.c b/libgimpconfig/gimpscanner.c
index c82a7ea26d..b8b2f9108e 100644
--- a/libgimpconfig/gimpscanner.c
+++ b/libgimpconfig/gimpscanner.c
@@ -17,7 +17,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/libgimpconfig/gimpscanner.h b/libgimpconfig/gimpscanner.h
index c53de80e6a..36ce8d9100 100644
--- a/libgimpconfig/gimpscanner.h
+++ b/libgimpconfig/gimpscanner.h
@@ -17,7 +17,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #if !defined (__GIMP_CONFIG_H_INSIDE__) && !defined (GIMP_CONFIG_COMPILATION)
diff --git a/libgimpmath/gimpmath.h b/libgimpmath/gimpmath.h
index d2c591566f..346b3a08e3 100644
--- a/libgimpmath/gimpmath.h
+++ b/libgimpmath/gimpmath.h
@@ -15,7 +15,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_MATH_H__
diff --git a/libgimpmath/gimpmathtypes.h b/libgimpmath/gimpmathtypes.h
index 3376c3e674..a6f462892e 100644
--- a/libgimpmath/gimpmathtypes.h
+++ b/libgimpmath/gimpmathtypes.h
@@ -15,7 +15,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_MATH_TYPES_H__
diff --git a/libgimpmath/gimpmatrix.c b/libgimpmath/gimpmatrix.c
index 48c2210308..4e058ded48 100644
--- a/libgimpmath/gimpmatrix.c
+++ b/libgimpmath/gimpmatrix.c
@@ -16,7 +16,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/libgimpmath/gimpmatrix.h b/libgimpmath/gimpmatrix.h
index e435d88352..7d5e95e9c9 100644
--- a/libgimpmath/gimpmatrix.h
+++ b/libgimpmath/gimpmatrix.h
@@ -16,7 +16,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #if !defined (__GIMP_MATH_H_INSIDE__) && !defined (GIMP_MATH_COMPILATION)
diff --git a/libgimpmath/gimpvector.c b/libgimpmath/gimpvector.c
index d212a7ca54..54c8c3cb03 100644
--- a/libgimpmath/gimpvector.c
+++ b/libgimpmath/gimpvector.c
@@ -19,7 +19,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 /**********************************************/
diff --git a/libgimpmath/gimpvector.h b/libgimpmath/gimpvector.h
index c950576240..77230dad1e 100644
--- a/libgimpmath/gimpvector.h
+++ b/libgimpmath/gimpvector.h
@@ -19,7 +19,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #if !defined (__GIMP_MATH_H_INSIDE__) && !defined (GIMP_MATH_COMPILATION)
diff --git a/libgimpmodule/gimpmodule.c b/libgimpmodule/gimpmodule.c
index 3281b55a9d..c6aa566ff0 100644
--- a/libgimpmodule/gimpmodule.c
+++ b/libgimpmodule/gimpmodule.c
@@ -16,7 +16,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/libgimpmodule/gimpmodule.h b/libgimpmodule/gimpmodule.h
index 419c49ee40..d08266ab8c 100644
--- a/libgimpmodule/gimpmodule.h
+++ b/libgimpmodule/gimpmodule.h
@@ -16,7 +16,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_MODULE_H__
diff --git a/libgimpmodule/gimpmoduledb.c b/libgimpmodule/gimpmoduledb.c
index e6bed3a8a7..66025d7ce4 100644
--- a/libgimpmodule/gimpmoduledb.c
+++ b/libgimpmodule/gimpmoduledb.c
@@ -13,7 +13,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/libgimpmodule/gimpmoduledb.h b/libgimpmodule/gimpmoduledb.h
index 3e82775108..d52beaa162 100644
--- a/libgimpmodule/gimpmoduledb.h
+++ b/libgimpmodule/gimpmoduledb.h
@@ -13,7 +13,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #if !defined (__GIMP_MODULE_H_INSIDE__) && !defined (GIMP_MODULE_COMPILATION)
diff --git a/libgimpmodule/gimpmoduletypes.h b/libgimpmodule/gimpmoduletypes.h
index 0935f8f4ed..91d2649a61 100644
--- a/libgimpmodule/gimpmoduletypes.h
+++ b/libgimpmodule/gimpmoduletypes.h
@@ -13,7 +13,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_MODULE_TYPES_H__
diff --git a/libgimpthumb/gimpthumb-enums.h b/libgimpthumb/gimpthumb-enums.h
index b7f8708dc3..7451825391 100644
--- a/libgimpthumb/gimpthumb-enums.h
+++ b/libgimpthumb/gimpthumb-enums.h
@@ -19,7 +19,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_THUMB_ENUMS_H__
diff --git a/libgimpthumb/gimpthumb-error.c b/libgimpthumb/gimpthumb-error.c
index e14f4fe47e..34c880d45a 100644
--- a/libgimpthumb/gimpthumb-error.c
+++ b/libgimpthumb/gimpthumb-error.c
@@ -19,7 +19,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/libgimpthumb/gimpthumb-error.h b/libgimpthumb/gimpthumb-error.h
index 2d873ef275..8364cd24c2 100644
--- a/libgimpthumb/gimpthumb-error.h
+++ b/libgimpthumb/gimpthumb-error.h
@@ -19,7 +19,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #if !defined (__GIMP_THUMB_H_INSIDE__) && !defined (GIMP_THUMB_COMPILATION)
diff --git a/libgimpthumb/gimpthumb-types.h b/libgimpthumb/gimpthumb-types.h
index 3e32e7b365..cebdc42c6c 100644
--- a/libgimpthumb/gimpthumb-types.h
+++ b/libgimpthumb/gimpthumb-types.h
@@ -19,7 +19,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_THUMB_TYPES_H__
diff --git a/libgimpthumb/gimpthumb-utils.c b/libgimpthumb/gimpthumb-utils.c
index b42d1c7be3..304c1bc7a8 100644
--- a/libgimpthumb/gimpthumb-utils.c
+++ b/libgimpthumb/gimpthumb-utils.c
@@ -19,7 +19,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/libgimpthumb/gimpthumb-utils.h b/libgimpthumb/gimpthumb-utils.h
index ff89dcc036..51d3c5d4d0 100644
--- a/libgimpthumb/gimpthumb-utils.h
+++ b/libgimpthumb/gimpthumb-utils.h
@@ -19,7 +19,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #if !defined (__GIMP_THUMB_H_INSIDE__) && !defined (GIMP_THUMB_COMPILATION)
diff --git a/libgimpthumb/gimpthumb.h b/libgimpthumb/gimpthumb.h
index 9eb804c7d2..04685f9470 100644
--- a/libgimpthumb/gimpthumb.h
+++ b/libgimpthumb/gimpthumb.h
@@ -19,7 +19,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_THUMB_H__
diff --git a/libgimpthumb/gimpthumbnail.c b/libgimpthumb/gimpthumbnail.c
index e64c939331..8e7fcbbc24 100644
--- a/libgimpthumb/gimpthumbnail.c
+++ b/libgimpthumb/gimpthumbnail.c
@@ -19,7 +19,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/libgimpthumb/gimpthumbnail.h b/libgimpthumb/gimpthumbnail.h
index 67e9a65cd8..c651efd488 100644
--- a/libgimpthumb/gimpthumbnail.h
+++ b/libgimpthumb/gimpthumbnail.h
@@ -19,7 +19,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #if !defined (__GIMP_THUMB_H_INSIDE__) && !defined (GIMP_THUMB_COMPILATION)
diff --git a/libgimpwidgets/gimpbrowser.c b/libgimpwidgets/gimpbrowser.c
index 441385a56f..2e427f95e5 100644
--- a/libgimpwidgets/gimpbrowser.c
+++ b/libgimpwidgets/gimpbrowser.c
@@ -16,7 +16,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/libgimpwidgets/gimpbrowser.h b/libgimpwidgets/gimpbrowser.h
index 490c00db5d..bfae5e9beb 100644
--- a/libgimpwidgets/gimpbrowser.h
+++ b/libgimpwidgets/gimpbrowser.h
@@ -16,7 +16,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #if !defined (__GIMP_WIDGETS_H_INSIDE__) && !defined (GIMP_WIDGETS_COMPILATION)
diff --git a/libgimpwidgets/gimpbusybox.c b/libgimpwidgets/gimpbusybox.c
index 785a1d2847..112f5f8fee 100644
--- a/libgimpwidgets/gimpbusybox.c
+++ b/libgimpwidgets/gimpbusybox.c
@@ -16,7 +16,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/libgimpwidgets/gimpbusybox.h b/libgimpwidgets/gimpbusybox.h
index 1399bb64f2..54376e9346 100644
--- a/libgimpwidgets/gimpbusybox.h
+++ b/libgimpwidgets/gimpbusybox.h
@@ -16,7 +16,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #if !defined (__GIMP_WIDGETS_H_INSIDE__) && !defined (GIMP_WIDGETS_COMPILATION)
diff --git a/libgimpwidgets/gimpbutton.c b/libgimpwidgets/gimpbutton.c
index acf565ea68..b08a48112b 100644
--- a/libgimpwidgets/gimpbutton.c
+++ b/libgimpwidgets/gimpbutton.c
@@ -16,7 +16,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/libgimpwidgets/gimpbutton.h b/libgimpwidgets/gimpbutton.h
index 32d4a6b0d8..315ca24b81 100644
--- a/libgimpwidgets/gimpbutton.h
+++ b/libgimpwidgets/gimpbutton.h
@@ -16,7 +16,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #if !defined (__GIMP_WIDGETS_H_INSIDE__) && !defined (GIMP_WIDGETS_COMPILATION)
diff --git a/libgimpwidgets/gimpcairo-utils.c b/libgimpwidgets/gimpcairo-utils.c
index 269a412e78..a956f28d11 100644
--- a/libgimpwidgets/gimpcairo-utils.c
+++ b/libgimpwidgets/gimpcairo-utils.c
@@ -16,7 +16,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/libgimpwidgets/gimpcairo-utils.h b/libgimpwidgets/gimpcairo-utils.h
index 87b4e14633..85a5ee449c 100644
--- a/libgimpwidgets/gimpcairo-utils.h
+++ b/libgimpwidgets/gimpcairo-utils.h
@@ -16,7 +16,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #if !defined (__GIMP_WIDGETS_H_INSIDE__) && !defined (GIMP_WIDGETS_COMPILATION)
diff --git a/libgimpwidgets/gimpcellrenderercolor.c b/libgimpwidgets/gimpcellrenderercolor.c
index 01321b6322..ee96e1f64b 100644
--- a/libgimpwidgets/gimpcellrenderercolor.c
+++ b/libgimpwidgets/gimpcellrenderercolor.c
@@ -16,7 +16,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/libgimpwidgets/gimpcellrenderercolor.h b/libgimpwidgets/gimpcellrenderercolor.h
index 80c35a6b4f..e22b69ad8f 100644
--- a/libgimpwidgets/gimpcellrenderercolor.h
+++ b/libgimpwidgets/gimpcellrenderercolor.h
@@ -16,7 +16,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #if !defined (__GIMP_WIDGETS_H_INSIDE__) && !defined (GIMP_WIDGETS_COMPILATION)
diff --git a/libgimpwidgets/gimpcellrenderertoggle.c b/libgimpwidgets/gimpcellrenderertoggle.c
index cdf148b722..c62c1d3ef1 100644
--- a/libgimpwidgets/gimpcellrenderertoggle.c
+++ b/libgimpwidgets/gimpcellrenderertoggle.c
@@ -16,7 +16,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #include <config.h>
diff --git a/libgimpwidgets/gimpcellrenderertoggle.h b/libgimpwidgets/gimpcellrenderertoggle.h
index 2a80a939c7..4bef9287fc 100644
--- a/libgimpwidgets/gimpcellrenderertoggle.h
+++ b/libgimpwidgets/gimpcellrenderertoggle.h
@@ -16,7 +16,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #if !defined (__GIMP_WIDGETS_H_INSIDE__) && !defined (GIMP_WIDGETS_COMPILATION)
diff --git a/libgimpwidgets/gimpchainbutton.c b/libgimpwidgets/gimpchainbutton.c
index cb9c1135d8..1b00fd3f73 100644
--- a/libgimpwidgets/gimpchainbutton.c
+++ b/libgimpwidgets/gimpchainbutton.c
@@ -16,7 +16,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/libgimpwidgets/gimpchainbutton.h b/libgimpwidgets/gimpchainbutton.h
index 18a73e6c31..51b843f136 100644
--- a/libgimpwidgets/gimpchainbutton.h
+++ b/libgimpwidgets/gimpchainbutton.h
@@ -16,7 +16,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 /*
diff --git a/libgimpwidgets/gimpcolorarea.c b/libgimpwidgets/gimpcolorarea.c
index 7f7b426fd8..003049673d 100644
--- a/libgimpwidgets/gimpcolorarea.c
+++ b/libgimpwidgets/gimpcolorarea.c
@@ -16,7 +16,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/libgimpwidgets/gimpcolorarea.h b/libgimpwidgets/gimpcolorarea.h
index 5b0e89834f..aed62c4f58 100644
--- a/libgimpwidgets/gimpcolorarea.h
+++ b/libgimpwidgets/gimpcolorarea.h
@@ -16,7 +16,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 /* This provides a color preview area. The preview
diff --git a/libgimpwidgets/gimpcolorbutton.c b/libgimpwidgets/gimpcolorbutton.c
index b0c9301539..7d9c66180f 100644
--- a/libgimpwidgets/gimpcolorbutton.c
+++ b/libgimpwidgets/gimpcolorbutton.c
@@ -16,7 +16,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/libgimpwidgets/gimpcolorbutton.h b/libgimpwidgets/gimpcolorbutton.h
index d8572b4db1..30d3b9333f 100644
--- a/libgimpwidgets/gimpcolorbutton.h
+++ b/libgimpwidgets/gimpcolorbutton.h
@@ -16,7 +16,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 /* This provides a button with a color preview. The preview
diff --git a/libgimpwidgets/gimpcolordisplay.c b/libgimpwidgets/gimpcolordisplay.c
index e3a98deb4c..fd40a2544f 100644
--- a/libgimpwidgets/gimpcolordisplay.c
+++ b/libgimpwidgets/gimpcolordisplay.c
@@ -16,7 +16,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/libgimpwidgets/gimpcolordisplay.h b/libgimpwidgets/gimpcolordisplay.h
index c165eec85f..03c31f2884 100644
--- a/libgimpwidgets/gimpcolordisplay.h
+++ b/libgimpwidgets/gimpcolordisplay.h
@@ -16,7 +16,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #if !defined (__GIMP_WIDGETS_H_INSIDE__) && !defined (GIMP_WIDGETS_COMPILATION)
diff --git a/libgimpwidgets/gimpcolordisplaystack.c b/libgimpwidgets/gimpcolordisplaystack.c
index 989c3591cd..9372a1e600 100644
--- a/libgimpwidgets/gimpcolordisplaystack.c
+++ b/libgimpwidgets/gimpcolordisplaystack.c
@@ -16,7 +16,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/libgimpwidgets/gimpcolordisplaystack.h b/libgimpwidgets/gimpcolordisplaystack.h
index 6254f44d3b..a97eac3d84 100644
--- a/libgimpwidgets/gimpcolordisplaystack.h
+++ b/libgimpwidgets/gimpcolordisplaystack.h
@@ -16,7 +16,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #if !defined (__GIMP_WIDGETS_H_INSIDE__) && !defined (GIMP_WIDGETS_COMPILATION)
diff --git a/libgimpwidgets/gimpcolorhexentry.c b/libgimpwidgets/gimpcolorhexentry.c
index 1fff8a8ea7..7e07d90bb4 100644
--- a/libgimpwidgets/gimpcolorhexentry.c
+++ b/libgimpwidgets/gimpcolorhexentry.c
@@ -16,7 +16,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/libgimpwidgets/gimpcolorhexentry.h b/libgimpwidgets/gimpcolorhexentry.h
index 9cdf8a605a..460d7bbe9a 100644
--- a/libgimpwidgets/gimpcolorhexentry.h
+++ b/libgimpwidgets/gimpcolorhexentry.h
@@ -16,7 +16,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #if !defined (__GIMP_WIDGETS_H_INSIDE__) && !defined (GIMP_WIDGETS_COMPILATION)
diff --git a/libgimpwidgets/gimpcolornotebook.c b/libgimpwidgets/gimpcolornotebook.c
index 78152db1f7..1d9b99b00b 100644
--- a/libgimpwidgets/gimpcolornotebook.c
+++ b/libgimpwidgets/gimpcolornotebook.c
@@ -19,7 +19,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/libgimpwidgets/gimpcolornotebook.h b/libgimpwidgets/gimpcolornotebook.h
index 4303e90a91..a90508d36a 100644
--- a/libgimpwidgets/gimpcolornotebook.h
+++ b/libgimpwidgets/gimpcolornotebook.h
@@ -19,7 +19,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #if !defined (__GIMP_WIDGETS_H_INSIDE__) && !defined (GIMP_WIDGETS_COMPILATION)
diff --git a/libgimpwidgets/gimpcolorprofilechooserdialog.c b/libgimpwidgets/gimpcolorprofilechooserdialog.c
index f3fbd3f739..d238d2c3fa 100644
--- a/libgimpwidgets/gimpcolorprofilechooserdialog.c
+++ b/libgimpwidgets/gimpcolorprofilechooserdialog.c
@@ -16,7 +16,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/libgimpwidgets/gimpcolorprofilechooserdialog.h b/libgimpwidgets/gimpcolorprofilechooserdialog.h
index bcba3aee7b..e402574ea9 100644
--- a/libgimpwidgets/gimpcolorprofilechooserdialog.h
+++ b/libgimpwidgets/gimpcolorprofilechooserdialog.h
@@ -16,7 +16,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_COLOR_PROFILE_CHOOSER_DIALOG_H__
diff --git a/libgimpwidgets/gimpcolorprofilecombobox.c b/libgimpwidgets/gimpcolorprofilecombobox.c
index 32bd36e37d..68ac6a5c02 100644
--- a/libgimpwidgets/gimpcolorprofilecombobox.c
+++ b/libgimpwidgets/gimpcolorprofilecombobox.c
@@ -16,7 +16,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/libgimpwidgets/gimpcolorprofilecombobox.h b/libgimpwidgets/gimpcolorprofilecombobox.h
index cc57854233..31fdf978fb 100644
--- a/libgimpwidgets/gimpcolorprofilecombobox.h
+++ b/libgimpwidgets/gimpcolorprofilecombobox.h
@@ -16,7 +16,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #if !defined (__GIMP_WIDGETS_H_INSIDE__) && !defined (GIMP_WIDGETS_COMPILATION)
diff --git a/libgimpwidgets/gimpcolorprofilestore-private.h b/libgimpwidgets/gimpcolorprofilestore-private.h
index afb19925ab..98de84d3f9 100644
--- a/libgimpwidgets/gimpcolorprofilestore-private.h
+++ b/libgimpwidgets/gimpcolorprofilestore-private.h
@@ -16,7 +16,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_COLOR_PROFILE_STORE_PRIVATE_H__
diff --git a/libgimpwidgets/gimpcolorprofilestore.c b/libgimpwidgets/gimpcolorprofilestore.c
index bc637d1541..4aa65b6f6e 100644
--- a/libgimpwidgets/gimpcolorprofilestore.c
+++ b/libgimpwidgets/gimpcolorprofilestore.c
@@ -16,7 +16,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/libgimpwidgets/gimpcolorprofilestore.h b/libgimpwidgets/gimpcolorprofilestore.h
index 22024de5a8..e9e90b422c 100644
--- a/libgimpwidgets/gimpcolorprofilestore.h
+++ b/libgimpwidgets/gimpcolorprofilestore.h
@@ -16,7 +16,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #if !defined (__GIMP_WIDGETS_H_INSIDE__) && !defined (GIMP_WIDGETS_COMPILATION)
diff --git a/libgimpwidgets/gimpcolorprofileview.c b/libgimpwidgets/gimpcolorprofileview.c
index f6c7955b8a..979b515590 100644
--- a/libgimpwidgets/gimpcolorprofileview.c
+++ b/libgimpwidgets/gimpcolorprofileview.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/libgimpwidgets/gimpcolorprofileview.h b/libgimpwidgets/gimpcolorprofileview.h
index 7151eacea0..d2e07cb84b 100644
--- a/libgimpwidgets/gimpcolorprofileview.h
+++ b/libgimpwidgets/gimpcolorprofileview.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_COLOR_PROFILE_VIEW_H__
diff --git a/libgimpwidgets/gimpcolorscale.c b/libgimpwidgets/gimpcolorscale.c
index f442f678fc..3404056f0b 100644
--- a/libgimpwidgets/gimpcolorscale.c
+++ b/libgimpwidgets/gimpcolorscale.c
@@ -17,7 +17,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/libgimpwidgets/gimpcolorscale.h b/libgimpwidgets/gimpcolorscale.h
index 870daef24d..f31fbdd504 100644
--- a/libgimpwidgets/gimpcolorscale.h
+++ b/libgimpwidgets/gimpcolorscale.h
@@ -17,7 +17,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #if !defined (__GIMP_WIDGETS_H_INSIDE__) && !defined (GIMP_WIDGETS_COMPILATION)
diff --git a/libgimpwidgets/gimpcolorscales.c b/libgimpwidgets/gimpcolorscales.c
index d69606ea9a..905f0d1242 100644
--- a/libgimpwidgets/gimpcolorscales.c
+++ b/libgimpwidgets/gimpcolorscales.c
@@ -19,7 +19,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/libgimpwidgets/gimpcolorscales.h b/libgimpwidgets/gimpcolorscales.h
index 1af1e51e2f..9bfc90c46c 100644
--- a/libgimpwidgets/gimpcolorscales.h
+++ b/libgimpwidgets/gimpcolorscales.h
@@ -19,7 +19,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #if !defined (__GIMP_WIDGETS_H_INSIDE__) && !defined (GIMP_WIDGETS_COMPILATION)
diff --git a/libgimpwidgets/gimpcolorselect.c b/libgimpwidgets/gimpcolorselect.c
index 103a707fbf..66fe0b6b3c 100644
--- a/libgimpwidgets/gimpcolorselect.c
+++ b/libgimpwidgets/gimpcolorselect.c
@@ -19,7 +19,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/libgimpwidgets/gimpcolorselect.h b/libgimpwidgets/gimpcolorselect.h
index e91ef8f947..a73d37c04e 100644
--- a/libgimpwidgets/gimpcolorselect.h
+++ b/libgimpwidgets/gimpcolorselect.h
@@ -19,7 +19,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_COLOR_SELECT_H__
diff --git a/libgimpwidgets/gimpcolorselection.c b/libgimpwidgets/gimpcolorselection.c
index 2f927883c7..e7a2991d03 100644
--- a/libgimpwidgets/gimpcolorselection.c
+++ b/libgimpwidgets/gimpcolorselection.c
@@ -16,7 +16,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/libgimpwidgets/gimpcolorselection.h b/libgimpwidgets/gimpcolorselection.h
index 34f8f788f6..b87a01baa5 100644
--- a/libgimpwidgets/gimpcolorselection.h
+++ b/libgimpwidgets/gimpcolorselection.h
@@ -16,7 +16,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #if !defined (__GIMP_WIDGETS_H_INSIDE__) && !defined (GIMP_WIDGETS_COMPILATION)
diff --git a/libgimpwidgets/gimpcolorselector.c b/libgimpwidgets/gimpcolorselector.c
index 88f501a3c6..8172b9bb87 100644
--- a/libgimpwidgets/gimpcolorselector.c
+++ b/libgimpwidgets/gimpcolorselector.c
@@ -20,7 +20,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/libgimpwidgets/gimpcolorselector.h b/libgimpwidgets/gimpcolorselector.h
index fdff737cc9..c629806d0a 100644
--- a/libgimpwidgets/gimpcolorselector.h
+++ b/libgimpwidgets/gimpcolorselector.h
@@ -20,7 +20,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #if !defined (__GIMP_WIDGETS_H_INSIDE__) && !defined (GIMP_WIDGETS_COMPILATION)
diff --git a/libgimpwidgets/gimpcontroller.c b/libgimpwidgets/gimpcontroller.c
index 2da5fb5a8c..5eb27fc453 100644
--- a/libgimpwidgets/gimpcontroller.c
+++ b/libgimpwidgets/gimpcontroller.c
@@ -16,7 +16,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/libgimpwidgets/gimpcontroller.h b/libgimpwidgets/gimpcontroller.h
index 2c8e9d5c4e..457ce5b3b8 100644
--- a/libgimpwidgets/gimpcontroller.h
+++ b/libgimpwidgets/gimpcontroller.h
@@ -16,7 +16,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #ifndef GIMP_ENABLE_CONTROLLER_UNDER_CONSTRUCTION
diff --git a/libgimpwidgets/gimpdialog.c b/libgimpwidgets/gimpdialog.c
index 272d1cd879..70c66cab19 100644
--- a/libgimpwidgets/gimpdialog.c
+++ b/libgimpwidgets/gimpdialog.c
@@ -16,7 +16,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/libgimpwidgets/gimpdialog.h b/libgimpwidgets/gimpdialog.h
index 8744ac25d2..6e774cfe62 100644
--- a/libgimpwidgets/gimpdialog.h
+++ b/libgimpwidgets/gimpdialog.h
@@ -16,7 +16,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #if !defined (__GIMP_WIDGETS_H_INSIDE__) && !defined (GIMP_WIDGETS_COMPILATION)
diff --git a/libgimpwidgets/gimpeevl.c b/libgimpwidgets/gimpeevl.c
index 27658b0abe..4f899ce91f 100644
--- a/libgimpwidgets/gimpeevl.c
+++ b/libgimpwidgets/gimpeevl.c
@@ -17,7 +17,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 /* Introducing eevl eva, the evaluator. A straightforward recursive
diff --git a/libgimpwidgets/gimpeevl.h b/libgimpwidgets/gimpeevl.h
index c4c024a16a..e826f4ed9d 100644
--- a/libgimpwidgets/gimpeevl.h
+++ b/libgimpwidgets/gimpeevl.h
@@ -17,7 +17,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_EEVL_H__
diff --git a/libgimpwidgets/gimpenumcombobox.c b/libgimpwidgets/gimpenumcombobox.c
index 98ebfa24e0..eabac9545e 100644
--- a/libgimpwidgets/gimpenumcombobox.c
+++ b/libgimpwidgets/gimpenumcombobox.c
@@ -16,7 +16,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/libgimpwidgets/gimpenumcombobox.h b/libgimpwidgets/gimpenumcombobox.h
index 650c2b2017..0e3340b8c0 100644
--- a/libgimpwidgets/gimpenumcombobox.h
+++ b/libgimpwidgets/gimpenumcombobox.h
@@ -16,7 +16,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #if !defined (__GIMP_WIDGETS_H_INSIDE__) && !defined (GIMP_WIDGETS_COMPILATION)
diff --git a/libgimpwidgets/gimpenumlabel.c b/libgimpwidgets/gimpenumlabel.c
index 0eaac469b5..979fd97616 100644
--- a/libgimpwidgets/gimpenumlabel.c
+++ b/libgimpwidgets/gimpenumlabel.c
@@ -16,7 +16,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/libgimpwidgets/gimpenumlabel.h b/libgimpwidgets/gimpenumlabel.h
index 362960f834..afdbed2354 100644
--- a/libgimpwidgets/gimpenumlabel.h
+++ b/libgimpwidgets/gimpenumlabel.h
@@ -16,7 +16,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #if !defined (__GIMP_WIDGETS_H_INSIDE__) && !defined (GIMP_WIDGETS_COMPILATION)
diff --git a/libgimpwidgets/gimpenumstore.c b/libgimpwidgets/gimpenumstore.c
index 5492e2cbed..c5b86ff797 100644
--- a/libgimpwidgets/gimpenumstore.c
+++ b/libgimpwidgets/gimpenumstore.c
@@ -16,7 +16,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/libgimpwidgets/gimpenumstore.h b/libgimpwidgets/gimpenumstore.h
index a9e09937e7..38dd161341 100644
--- a/libgimpwidgets/gimpenumstore.h
+++ b/libgimpwidgets/gimpenumstore.h
@@ -16,7 +16,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #if !defined (__GIMP_WIDGETS_H_INSIDE__) && !defined (GIMP_WIDGETS_COMPILATION)
diff --git a/libgimpwidgets/gimpenumwidgets.c b/libgimpwidgets/gimpenumwidgets.c
index 1270f80020..9bb98b9825 100644
--- a/libgimpwidgets/gimpenumwidgets.c
+++ b/libgimpwidgets/gimpenumwidgets.c
@@ -16,7 +16,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/libgimpwidgets/gimpenumwidgets.h b/libgimpwidgets/gimpenumwidgets.h
index adf34df472..19164dfc5d 100644
--- a/libgimpwidgets/gimpenumwidgets.h
+++ b/libgimpwidgets/gimpenumwidgets.h
@@ -16,7 +16,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #if !defined (__GIMP_WIDGETS_H_INSIDE__) && !defined (GIMP_WIDGETS_COMPILATION)
diff --git a/libgimpwidgets/gimpfileentry.c b/libgimpwidgets/gimpfileentry.c
index 0d5c3350e1..56e8de87b7 100644
--- a/libgimpwidgets/gimpfileentry.c
+++ b/libgimpwidgets/gimpfileentry.c
@@ -16,7 +16,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/libgimpwidgets/gimpfileentry.h b/libgimpwidgets/gimpfileentry.h
index e084c4b820..0843402579 100644
--- a/libgimpwidgets/gimpfileentry.h
+++ b/libgimpwidgets/gimpfileentry.h
@@ -16,7 +16,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #ifndef GIMP_DISABLE_DEPRECATED
diff --git a/libgimpwidgets/gimpframe.c b/libgimpwidgets/gimpframe.c
index c09f63f79c..529f765029 100644
--- a/libgimpwidgets/gimpframe.c
+++ b/libgimpwidgets/gimpframe.c
@@ -16,7 +16,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/libgimpwidgets/gimpframe.h b/libgimpwidgets/gimpframe.h
index d979d9333a..4024bb5e01 100644
--- a/libgimpwidgets/gimpframe.h
+++ b/libgimpwidgets/gimpframe.h
@@ -16,7 +16,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #if !defined (__GIMP_WIDGETS_H_INSIDE__) && !defined (GIMP_WIDGETS_COMPILATION)
diff --git a/libgimpwidgets/gimphelpui.c b/libgimpwidgets/gimphelpui.c
index c13f752984..5bd66361fe 100644
--- a/libgimpwidgets/gimphelpui.c
+++ b/libgimpwidgets/gimphelpui.c
@@ -16,7 +16,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/libgimpwidgets/gimphelpui.h b/libgimpwidgets/gimphelpui.h
index de57e0a480..75c7eed024 100644
--- a/libgimpwidgets/gimphelpui.h
+++ b/libgimpwidgets/gimphelpui.h
@@ -16,7 +16,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #if !defined (__GIMP_WIDGETS_H_INSIDE__) && !defined (GIMP_WIDGETS_COMPILATION)
diff --git a/libgimpwidgets/gimphintbox.c b/libgimpwidgets/gimphintbox.c
index 0773b430f6..194efb86e8 100644
--- a/libgimpwidgets/gimphintbox.c
+++ b/libgimpwidgets/gimphintbox.c
@@ -16,7 +16,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/libgimpwidgets/gimphintbox.h b/libgimpwidgets/gimphintbox.h
index d6978cb9fe..ee53187339 100644
--- a/libgimpwidgets/gimphintbox.h
+++ b/libgimpwidgets/gimphintbox.h
@@ -16,7 +16,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #if !defined (__GIMP_WIDGETS_H_INSIDE__) && !defined (GIMP_WIDGETS_COMPILATION)
diff --git a/libgimpwidgets/gimpicons.c b/libgimpwidgets/gimpicons.c
index 30903a4ec5..3a5b20b17d 100644
--- a/libgimpwidgets/gimpicons.c
+++ b/libgimpwidgets/gimpicons.c
@@ -16,7 +16,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/libgimpwidgets/gimpicons.h b/libgimpwidgets/gimpicons.h
index 27e79cd06e..567972adff 100644
--- a/libgimpwidgets/gimpicons.h
+++ b/libgimpwidgets/gimpicons.h
@@ -16,7 +16,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #if !defined (__GIMP_WIDGETS_H_INSIDE__) && !defined (GIMP_WIDGETS_COMPILATION)
diff --git a/libgimpwidgets/gimpintcombobox.c b/libgimpwidgets/gimpintcombobox.c
index 39c97daf7b..f1aad6a9cb 100644
--- a/libgimpwidgets/gimpintcombobox.c
+++ b/libgimpwidgets/gimpintcombobox.c
@@ -16,7 +16,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/libgimpwidgets/gimpintcombobox.h b/libgimpwidgets/gimpintcombobox.h
index 9d1c84a662..bc27ed4d55 100644
--- a/libgimpwidgets/gimpintcombobox.h
+++ b/libgimpwidgets/gimpintcombobox.h
@@ -16,7 +16,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #if !defined (__GIMP_WIDGETS_H_INSIDE__) && !defined (GIMP_WIDGETS_COMPILATION)
diff --git a/libgimpwidgets/gimpintstore.c b/libgimpwidgets/gimpintstore.c
index d0c5fee37c..a0fcea2b3f 100644
--- a/libgimpwidgets/gimpintstore.c
+++ b/libgimpwidgets/gimpintstore.c
@@ -16,7 +16,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/libgimpwidgets/gimpintstore.h b/libgimpwidgets/gimpintstore.h
index 4429081a1f..190460e1f0 100644
--- a/libgimpwidgets/gimpintstore.h
+++ b/libgimpwidgets/gimpintstore.h
@@ -16,7 +16,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #if !defined (__GIMP_WIDGETS_H_INSIDE__) && !defined (GIMP_WIDGETS_COMPILATION)
diff --git a/libgimpwidgets/gimpmemsizeentry.c b/libgimpwidgets/gimpmemsizeentry.c
index 84141b9273..578196fb53 100644
--- a/libgimpwidgets/gimpmemsizeentry.c
+++ b/libgimpwidgets/gimpmemsizeentry.c
@@ -16,7 +16,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/libgimpwidgets/gimpmemsizeentry.h b/libgimpwidgets/gimpmemsizeentry.h
index 4fed8c90ee..97495311e4 100644
--- a/libgimpwidgets/gimpmemsizeentry.h
+++ b/libgimpwidgets/gimpmemsizeentry.h
@@ -16,7 +16,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #if !defined (__GIMP_WIDGETS_H_INSIDE__) && !defined (GIMP_WIDGETS_COMPILATION)
diff --git a/libgimpwidgets/gimpnumberpairentry.c b/libgimpwidgets/gimpnumberpairentry.c
index fa0d4e5f99..c75eb5f4e9 100644
--- a/libgimpwidgets/gimpnumberpairentry.c
+++ b/libgimpwidgets/gimpnumberpairentry.c
@@ -18,7 +18,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/libgimpwidgets/gimpnumberpairentry.h b/libgimpwidgets/gimpnumberpairentry.h
index 908ae9c77f..be757ead56 100644
--- a/libgimpwidgets/gimpnumberpairentry.h
+++ b/libgimpwidgets/gimpnumberpairentry.h
@@ -18,7 +18,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #if !defined (__GIMP_WIDGETS_H_INSIDE__) && !defined (GIMP_WIDGETS_COMPILATION)
diff --git a/libgimpwidgets/gimpoffsetarea.c b/libgimpwidgets/gimpoffsetarea.c
index dd1ba27d78..cf8330ab10 100644
--- a/libgimpwidgets/gimpoffsetarea.c
+++ b/libgimpwidgets/gimpoffsetarea.c
@@ -16,7 +16,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/libgimpwidgets/gimpoffsetarea.h b/libgimpwidgets/gimpoffsetarea.h
index 744374fa26..bb40536599 100644
--- a/libgimpwidgets/gimpoffsetarea.h
+++ b/libgimpwidgets/gimpoffsetarea.h
@@ -16,7 +16,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #if !defined (__GIMP_WIDGETS_H_INSIDE__) && !defined (GIMP_WIDGETS_COMPILATION)
diff --git a/libgimpwidgets/gimppageselector.c b/libgimpwidgets/gimppageselector.c
index b623d34c27..1c1a0bd392 100644
--- a/libgimpwidgets/gimppageselector.c
+++ b/libgimpwidgets/gimppageselector.c
@@ -16,7 +16,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/libgimpwidgets/gimppageselector.h b/libgimpwidgets/gimppageselector.h
index 8a6d26df24..a26faf7e51 100644
--- a/libgimpwidgets/gimppageselector.h
+++ b/libgimpwidgets/gimppageselector.h
@@ -16,7 +16,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #if !defined (__GIMP_WIDGETS_H_INSIDE__) && !defined (GIMP_WIDGETS_COMPILATION)
diff --git a/libgimpwidgets/gimppatheditor.c b/libgimpwidgets/gimppatheditor.c
index d9cfc14dff..4d88e67d7d 100644
--- a/libgimpwidgets/gimppatheditor.c
+++ b/libgimpwidgets/gimppatheditor.c
@@ -16,7 +16,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/libgimpwidgets/gimppatheditor.h b/libgimpwidgets/gimppatheditor.h
index ff65d8fab5..d8c844d556 100644
--- a/libgimpwidgets/gimppatheditor.h
+++ b/libgimpwidgets/gimppatheditor.h
@@ -16,7 +16,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #if !defined (__GIMP_WIDGETS_H_INSIDE__) && !defined (GIMP_WIDGETS_COMPILATION)
diff --git a/libgimpwidgets/gimppickbutton-default.c b/libgimpwidgets/gimppickbutton-default.c
index 454f2a2e1e..50e510c6c2 100644
--- a/libgimpwidgets/gimppickbutton-default.c
+++ b/libgimpwidgets/gimppickbutton-default.c
@@ -13,7 +13,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/libgimpwidgets/gimppickbutton-default.h b/libgimpwidgets/gimppickbutton-default.h
index 53e5371abf..8b252b8f00 100644
--- a/libgimpwidgets/gimppickbutton-default.h
+++ b/libgimpwidgets/gimppickbutton-default.h
@@ -11,7 +11,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 /* Private header file which is not meant to be exported. */
diff --git a/libgimpwidgets/gimppickbutton-kwin.c b/libgimpwidgets/gimppickbutton-kwin.c
index 9842c4dc34..c6135fadf4 100644
--- a/libgimpwidgets/gimppickbutton-kwin.c
+++ b/libgimpwidgets/gimppickbutton-kwin.c
@@ -11,7 +11,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/libgimpwidgets/gimppickbutton-kwin.h b/libgimpwidgets/gimppickbutton-kwin.h
index 25726a948e..4f596afbe6 100644
--- a/libgimpwidgets/gimppickbutton-kwin.h
+++ b/libgimpwidgets/gimppickbutton-kwin.h
@@ -11,7 +11,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 /* Private header file which is not meant to be exported. */
diff --git a/libgimpwidgets/gimppickbutton-private.h b/libgimpwidgets/gimppickbutton-private.h
index aeccd072b8..c63856d9ed 100644
--- a/libgimpwidgets/gimppickbutton-private.h
+++ b/libgimpwidgets/gimppickbutton-private.h
@@ -10,7 +10,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_PICK_BUTTON_PRIVATE_H__
diff --git a/libgimpwidgets/gimppickbutton-quartz.c b/libgimpwidgets/gimppickbutton-quartz.c
index 2fbed2cfb5..e18b864a09 100644
--- a/libgimpwidgets/gimppickbutton-quartz.c
+++ b/libgimpwidgets/gimppickbutton-quartz.c
@@ -11,7 +11,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/libgimpwidgets/gimppickbutton-quartz.h b/libgimpwidgets/gimppickbutton-quartz.h
index f1e7563b76..53f1ce42e4 100644
--- a/libgimpwidgets/gimppickbutton-quartz.h
+++ b/libgimpwidgets/gimppickbutton-quartz.h
@@ -11,7 +11,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 /* Private header file which is not meant to be exported. */
diff --git a/libgimpwidgets/gimppickbutton.c b/libgimpwidgets/gimppickbutton.c
index 14c22d9e62..7b10466f0d 100644
--- a/libgimpwidgets/gimppickbutton.c
+++ b/libgimpwidgets/gimppickbutton.c
@@ -13,7 +13,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/libgimpwidgets/gimppickbutton.h b/libgimpwidgets/gimppickbutton.h
index e7d6923b61..07d79d3e3f 100644
--- a/libgimpwidgets/gimppickbutton.h
+++ b/libgimpwidgets/gimppickbutton.h
@@ -13,7 +13,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #if !defined (__GIMP_WIDGETS_H_INSIDE__) && !defined (GIMP_WIDGETS_COMPILATION)
diff --git a/libgimpwidgets/gimppreview.c b/libgimpwidgets/gimppreview.c
index 29b6b6d18f..0d13c9ea62 100644
--- a/libgimpwidgets/gimppreview.c
+++ b/libgimpwidgets/gimppreview.c
@@ -15,7 +15,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/libgimpwidgets/gimppreview.h b/libgimpwidgets/gimppreview.h
index 0c5508b982..f21ff68d0b 100644
--- a/libgimpwidgets/gimppreview.h
+++ b/libgimpwidgets/gimppreview.h
@@ -15,7 +15,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #if !defined (__GIMP_WIDGETS_H_INSIDE__) && !defined (GIMP_WIDGETS_COMPILATION)
diff --git a/libgimpwidgets/gimppreviewarea.c b/libgimpwidgets/gimppreviewarea.c
index 1846cbb2b4..2e1db2a4d5 100644
--- a/libgimpwidgets/gimppreviewarea.c
+++ b/libgimpwidgets/gimppreviewarea.c
@@ -13,7 +13,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/libgimpwidgets/gimppreviewarea.h b/libgimpwidgets/gimppreviewarea.h
index 11d5254343..af65c66cdf 100644
--- a/libgimpwidgets/gimppreviewarea.h
+++ b/libgimpwidgets/gimppreviewarea.h
@@ -13,7 +13,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #if !defined (__GIMP_WIDGETS_H_INSIDE__) && !defined (GIMP_WIDGETS_COMPILATION)
diff --git a/libgimpwidgets/gimppropwidgets.c b/libgimpwidgets/gimppropwidgets.c
index 74453d3df9..74187bb4a2 100644
--- a/libgimpwidgets/gimppropwidgets.c
+++ b/libgimpwidgets/gimppropwidgets.c
@@ -12,7 +12,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/libgimpwidgets/gimppropwidgets.h b/libgimpwidgets/gimppropwidgets.h
index 05725b1d29..eb5d95c469 100644
--- a/libgimpwidgets/gimppropwidgets.h
+++ b/libgimpwidgets/gimppropwidgets.h
@@ -16,7 +16,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #if !defined (__GIMP_WIDGETS_H_INSIDE__) && !defined (GIMP_WIDGETS_COMPILATION)
diff --git a/libgimpwidgets/gimpquerybox.c b/libgimpwidgets/gimpquerybox.c
index 77ed500b42..71dc58f40a 100644
--- a/libgimpwidgets/gimpquerybox.c
+++ b/libgimpwidgets/gimpquerybox.c
@@ -16,7 +16,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/libgimpwidgets/gimpquerybox.h b/libgimpwidgets/gimpquerybox.h
index 7eee5b2385..3535629041 100644
--- a/libgimpwidgets/gimpquerybox.h
+++ b/libgimpwidgets/gimpquerybox.h
@@ -16,7 +16,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #if !defined (__GIMP_WIDGETS_H_INSIDE__) && !defined (GIMP_WIDGETS_COMPILATION)
diff --git a/libgimpwidgets/gimpruler.c b/libgimpwidgets/gimpruler.c
index 41ef8c23bf..aff7e1c904 100644
--- a/libgimpwidgets/gimpruler.c
+++ b/libgimpwidgets/gimpruler.c
@@ -13,7 +13,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/libgimpwidgets/gimpruler.h b/libgimpwidgets/gimpruler.h
index 00bd974d06..b4786f3c57 100644
--- a/libgimpwidgets/gimpruler.h
+++ b/libgimpwidgets/gimpruler.h
@@ -13,7 +13,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #if !defined (__GIMP_WIDGETS_H_INSIDE__) && !defined (GIMP_WIDGETS_COMPILATION)
diff --git a/libgimpwidgets/gimpscaleentry.c b/libgimpwidgets/gimpscaleentry.c
index 8fd907192d..b7af871402 100644
--- a/libgimpwidgets/gimpscaleentry.c
+++ b/libgimpwidgets/gimpscaleentry.c
@@ -16,7 +16,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/libgimpwidgets/gimpscaleentry.h b/libgimpwidgets/gimpscaleentry.h
index 28c117b75b..bdb810a4b6 100644
--- a/libgimpwidgets/gimpscaleentry.h
+++ b/libgimpwidgets/gimpscaleentry.h
@@ -17,7 +17,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #if !defined (__GIMP_WIDGETS_H_INSIDE__) && !defined (GIMP_WIDGETS_COMPILATION)
diff --git a/libgimpwidgets/gimpscrolledpreview.c b/libgimpwidgets/gimpscrolledpreview.c
index 1edf7e5d6c..dbfca8baa4 100644
--- a/libgimpwidgets/gimpscrolledpreview.c
+++ b/libgimpwidgets/gimpscrolledpreview.c
@@ -15,7 +15,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/libgimpwidgets/gimpscrolledpreview.h b/libgimpwidgets/gimpscrolledpreview.h
index f3480a7fb8..00919b1f94 100644
--- a/libgimpwidgets/gimpscrolledpreview.h
+++ b/libgimpwidgets/gimpscrolledpreview.h
@@ -15,7 +15,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #if !defined (__GIMP_WIDGETS_H_INSIDE__) && !defined (GIMP_WIDGETS_COMPILATION)
diff --git a/libgimpwidgets/gimpsizeentry.c b/libgimpwidgets/gimpsizeentry.c
index 8374d352c1..69801267a1 100644
--- a/libgimpwidgets/gimpsizeentry.c
+++ b/libgimpwidgets/gimpsizeentry.c
@@ -17,7 +17,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/libgimpwidgets/gimpsizeentry.h b/libgimpwidgets/gimpsizeentry.h
index 2cfe3d5559..3344ced190 100644
--- a/libgimpwidgets/gimpsizeentry.h
+++ b/libgimpwidgets/gimpsizeentry.h
@@ -17,7 +17,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #if !defined (__GIMP_WIDGETS_H_INSIDE__) && !defined (GIMP_WIDGETS_COMPILATION)
diff --git a/libgimpwidgets/gimpstringcombobox.c b/libgimpwidgets/gimpstringcombobox.c
index 9b719d520b..cdd07f754d 100644
--- a/libgimpwidgets/gimpstringcombobox.c
+++ b/libgimpwidgets/gimpstringcombobox.c
@@ -16,7 +16,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/libgimpwidgets/gimpstringcombobox.h b/libgimpwidgets/gimpstringcombobox.h
index 2eb3c4ea59..df69ac54c9 100644
--- a/libgimpwidgets/gimpstringcombobox.h
+++ b/libgimpwidgets/gimpstringcombobox.h
@@ -16,7 +16,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #if !defined (__GIMP_WIDGETS_H_INSIDE__) && !defined (GIMP_WIDGETS_COMPILATION)
diff --git a/libgimpwidgets/gimpunitcombobox.c b/libgimpwidgets/gimpunitcombobox.c
index a4f0ab4026..ac0840b9de 100644
--- a/libgimpwidgets/gimpunitcombobox.c
+++ b/libgimpwidgets/gimpunitcombobox.c
@@ -16,7 +16,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/libgimpwidgets/gimpunitcombobox.h b/libgimpwidgets/gimpunitcombobox.h
index ca25caa88a..e5b38c955d 100644
--- a/libgimpwidgets/gimpunitcombobox.h
+++ b/libgimpwidgets/gimpunitcombobox.h
@@ -16,7 +16,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #if !defined (__GIMP_WIDGETS_H_INSIDE__) && !defined (GIMP_WIDGETS_COMPILATION)
diff --git a/libgimpwidgets/gimpunitstore.c b/libgimpwidgets/gimpunitstore.c
index a5f8d069a1..084f806a27 100644
--- a/libgimpwidgets/gimpunitstore.c
+++ b/libgimpwidgets/gimpunitstore.c
@@ -16,7 +16,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/libgimpwidgets/gimpunitstore.h b/libgimpwidgets/gimpunitstore.h
index 23dd774ae9..010ba7e16f 100644
--- a/libgimpwidgets/gimpunitstore.h
+++ b/libgimpwidgets/gimpunitstore.h
@@ -16,7 +16,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #if !defined (__GIMP_WIDGETS_H_INSIDE__) && !defined (GIMP_WIDGETS_COMPILATION)
diff --git a/libgimpwidgets/gimpwidgets-error.c b/libgimpwidgets/gimpwidgets-error.c
index 5dfdf066ba..bda4187d5e 100644
--- a/libgimpwidgets/gimpwidgets-error.c
+++ b/libgimpwidgets/gimpwidgets-error.c
@@ -16,7 +16,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/libgimpwidgets/gimpwidgets-error.h b/libgimpwidgets/gimpwidgets-error.h
index a7f2fcf723..cff82981fa 100644
--- a/libgimpwidgets/gimpwidgets-error.h
+++ b/libgimpwidgets/gimpwidgets-error.h
@@ -16,7 +16,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #if !defined (__GIMP_WIDGETS_H_INSIDE__) && !defined (GIMP_WIDGETS_COMPILATION)
diff --git a/libgimpwidgets/gimpwidgets-private.c b/libgimpwidgets/gimpwidgets-private.c
index 091930c635..98a9e1c03b 100644
--- a/libgimpwidgets/gimpwidgets-private.c
+++ b/libgimpwidgets/gimpwidgets-private.c
@@ -16,7 +16,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/libgimpwidgets/gimpwidgets-private.h b/libgimpwidgets/gimpwidgets-private.h
index c876b1e09f..4cb1245112 100644
--- a/libgimpwidgets/gimpwidgets-private.h
+++ b/libgimpwidgets/gimpwidgets-private.h
@@ -16,7 +16,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_WIDGETS_PRIVATE_H__
diff --git a/libgimpwidgets/gimpwidgets.c b/libgimpwidgets/gimpwidgets.c
index 102a152527..3361f9b1f8 100644
--- a/libgimpwidgets/gimpwidgets.c
+++ b/libgimpwidgets/gimpwidgets.c
@@ -16,7 +16,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/libgimpwidgets/gimpwidgets.h b/libgimpwidgets/gimpwidgets.h
index 65094fd846..4ef6cf3e3b 100644
--- a/libgimpwidgets/gimpwidgets.h
+++ b/libgimpwidgets/gimpwidgets.h
@@ -16,7 +16,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_WIDGETS_H__
diff --git a/libgimpwidgets/gimpwidgetsenums.h b/libgimpwidgets/gimpwidgetsenums.h
index 6d57297d11..51384f1bc5 100644
--- a/libgimpwidgets/gimpwidgetsenums.h
+++ b/libgimpwidgets/gimpwidgetsenums.h
@@ -13,7 +13,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_WIDGETS_ENUMS_H__
diff --git a/libgimpwidgets/gimpwidgetstypes.h b/libgimpwidgets/gimpwidgetstypes.h
index 00ecac7c60..839d17b32b 100644
--- a/libgimpwidgets/gimpwidgetstypes.h
+++ b/libgimpwidgets/gimpwidgetstypes.h
@@ -15,7 +15,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_WIDGETS_TYPES_H__
diff --git a/libgimpwidgets/gimpwidgetsutils.c b/libgimpwidgets/gimpwidgetsutils.c
index 0e1cda22e6..a841559d35 100644
--- a/libgimpwidgets/gimpwidgetsutils.c
+++ b/libgimpwidgets/gimpwidgetsutils.c
@@ -16,7 +16,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/libgimpwidgets/gimpwidgetsutils.h b/libgimpwidgets/gimpwidgetsutils.h
index 18713937d8..3a4b8c9ff2 100644
--- a/libgimpwidgets/gimpwidgetsutils.h
+++ b/libgimpwidgets/gimpwidgetsutils.h
@@ -15,7 +15,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #if !defined (__GIMP_WIDGETS_H_INSIDE__) && !defined (GIMP_WIDGETS_COMPILATION)
diff --git a/libgimpwidgets/gimpzoommodel.c b/libgimpwidgets/gimpzoommodel.c
index 2fe834f85c..c0c45d3a60 100644
--- a/libgimpwidgets/gimpzoommodel.c
+++ b/libgimpwidgets/gimpzoommodel.c
@@ -16,7 +16,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/libgimpwidgets/gimpzoommodel.h b/libgimpwidgets/gimpzoommodel.h
index e36724ed72..c01a21e0a5 100644
--- a/libgimpwidgets/gimpzoommodel.h
+++ b/libgimpwidgets/gimpzoommodel.h
@@ -16,7 +16,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #if !defined (__GIMP_WIDGETS_H_INSIDE__) && !defined (GIMP_WIDGETS_COMPILATION)
diff --git a/libgimpwidgets/test-eevl.c b/libgimpwidgets/test-eevl.c
index 9656c14d4a..1d0a5e3b6b 100644
--- a/libgimpwidgets/test-eevl.c
+++ b/libgimpwidgets/test-eevl.c
@@ -17,7 +17,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 /* A small regression test case for the evaluator */
diff --git a/libgimpwidgets/test-preview-area.c b/libgimpwidgets/test-preview-area.c
index 419c89c79d..11cd0756c3 100644
--- a/libgimpwidgets/test-preview-area.c
+++ b/libgimpwidgets/test-preview-area.c
@@ -16,7 +16,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 /* This code is based on testrgb.c from GTK+ - The GIMP Toolkit
diff --git a/modules/color-selector-cmyk.c b/modules/color-selector-cmyk.c
index 8d7ac1a39d..5b568441ab 100644
--- a/modules/color-selector-cmyk.c
+++ b/modules/color-selector-cmyk.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/modules/color-selector-water.c b/modules/color-selector-water.c
index 34d2e84da5..a5809cc5f4 100644
--- a/modules/color-selector-water.c
+++ b/modules/color-selector-water.c
@@ -13,7 +13,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/modules/color-selector-wheel.c b/modules/color-selector-wheel.c
index 11a654f3ba..3dc1581b19 100644
--- a/modules/color-selector-wheel.c
+++ b/modules/color-selector-wheel.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/modules/controller-dx-dinput.c b/modules/controller-dx-dinput.c
index 2e370be83a..87c0eab3c9 100644
--- a/modules/controller-dx-dinput.c
+++ b/modules/controller-dx-dinput.c
@@ -17,7 +17,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 /* When using gcc with the February 2007 version of the DirectX SDK,
diff --git a/modules/controller-linux-input.c b/modules/controller-linux-input.c
index 968ad155d6..760ccd8731 100644
--- a/modules/controller-linux-input.c
+++ b/modules/controller-linux-input.c
@@ -16,7 +16,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/modules/controller-midi.c b/modules/controller-midi.c
index cb6118de3e..284f02dc54 100644
--- a/modules/controller-midi.c
+++ b/modules/controller-midi.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/modules/display-filter-clip-warning.c b/modules/display-filter-clip-warning.c
index 39e1c7934e..0e140df15c 100644
--- a/modules/display-filter-clip-warning.c
+++ b/modules/display-filter-clip-warning.c
@@ -13,7 +13,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/modules/display-filter-color-blind.c b/modules/display-filter-color-blind.c
index a8147a47d7..aee9df704c 100644
--- a/modules/display-filter-color-blind.c
+++ b/modules/display-filter-color-blind.c
@@ -22,7 +22,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/modules/display-filter-gamma.c b/modules/display-filter-gamma.c
index 1872ebf154..d49e12f933 100644
--- a/modules/display-filter-gamma.c
+++ b/modules/display-filter-gamma.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/modules/display-filter-high-contrast.c b/modules/display-filter-high-contrast.c
index 92287956a4..e45c28955f 100644
--- a/modules/display-filter-high-contrast.c
+++ b/modules/display-filter-high-contrast.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/modules/gimpcolorwheel.c b/modules/gimpcolorwheel.c
index 4f1173dbc3..62ec9a3925 100644
--- a/modules/gimpcolorwheel.c
+++ b/modules/gimpcolorwheel.c
@@ -18,7 +18,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 /*
diff --git a/modules/gimpcolorwheel.h b/modules/gimpcolorwheel.h
index b7298698ef..bc4bcc71ee 100644
--- a/modules/gimpcolorwheel.h
+++ b/modules/gimpcolorwheel.h
@@ -17,7 +17,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 /*
diff --git a/modules/gimpinputdevicestore-dx.c b/modules/gimpinputdevicestore-dx.c
index cac0b6c9d7..7c455818f9 100644
--- a/modules/gimpinputdevicestore-dx.c
+++ b/modules/gimpinputdevicestore-dx.c
@@ -17,7 +17,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/modules/gimpinputdevicestore-gudev.c b/modules/gimpinputdevicestore-gudev.c
index c9c4388f5d..4c54474cfb 100644
--- a/modules/gimpinputdevicestore-gudev.c
+++ b/modules/gimpinputdevicestore-gudev.c
@@ -17,7 +17,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/modules/gimpinputdevicestore.h b/modules/gimpinputdevicestore.h
index 6b1c579689..a02d453c07 100644
--- a/modules/gimpinputdevicestore.h
+++ b/modules/gimpinputdevicestore.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_INPUT_DEVICE_STORE_H__
diff --git a/pdb/app.pl b/pdb/app.pl
index 6abb2b5650..83d00e344b 100644
--- a/pdb/app.pl
+++ b/pdb/app.pl
@@ -12,7 +12,7 @@
 # GNU General Public License for more details.
 
 # You should have received a copy of the GNU General Public License
-# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+# along with this program.  If not, see <https://www.gnu.org/licenses/>.
 
 package Gimp::CodeGen::app;
 
@@ -758,7 +758,7 @@ CODE
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 /* NOTE: This file is auto-generated by pdbgen.pl. */
diff --git a/pdb/enumcode.pl b/pdb/enumcode.pl
index d9de259005..6eb7906231 100755
--- a/pdb/enumcode.pl
+++ b/pdb/enumcode.pl
@@ -14,7 +14,7 @@
 # GNU General Public License for more details.
 
 # You should have received a copy of the GNU General Public License
-# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+# along with this program.  If not, see <https://www.gnu.org/licenses/>.
 
 BEGIN {
     $srcdir   = $ENV{srcdir}  || '.';
@@ -51,7 +51,7 @@ print ENUMFILE <<'LGPL';
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 /* NOTE: This file is autogenerated by enumcode.pl */
diff --git a/pdb/enumgen.pl b/pdb/enumgen.pl
index 6fe02e4d78..b525769795 100755
--- a/pdb/enumgen.pl
+++ b/pdb/enumgen.pl
@@ -14,7 +14,7 @@
 # GNU General Public License for more details.
 
 # You should have received a copy of the GNU General Public License
-# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+# along with this program.  If not, see <https://www.gnu.org/licenses/>.
 
 BEGIN {
     $srcdir   = $ENV{srcdir}   || '.';
@@ -48,7 +48,7 @@ my $header = <<'HEADER';
 :# GNU General Public License for more details.
 :
 :# You should have received a copy of the GNU General Public License
-:# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+:# along with this program.  If not, see <https://www.gnu.org/licenses/>.
 :
 :# autogenerated by enumgen.pl
 :
diff --git a/pdb/enums.pl b/pdb/enums.pl
index 30017d8638..a265ae9c96 100644
--- a/pdb/enums.pl
+++ b/pdb/enums.pl
@@ -12,7 +12,7 @@
 # GNU General Public License for more details.
 
 # You should have received a copy of the GNU General Public License
-# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+# along with this program.  If not, see <https://www.gnu.org/licenses/>.
 
 # autogenerated by enumgen.pl
 
diff --git a/pdb/groups/brush.pdb b/pdb/groups/brush.pdb
index 4fe01e1a5a..fe6112b690 100644
--- a/pdb/groups/brush.pdb
+++ b/pdb/groups/brush.pdb
@@ -12,7 +12,7 @@
 # GNU General Public License for more details.
 
 # You should have received a copy of the GNU General Public License
-# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+# along with this program.  If not, see <https://www.gnu.org/licenses/>.
 
 # "Perlized" from C source by Manish Singh <yosh@gimp.org>
 
diff --git a/pdb/groups/brush_select.pdb b/pdb/groups/brush_select.pdb
index a3acedba58..f6002bd7cc 100644
--- a/pdb/groups/brush_select.pdb
+++ b/pdb/groups/brush_select.pdb
@@ -12,7 +12,7 @@
 # GNU General Public License for more details.
 
 # You should have received a copy of the GNU General Public License
-# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+# along with this program.  If not, see <https://www.gnu.org/licenses/>.
 
 # "Perlized" from C source by Manish Singh <yosh@gimp.org>
 
diff --git a/pdb/groups/brushes.pdb b/pdb/groups/brushes.pdb
index 0e60dd67b4..28b71286ff 100644
--- a/pdb/groups/brushes.pdb
+++ b/pdb/groups/brushes.pdb
@@ -12,7 +12,7 @@
 # GNU General Public License for more details.
 
 # You should have received a copy of the GNU General Public License
-# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+# along with this program.  If not, see <https://www.gnu.org/licenses/>.
 
 # "Perlized" from C source by Manish Singh <yosh@gimp.org>
 
diff --git a/pdb/groups/buffer.pdb b/pdb/groups/buffer.pdb
index b4091b0210..faf78c4280 100644
--- a/pdb/groups/buffer.pdb
+++ b/pdb/groups/buffer.pdb
@@ -12,7 +12,7 @@
 # GNU General Public License for more details.
 
 # You should have received a copy of the GNU General Public License
-# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+# along with this program.  If not, see <https://www.gnu.org/licenses/>.
 
 # "Perlized" from C source by Manish Singh <yosh@gimp.org>
 
diff --git a/pdb/groups/channel.pdb b/pdb/groups/channel.pdb
index c7dd5042fc..a920ca870d 100644
--- a/pdb/groups/channel.pdb
+++ b/pdb/groups/channel.pdb
@@ -12,7 +12,7 @@
 # GNU General Public License for more details.
 
 # You should have received a copy of the GNU General Public License
-# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+# along with this program.  If not, see <https://www.gnu.org/licenses/>.
 
 # "Perlized" from C source by Manish Singh <yosh@gimp.org>
 
diff --git a/pdb/groups/context.pdb b/pdb/groups/context.pdb
index 7449306d5b..59b1c29eff 100644
--- a/pdb/groups/context.pdb
+++ b/pdb/groups/context.pdb
@@ -12,7 +12,7 @@
 # GNU General Public License for more details.
 
 # You should have received a copy of the GNU General Public License
-# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+# along with this program.  If not, see <https://www.gnu.org/licenses/>.
 
 # "Perlized" from C source by Manish Singh <yosh@gimp.org>
 
diff --git a/pdb/groups/debug.pdb b/pdb/groups/debug.pdb
index 829c79984b..da1111085f 100644
--- a/pdb/groups/debug.pdb
+++ b/pdb/groups/debug.pdb
@@ -12,7 +12,7 @@
 # GNU General Public License for more details.
 
 # You should have received a copy of the GNU General Public License
-# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+# along with this program.  If not, see <https://www.gnu.org/licenses/>.
 
 # "Perlized" from C source by Manish Singh <yosh@gimp.org>
 
diff --git a/pdb/groups/display.pdb b/pdb/groups/display.pdb
index 0c535c07c0..6eba4c23fd 100644
--- a/pdb/groups/display.pdb
+++ b/pdb/groups/display.pdb
@@ -12,7 +12,7 @@
 # GNU General Public License for more details.
 
 # You should have received a copy of the GNU General Public License
-# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+# along with this program.  If not, see <https://www.gnu.org/licenses/>.
 
 # "Perlized" from C source by Manish Singh <yosh@gimp.org>
 
diff --git a/pdb/groups/drawable.pdb b/pdb/groups/drawable.pdb
index 1816830167..10b785ba01 100644
--- a/pdb/groups/drawable.pdb
+++ b/pdb/groups/drawable.pdb
@@ -12,7 +12,7 @@
 # GNU General Public License for more details.
 
 # You should have received a copy of the GNU General Public License
-# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+# along with this program.  If not, see <https://www.gnu.org/licenses/>.
 
 # "Perlized" from C source by Manish Singh <yosh@gimp.org>
 
diff --git a/pdb/groups/drawable_color.pdb b/pdb/groups/drawable_color.pdb
index c548c8cf71..be70c1ba80 100644
--- a/pdb/groups/drawable_color.pdb
+++ b/pdb/groups/drawable_color.pdb
@@ -12,7 +12,7 @@
 # GNU General Public License for more details.
 
 # You should have received a copy of the GNU General Public License
-# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+# along with this program.  If not, see <https://www.gnu.org/licenses/>.
 
 # "Perlized" from C source by Manish Singh <yosh@gimp.org>
 
diff --git a/pdb/groups/drawable_edit.pdb b/pdb/groups/drawable_edit.pdb
index eba491e555..52ab64b6e5 100644
--- a/pdb/groups/drawable_edit.pdb
+++ b/pdb/groups/drawable_edit.pdb
@@ -12,7 +12,7 @@
 # GNU General Public License for more details.
 
 # You should have received a copy of the GNU General Public License
-# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+# along with this program.  If not, see <https://www.gnu.org/licenses/>.
 
 # "Perlized" from C source by Manish Singh <yosh@gimp.org>
 
diff --git a/pdb/groups/dynamics.pdb b/pdb/groups/dynamics.pdb
index db79881b6c..a46d4e705c 100644
--- a/pdb/groups/dynamics.pdb
+++ b/pdb/groups/dynamics.pdb
@@ -12,7 +12,7 @@
 # GNU General Public License for more details.
 
 # You should have received a copy of the GNU General Public License
-# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+# along with this program.  If not, see <https://www.gnu.org/licenses/>.
 
 # "Perlized" from C source by Manish Singh <yosh@gimp.org>
 
diff --git a/pdb/groups/edit.pdb b/pdb/groups/edit.pdb
index 9cb69af455..dc986d755f 100644
--- a/pdb/groups/edit.pdb
+++ b/pdb/groups/edit.pdb
@@ -12,7 +12,7 @@
 # GNU General Public License for more details.
 
 # You should have received a copy of the GNU General Public License
-# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+# along with this program.  If not, see <https://www.gnu.org/licenses/>.
 
 # "Perlized" from C source by Manish Singh <yosh@gimp.org>
 
diff --git a/pdb/groups/fileops.pdb b/pdb/groups/fileops.pdb
index 240696d9ba..eb548f4105 100644
--- a/pdb/groups/fileops.pdb
+++ b/pdb/groups/fileops.pdb
@@ -13,7 +13,7 @@
 # GNU General Public License for more details.
 
 # You should have received a copy of the GNU General Public License
-# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+# along with this program.  If not, see <https://www.gnu.org/licenses/>.
 
 # "Perlized" from C source by Manish Singh <yosh@gimp.org>
 
diff --git a/pdb/groups/floating_sel.pdb b/pdb/groups/floating_sel.pdb
index 54dacab68a..3bf8f7a790 100644
--- a/pdb/groups/floating_sel.pdb
+++ b/pdb/groups/floating_sel.pdb
@@ -12,7 +12,7 @@
 # GNU General Public License for more details.
 
 # You should have received a copy of the GNU General Public License
-# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+# along with this program.  If not, see <https://www.gnu.org/licenses/>.
 
 # "Perlized" from C source by Manish Singh <yosh@gimp.org>
 
diff --git a/pdb/groups/font_select.pdb b/pdb/groups/font_select.pdb
index bbd7057111..29cf362187 100644
--- a/pdb/groups/font_select.pdb
+++ b/pdb/groups/font_select.pdb
@@ -12,7 +12,7 @@
 # GNU General Public License for more details.
 
 # You should have received a copy of the GNU General Public License
-# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+# along with this program.  If not, see <https://www.gnu.org/licenses/>.
 
 # "Perlized" from C source by Manish Singh <yosh@gimp.org>
 
diff --git a/pdb/groups/fonts.pdb b/pdb/groups/fonts.pdb
index 82e5e1ace9..6f8bc0d70b 100644
--- a/pdb/groups/fonts.pdb
+++ b/pdb/groups/fonts.pdb
@@ -12,7 +12,7 @@
 # GNU General Public License for more details.
 
 # You should have received a copy of the GNU General Public License
-# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+# along with this program.  If not, see <https://www.gnu.org/licenses/>.
 
 # "Perlized" from C source by Manish Singh <yosh@gimp.org>
 
diff --git a/pdb/groups/gimp.pdb b/pdb/groups/gimp.pdb
index 6efe294d28..30492e1721 100644
--- a/pdb/groups/gimp.pdb
+++ b/pdb/groups/gimp.pdb
@@ -12,7 +12,7 @@
 # GNU General Public License for more details.
 
 # You should have received a copy of the GNU General Public License
-# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+# along with this program.  If not, see <https://www.gnu.org/licenses/>.
 
 # "Perlized" from C source by Manish Singh <yosh@gimp.org>
 
diff --git a/pdb/groups/gimprc.pdb b/pdb/groups/gimprc.pdb
index 70e339ac80..5bbebff304 100644
--- a/pdb/groups/gimprc.pdb
+++ b/pdb/groups/gimprc.pdb
@@ -12,7 +12,7 @@
 # GNU General Public License for more details.
 
 # You should have received a copy of the GNU General Public License
-# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+# along with this program.  If not, see <https://www.gnu.org/licenses/>.
 
 # "Perlized" from C source by Manish Singh <yosh@gimp.org>
 
diff --git a/pdb/groups/gradient.pdb b/pdb/groups/gradient.pdb
index a6d84faa1a..3e44257dc8 100644
--- a/pdb/groups/gradient.pdb
+++ b/pdb/groups/gradient.pdb
@@ -12,7 +12,7 @@
 # GNU General Public License for more details.
 
 # You should have received a copy of the GNU General Public License
-# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+# along with this program.  If not, see <https://www.gnu.org/licenses/>.
 
 sub gradient_new {
     $blurb = 'Creates a new gradient';
diff --git a/pdb/groups/gradient_select.pdb b/pdb/groups/gradient_select.pdb
index b7ffb8d842..a4f2ab153f 100644
--- a/pdb/groups/gradient_select.pdb
+++ b/pdb/groups/gradient_select.pdb
@@ -12,7 +12,7 @@
 # GNU General Public License for more details.
 
 # You should have received a copy of the GNU General Public License
-# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+# along with this program.  If not, see <https://www.gnu.org/licenses/>.
 
 # "Perlized" from C source by Manish Singh <yosh@gimp.org>
 
diff --git a/pdb/groups/gradients.pdb b/pdb/groups/gradients.pdb
index e86e1e4962..12fe54d5e4 100644
--- a/pdb/groups/gradients.pdb
+++ b/pdb/groups/gradients.pdb
@@ -12,7 +12,7 @@
 # GNU General Public License for more details.
 
 # You should have received a copy of the GNU General Public License
-# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+# along with this program.  If not, see <https://www.gnu.org/licenses/>.
 
 # "Perlized" from C source by Manish Singh <yosh@gimp.org>
 
diff --git a/pdb/groups/help.pdb b/pdb/groups/help.pdb
index 4eb17c612a..e2616c5ba3 100644
--- a/pdb/groups/help.pdb
+++ b/pdb/groups/help.pdb
@@ -12,7 +12,7 @@
 # GNU General Public License for more details.
 
 # You should have received a copy of the GNU General Public License
-# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+# along with this program.  If not, see <https://www.gnu.org/licenses/>.
 
 # "Perlized" from C source by Sven Neumann <sven@gimp.org>
 
diff --git a/pdb/groups/image.pdb b/pdb/groups/image.pdb
index 6958516e5b..3b047dc6e5 100644
--- a/pdb/groups/image.pdb
+++ b/pdb/groups/image.pdb
@@ -12,7 +12,7 @@
 # GNU General Public License for more details.
 
 # You should have received a copy of the GNU General Public License
-# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+# along with this program.  If not, see <https://www.gnu.org/licenses/>.
 
 # "Perlized" from C source by Manish Singh <yosh@gimp.org>
 
diff --git a/pdb/groups/image_color_profile.pdb b/pdb/groups/image_color_profile.pdb
index cdef1ed384..f82e63a70d 100644
--- a/pdb/groups/image_color_profile.pdb
+++ b/pdb/groups/image_color_profile.pdb
@@ -12,7 +12,7 @@
 # GNU General Public License for more details.
 
 # You should have received a copy of the GNU General Public License
-# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+# along with this program.  If not, see <https://www.gnu.org/licenses/>.
 
 # "Perlized" from C source by Manish Singh <yosh@gimp.org>
 
diff --git a/pdb/groups/image_convert.pdb b/pdb/groups/image_convert.pdb
index 728631608b..53a6b50d3b 100644
--- a/pdb/groups/image_convert.pdb
+++ b/pdb/groups/image_convert.pdb
@@ -12,7 +12,7 @@
 # GNU General Public License for more details.
 
 # You should have received a copy of the GNU General Public License
-# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+# along with this program.  If not, see <https://www.gnu.org/licenses/>.
 
 # "Perlized" from C source by Manish Singh <yosh@gimp.org>
 
diff --git a/pdb/groups/image_grid.pdb b/pdb/groups/image_grid.pdb
index f1ae3d174b..ae5e9bfd7a 100644
--- a/pdb/groups/image_grid.pdb
+++ b/pdb/groups/image_grid.pdb
@@ -12,7 +12,7 @@
 # GNU General Public License for more details.
 
 # You should have received a copy of the GNU General Public License
-# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+# along with this program.  If not, see <https://www.gnu.org/licenses/>.
 
 sub image_grid_get_spacing {
     $blurb = "Gets the spacing of an image's grid.";
diff --git a/pdb/groups/image_guides.pdb b/pdb/groups/image_guides.pdb
index 88e0c4962a..68b9e82a8f 100644
--- a/pdb/groups/image_guides.pdb
+++ b/pdb/groups/image_guides.pdb
@@ -12,7 +12,7 @@
 # GNU General Public License for more details.
 
 # You should have received a copy of the GNU General Public License
-# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+# along with this program.  If not, see <https://www.gnu.org/licenses/>.
 
 # "Perlized" from C source by Manish Singh <yosh@gimp.org>
 
diff --git a/pdb/groups/image_sample_points.pdb b/pdb/groups/image_sample_points.pdb
index 01b6669a5d..1c921007af 100644
--- a/pdb/groups/image_sample_points.pdb
+++ b/pdb/groups/image_sample_points.pdb
@@ -12,7 +12,7 @@
 # GNU General Public License for more details.
 
 # You should have received a copy of the GNU General Public License
-# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+# along with this program.  If not, see <https://www.gnu.org/licenses/>.
 
 # "Perlized" from C source by Manish Singh <yosh@gimp.org>
 
diff --git a/pdb/groups/image_select.pdb b/pdb/groups/image_select.pdb
index f338313429..e539f95fde 100644
--- a/pdb/groups/image_select.pdb
+++ b/pdb/groups/image_select.pdb
@@ -12,7 +12,7 @@
 # GNU General Public License for more details.
 
 # You should have received a copy of the GNU General Public License
-# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+# along with this program.  If not, see <https://www.gnu.org/licenses/>.
 
 # "Perlized" from C source by Manish Singh <yosh@gimp.org>
 
diff --git a/pdb/groups/image_transform.pdb b/pdb/groups/image_transform.pdb
index 24dc87f573..54e88ef44b 100644
--- a/pdb/groups/image_transform.pdb
+++ b/pdb/groups/image_transform.pdb
@@ -12,7 +12,7 @@
 # GNU General Public License for more details.
 
 # You should have received a copy of the GNU General Public License
-# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+# along with this program.  If not, see <https://www.gnu.org/licenses/>.
 
 # "Perlized" from C source by Manish Singh <yosh@gimp.org>
 
diff --git a/pdb/groups/image_undo.pdb b/pdb/groups/image_undo.pdb
index 3c81083ae3..cd22cba880 100644
--- a/pdb/groups/image_undo.pdb
+++ b/pdb/groups/image_undo.pdb
@@ -12,7 +12,7 @@
 # GNU General Public License for more details.
 
 # You should have received a copy of the GNU General Public License
-# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+# along with this program.  If not, see <https://www.gnu.org/licenses/>.
 
 # "Perlized" from C source by Manish Singh <yosh@gimp.org>
 
diff --git a/pdb/groups/item.pdb b/pdb/groups/item.pdb
index d01fc8c6b1..37f2e11e91 100644
--- a/pdb/groups/item.pdb
+++ b/pdb/groups/item.pdb
@@ -12,7 +12,7 @@
 # GNU General Public License for more details.
 
 # You should have received a copy of the GNU General Public License
-# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+# along with this program.  If not, see <https://www.gnu.org/licenses/>.
 
 # "Perlized" from C source by Manish Singh <yosh@gimp.org>
 
diff --git a/pdb/groups/item_transform.pdb b/pdb/groups/item_transform.pdb
index 59d59ad7cd..f5d93735a6 100644
--- a/pdb/groups/item_transform.pdb
+++ b/pdb/groups/item_transform.pdb
@@ -12,7 +12,7 @@
 # GNU General Public License for more details.
 
 # You should have received a copy of the GNU General Public License
-# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+# along with this program.  If not, see <https://www.gnu.org/licenses/>.
 
 # "Perlized" from C source by Manish Singh <yosh@gimp.org>
 
diff --git a/pdb/groups/layer.pdb b/pdb/groups/layer.pdb
index ae60417778..79b3372a22 100644
--- a/pdb/groups/layer.pdb
+++ b/pdb/groups/layer.pdb
@@ -12,7 +12,7 @@
 # GNU General Public License for more details.
 
 # You should have received a copy of the GNU General Public License
-# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+# along with this program.  If not, see <https://www.gnu.org/licenses/>.
 
 # "Perlized" from C source by Manish Singh <yosh@gimp.org>
 
diff --git a/pdb/groups/message.pdb b/pdb/groups/message.pdb
index 7ccbc3476e..3248c09464 100644
--- a/pdb/groups/message.pdb
+++ b/pdb/groups/message.pdb
@@ -12,7 +12,7 @@
 # GNU General Public License for more details.
 
 # You should have received a copy of the GNU General Public License
-# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+# along with this program.  If not, see <https://www.gnu.org/licenses/>.
 
 # "Perlized" from C source by Manish Singh <yosh@gimp.org>
 
diff --git a/pdb/groups/paint_tools.pdb b/pdb/groups/paint_tools.pdb
index 593bd4ee8f..227ea80c4e 100644
--- a/pdb/groups/paint_tools.pdb
+++ b/pdb/groups/paint_tools.pdb
@@ -12,7 +12,7 @@
 # GNU General Public License for more details.
 
 # You should have received a copy of the GNU General Public License
-# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+# along with this program.  If not, see <https://www.gnu.org/licenses/>.
 
 # "Perlized" from C source by Manish Singh <yosh@gimp.org>
 
diff --git a/pdb/groups/palette.pdb b/pdb/groups/palette.pdb
index da5dc4c811..da3c7fc533 100644
--- a/pdb/groups/palette.pdb
+++ b/pdb/groups/palette.pdb
@@ -12,7 +12,7 @@
 # GNU General Public License for more details.
 
 # You should have received a copy of the GNU General Public License
-# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+# along with this program.  If not, see <https://www.gnu.org/licenses/>.
 
 # "Perlized" from C source by Manish Singh <yosh@gimp.org>
 
diff --git a/pdb/groups/palette_select.pdb b/pdb/groups/palette_select.pdb
index 5022e2588a..b55d0a06ca 100644
--- a/pdb/groups/palette_select.pdb
+++ b/pdb/groups/palette_select.pdb
@@ -12,7 +12,7 @@
 # GNU General Public License for more details.
 
 # You should have received a copy of the GNU General Public License
-# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+# along with this program.  If not, see <https://www.gnu.org/licenses/>.
 
 # "Perlized" from C source by Manish Singh <yosh@gimp.org>
 
diff --git a/pdb/groups/palettes.pdb b/pdb/groups/palettes.pdb
index 87ee0cc1b6..eedf1c1270 100644
--- a/pdb/groups/palettes.pdb
+++ b/pdb/groups/palettes.pdb
@@ -12,7 +12,7 @@
 # GNU General Public License for more details.
 
 # You should have received a copy of the GNU General Public License
-# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+# along with this program.  If not, see <https://www.gnu.org/licenses/>.
 
 # "Perlized" from C source by Manish Singh <yosh@gimp.org>
 
diff --git a/pdb/groups/pattern.pdb b/pdb/groups/pattern.pdb
index 221d395583..76b4c212a8 100644
--- a/pdb/groups/pattern.pdb
+++ b/pdb/groups/pattern.pdb
@@ -12,7 +12,7 @@
 # GNU General Public License for more details.
 
 # You should have received a copy of the GNU General Public License
-# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+# along with this program.  If not, see <https://www.gnu.org/licenses/>.
 
 # "Perlized" from C source by Manish Singh <yosh@gimp.org>
 
diff --git a/pdb/groups/pattern_select.pdb b/pdb/groups/pattern_select.pdb
index deaf72de4a..02e54c284e 100644
--- a/pdb/groups/pattern_select.pdb
+++ b/pdb/groups/pattern_select.pdb
@@ -12,7 +12,7 @@
 # GNU General Public License for more details.
 
 # You should have received a copy of the GNU General Public License
-# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+# along with this program.  If not, see <https://www.gnu.org/licenses/>.
 
 # "Perlized" from C source by Manish Singh <yosh@gimp.org>
 
diff --git a/pdb/groups/patterns.pdb b/pdb/groups/patterns.pdb
index ffc16614fb..738d6fd23d 100644
--- a/pdb/groups/patterns.pdb
+++ b/pdb/groups/patterns.pdb
@@ -12,7 +12,7 @@
 # GNU General Public License for more details.
 
 # You should have received a copy of the GNU General Public License
-# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+# along with this program.  If not, see <https://www.gnu.org/licenses/>.
 
 # "Perlized" from C source by Manish Singh <yosh@gimp.org>
 
diff --git a/pdb/groups/plug_in.pdb b/pdb/groups/plug_in.pdb
index c024eae637..5addf6ac85 100644
--- a/pdb/groups/plug_in.pdb
+++ b/pdb/groups/plug_in.pdb
@@ -12,7 +12,7 @@
 # GNU General Public License for more details.
 
 # You should have received a copy of the GNU General Public License
-# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+# along with this program.  If not, see <https://www.gnu.org/licenses/>.
 
 # "Perlized" from C source by Manish Singh <yosh@gimp.org>
 
diff --git a/pdb/groups/plug_in_compat.pdb b/pdb/groups/plug_in_compat.pdb
index fb7102c8c4..3646017d58 100644
--- a/pdb/groups/plug_in_compat.pdb
+++ b/pdb/groups/plug_in_compat.pdb
@@ -12,7 +12,7 @@
 # GNU General Public License for more details.
 
 # You should have received a copy of the GNU General Public License
-# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+# along with this program.  If not, see <https://www.gnu.org/licenses/>.
 
 # "Perlized" from C source by Manish Singh <yosh@gimp.org>
 
diff --git a/pdb/groups/procedural_db.pdb b/pdb/groups/procedural_db.pdb
index 05856ef014..91a426d8a2 100644
--- a/pdb/groups/procedural_db.pdb
+++ b/pdb/groups/procedural_db.pdb
@@ -12,7 +12,7 @@
 # GNU General Public License for more details.
 
 # You should have received a copy of the GNU General Public License
-# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+# along with this program.  If not, see <https://www.gnu.org/licenses/>.
 
 # "Perlized" from C source by Manish Singh <yosh@gimp.org>
 
diff --git a/pdb/groups/progress.pdb b/pdb/groups/progress.pdb
index 24afd4abd9..0845503700 100644
--- a/pdb/groups/progress.pdb
+++ b/pdb/groups/progress.pdb
@@ -12,7 +12,7 @@
 # GNU General Public License for more details.
 
 # You should have received a copy of the GNU General Public License
-# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+# along with this program.  If not, see <https://www.gnu.org/licenses/>.
 
 # "Perlized" from C source by Manish Singh <yosh@gimp.org>
 
diff --git a/pdb/groups/selection.pdb b/pdb/groups/selection.pdb
index ee757fe306..920c23261c 100644
--- a/pdb/groups/selection.pdb
+++ b/pdb/groups/selection.pdb
@@ -12,7 +12,7 @@
 # GNU General Public License for more details.
 
 # You should have received a copy of the GNU General Public License
-# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+# along with this program.  If not, see <https://www.gnu.org/licenses/>.
 
 # "Perlized" from C source by Manish Singh <yosh@gimp.org>
 
diff --git a/pdb/groups/text_layer.pdb b/pdb/groups/text_layer.pdb
index 4e262ae7c6..f33722bdda 100644
--- a/pdb/groups/text_layer.pdb
+++ b/pdb/groups/text_layer.pdb
@@ -15,7 +15,7 @@
 # GNU General Public License for more details.
 
 # You should have received a copy of the GNU General Public License
-# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+# along with this program.  If not, see <https://www.gnu.org/licenses/>.
 
 
 sub text_layer_new {
diff --git a/pdb/groups/text_tool.pdb b/pdb/groups/text_tool.pdb
index 15ec9f24ca..c6b0fbcd3f 100644
--- a/pdb/groups/text_tool.pdb
+++ b/pdb/groups/text_tool.pdb
@@ -12,7 +12,7 @@
 # GNU General Public License for more details.
 
 # You should have received a copy of the GNU General Public License
-# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+# along with this program.  If not, see <https://www.gnu.org/licenses/>.
 
 # "Perlized" from C source by Manish Singh <yosh@gimp.org>
 
diff --git a/pdb/groups/unit.pdb b/pdb/groups/unit.pdb
index 31bd434dab..676e8133c2 100644
--- a/pdb/groups/unit.pdb
+++ b/pdb/groups/unit.pdb
@@ -12,7 +12,7 @@
 # GNU General Public License for more details.
 
 # You should have received a copy of the GNU General Public License
-# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+# along with this program.  If not, see <https://www.gnu.org/licenses/>.
 
 # "Perlized" from C source by Manish Singh <yosh@gimp.org>
 
diff --git a/pdb/groups/vectors.pdb b/pdb/groups/vectors.pdb
index 28fd05330d..6244b1c529 100644
--- a/pdb/groups/vectors.pdb
+++ b/pdb/groups/vectors.pdb
@@ -12,7 +12,7 @@
 # GNU General Public License for more details.
 
 # You should have received a copy of the GNU General Public License
-# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+# along with this program.  If not, see <https://www.gnu.org/licenses/>.
 
 sub vectors_new {
     $blurb = 'Creates a new empty vectors object.';
diff --git a/pdb/lib.pl b/pdb/lib.pl
index f69692651d..61b0506e59 100644
--- a/pdb/lib.pl
+++ b/pdb/lib.pl
@@ -12,7 +12,7 @@
 # GNU General Public License for more details.
 
 # You should have received a copy of the GNU General Public License
-# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+# along with this program.  If not, see <https://www.gnu.org/licenses/>.
 
 package Gimp::CodeGen::lib;
 
@@ -537,7 +537,7 @@ LGPL
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 /* NOTE: This file is auto-generated by pdbgen.pl */
diff --git a/pdb/pdb.pl b/pdb/pdb.pl
index de686623c9..dfd129a813 100644
--- a/pdb/pdb.pl
+++ b/pdb/pdb.pl
@@ -12,7 +12,7 @@
 # GNU General Public License for more details.
 
 # You should have received a copy of the GNU General Public License
-# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+# along with this program.  If not, see <https://www.gnu.org/licenses/>.
 
 package Gimp::CodeGen::pdb;
 
diff --git a/pdb/pdbgen.pl b/pdb/pdbgen.pl
index 7c2d6a972d..30288d4c44 100755
--- a/pdb/pdbgen.pl
+++ b/pdb/pdbgen.pl
@@ -14,7 +14,7 @@
 # GNU General Public License for more details.
 
 # You should have received a copy of the GNU General Public License
-# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+# along with this program.  If not, see <https://www.gnu.org/licenses/>.
 
 require 5.004;
 
diff --git a/pdb/stddefs.pdb b/pdb/stddefs.pdb
index 67178cf845..9c7a7ac49d 100644
--- a/pdb/stddefs.pdb
+++ b/pdb/stddefs.pdb
@@ -12,7 +12,7 @@
 # GNU General Public License for more details.
 
 # You should have received a copy of the GNU General Public License
-# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+# along with this program.  If not, see <https://www.gnu.org/licenses/>.
 
 # Boilerplate PDB stuff
 
diff --git a/pdb/util.pl b/pdb/util.pl
index aeaa1678a1..69b26f49a3 100644
--- a/pdb/util.pl
+++ b/pdb/util.pl
@@ -12,7 +12,7 @@
 # GNU General Public License for more details.
 
 # You should have received a copy of the GNU General Public License
-# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+# along with this program.  If not, see <https://www.gnu.org/licenses/>.
 
 package Gimp::CodeGen::util;
 
diff --git a/plug-ins/common/align-layers.c b/plug-ins/common/align-layers.c
index 72a0dacfbc..90dbffb8b8 100644
--- a/plug-ins/common/align-layers.c
+++ b/plug-ins/common/align-layers.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/plug-ins/common/animation-optimize.c b/plug-ins/common/animation-optimize.c
index 9ff24f4ea8..3951cce302 100644
--- a/plug-ins/common/animation-optimize.c
+++ b/plug-ins/common/animation-optimize.c
@@ -19,7 +19,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 /*
diff --git a/plug-ins/common/animation-play.c b/plug-ins/common/animation-play.c
index ad1d7a60ca..00d2c1ae65 100644
--- a/plug-ins/common/animation-play.c
+++ b/plug-ins/common/animation-play.c
@@ -19,7 +19,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 /*
diff --git a/plug-ins/common/blinds.c b/plug-ins/common/blinds.c
index 5112024d6a..babce634dd 100644
--- a/plug-ins/common/blinds.c
+++ b/plug-ins/common/blinds.c
@@ -19,7 +19,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  *
  * A fair proprotion of this code was taken from the Whirl plug-in
  * which was copyrighted by Federico Mena Quintero (as below).
diff --git a/plug-ins/common/blur.c b/plug-ins/common/blur.c
index f8924ae038..82aa86cf56 100644
--- a/plug-ins/common/blur.c
+++ b/plug-ins/common/blur.c
@@ -22,7 +22,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  *
  ****************************************************************************/
 
diff --git a/plug-ins/common/border-average.c b/plug-ins/common/border-average.c
index 15fe59b530..55ff62c9f2 100644
--- a/plug-ins/common/border-average.c
+++ b/plug-ins/common/border-average.c
@@ -14,7 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/plug-ins/common/busy-dialog.c b/plug-ins/common/busy-dialog.c
index 0e0d58dd26..ac16792e3f 100644
--- a/plug-ins/common/busy-dialog.c
+++ b/plug-ins/common/busy-dialog.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/plug-ins/common/cartoon.c b/plug-ins/common/cartoon.c
index 2eeb1ceb9d..91986de315 100644
--- a/plug-ins/common/cartoon.c
+++ b/plug-ins/common/cartoon.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 /* Cartoon filter for GIMP for BIPS
diff --git a/plug-ins/common/checkerboard.c b/plug-ins/common/checkerboard.c
index 46ea62674c..8b663354c5 100644
--- a/plug-ins/common/checkerboard.c
+++ b/plug-ins/common/checkerboard.c
@@ -14,7 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  *
  */
 
diff --git a/plug-ins/common/cml-explorer.c b/plug-ins/common/cml-explorer.c
index c1816ef363..4af09658f2 100644
--- a/plug-ins/common/cml-explorer.c
+++ b/plug-ins/common/cml-explorer.c
@@ -18,7 +18,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  *
  * Comment:
  *  CML is the abbreviation of Coupled-Map Lattice that is a model of
diff --git a/plug-ins/common/color-cube-analyze.c b/plug-ins/common/color-cube-analyze.c
index 36d24bf0be..c58c177781 100644
--- a/plug-ins/common/color-cube-analyze.c
+++ b/plug-ins/common/color-cube-analyze.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  *
  */
 
diff --git a/plug-ins/common/colorify.c b/plug-ins/common/colorify.c
index 5978b592de..5641b291c9 100644
--- a/plug-ins/common/colorify.c
+++ b/plug-ins/common/colorify.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/plug-ins/common/colormap-remap.c b/plug-ins/common/colormap-remap.c
index 77cfeb462a..168fb50bff 100644
--- a/plug-ins/common/colormap-remap.c
+++ b/plug-ins/common/colormap-remap.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 /*
diff --git a/plug-ins/common/compose.c b/plug-ins/common/compose.c
index 31d7626720..59d2e971f4 100644
--- a/plug-ins/common/compose.c
+++ b/plug-ins/common/compose.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 /*
diff --git a/plug-ins/common/contrast-normalize.c b/plug-ins/common/contrast-normalize.c
index f5c08e79b8..7a9f3c579c 100644
--- a/plug-ins/common/contrast-normalize.c
+++ b/plug-ins/common/contrast-normalize.c
@@ -17,7 +17,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 
diff --git a/plug-ins/common/contrast-retinex.c b/plug-ins/common/contrast-retinex.c
index bcc8409afc..211b52ed8c 100644
--- a/plug-ins/common/contrast-retinex.c
+++ b/plug-ins/common/contrast-retinex.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/plug-ins/common/crop-zealous.c b/plug-ins/common/crop-zealous.c
index 4a8a25b284..6efc34bf59 100644
--- a/plug-ins/common/crop-zealous.c
+++ b/plug-ins/common/crop-zealous.c
@@ -13,7 +13,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/plug-ins/common/curve-bend.c b/plug-ins/common/curve-bend.c
index ce6230a898..d74374a6c8 100644
--- a/plug-ins/common/curve-bend.c
+++ b/plug-ins/common/curve-bend.c
@@ -14,7 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 /* Revision history
diff --git a/plug-ins/common/decompose.c b/plug-ins/common/decompose.c
index 6538f18a9a..2ad0441431 100644
--- a/plug-ins/common/decompose.c
+++ b/plug-ins/common/decompose.c
@@ -18,7 +18,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 /*  Lab colorspace support originally written by Alexey Dyachenko,
diff --git a/plug-ins/common/despeckle.c b/plug-ins/common/despeckle.c
index 2349b0f63f..e987e1b3b7 100644
--- a/plug-ins/common/despeckle.c
+++ b/plug-ins/common/despeckle.c
@@ -17,7 +17,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/plug-ins/common/destripe.c b/plug-ins/common/destripe.c
index cf9b4eb166..f527ec69c7 100644
--- a/plug-ins/common/destripe.c
+++ b/plug-ins/common/destripe.c
@@ -17,7 +17,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  *
  */
 
diff --git a/plug-ins/common/edge-dog.c b/plug-ins/common/edge-dog.c
index 72341d6a8c..effa0374b5 100644
--- a/plug-ins/common/edge-dog.c
+++ b/plug-ins/common/edge-dog.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 /*
diff --git a/plug-ins/common/edge-neon.c b/plug-ins/common/edge-neon.c
index b98833bc81..946f65e741 100644
--- a/plug-ins/common/edge-neon.c
+++ b/plug-ins/common/edge-neon.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 /* Neon filter for GIMP for BIPS
diff --git a/plug-ins/common/file-aa.c b/plug-ins/common/file-aa.c
index 59068fe97e..abc6f9cc1f 100644
--- a/plug-ins/common/file-aa.c
+++ b/plug-ins/common/file-aa.c
@@ -22,7 +22,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/plug-ins/common/file-cel.c b/plug-ins/common/file-cel.c
index c9f431567a..0f929b0b40 100644
--- a/plug-ins/common/file-cel.c
+++ b/plug-ins/common/file-cel.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/plug-ins/common/file-compressor.c b/plug-ins/common/file-compressor.c
index 8fc740925d..a9c00ac905 100644
--- a/plug-ins/common/file-compressor.c
+++ b/plug-ins/common/file-compressor.c
@@ -13,7 +13,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 /* Minor changes to support file magic */
diff --git a/plug-ins/common/file-csource.c b/plug-ins/common/file-csource.c
index f2489b139e..c36c094514 100644
--- a/plug-ins/common/file-csource.c
+++ b/plug-ins/common/file-csource.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  *
  * This plugin is heavily based on the header plugin by Spencer Kimball and
  * Peter Mattis.
diff --git a/plug-ins/common/file-desktop-link.c b/plug-ins/common/file-desktop-link.c
index 75ee439f01..315adb520c 100644
--- a/plug-ins/common/file-desktop-link.c
+++ b/plug-ins/common/file-desktop-link.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 /*
diff --git a/plug-ins/common/file-dicom.c b/plug-ins/common/file-dicom.c
index 2ec4a2bdd8..1ef8549740 100644
--- a/plug-ins/common/file-dicom.c
+++ b/plug-ins/common/file-dicom.c
@@ -13,7 +13,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 /*
diff --git a/plug-ins/common/file-gbr.c b/plug-ins/common/file-gbr.c
index 2ebaf78b26..3f234d504b 100644
--- a/plug-ins/common/file-gbr.c
+++ b/plug-ins/common/file-gbr.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 /*
diff --git a/plug-ins/common/file-gegl.c b/plug-ins/common/file-gegl.c
index 9305d117e6..81943f5398 100644
--- a/plug-ins/common/file-gegl.c
+++ b/plug-ins/common/file-gegl.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/plug-ins/common/file-gih.c b/plug-ins/common/file-gih.c
index 8e0255332a..9f6917af90 100644
--- a/plug-ins/common/file-gih.c
+++ b/plug-ins/common/file-gih.c
@@ -14,7 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
   /* Example of how to call file_gih_save from script-fu:
diff --git a/plug-ins/common/file-glob.c b/plug-ins/common/file-glob.c
index 93650283c2..6ce0e00d07 100644
--- a/plug-ins/common/file-glob.c
+++ b/plug-ins/common/file-glob.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 /* The idea is taken from a plug-in written by George Hartz; the code isn't.
diff --git a/plug-ins/common/file-header.c b/plug-ins/common/file-header.c
index 237c527fae..dfaa9bd2e0 100644
--- a/plug-ins/common/file-header.c
+++ b/plug-ins/common/file-header.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/plug-ins/common/file-heif.c b/plug-ins/common/file-heif.c
index 06f42eddd7..7db746c560 100644
--- a/plug-ins/common/file-heif.c
+++ b/plug-ins/common/file-heif.c
@@ -13,7 +13,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/plug-ins/common/file-html-table.c b/plug-ins/common/file-html-table.c
index b568030ff1..fff22ca438 100644
--- a/plug-ins/common/file-html-table.c
+++ b/plug-ins/common/file-html-table.c
@@ -22,7 +22,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 /* Version 1.0:
diff --git a/plug-ins/common/file-jp2-load.c b/plug-ins/common/file-jp2-load.c
index 831d9e65b1..9d2ec66d1f 100644
--- a/plug-ins/common/file-jp2-load.c
+++ b/plug-ins/common/file-jp2-load.c
@@ -16,7 +16,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 /*
diff --git a/plug-ins/common/file-mng.c b/plug-ins/common/file-mng.c
index 9fcee8be91..f8398fb550 100644
--- a/plug-ins/common/file-mng.c
+++ b/plug-ins/common/file-mng.c
@@ -22,7 +22,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  * --
  *
  * For now, this MNG plug-in can only save images. It cannot load images.
diff --git a/plug-ins/common/file-pat.c b/plug-ins/common/file-pat.c
index 949c9f5d9c..8ba8566a0a 100644
--- a/plug-ins/common/file-pat.c
+++ b/plug-ins/common/file-pat.c
@@ -16,7 +16,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/plug-ins/common/file-pcx.c b/plug-ins/common/file-pcx.c
index 283ebace4c..c65899fc43 100644
--- a/plug-ins/common/file-pcx.c
+++ b/plug-ins/common/file-pcx.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 /* This code is based in parts on code by Francisco Bustamante, but the
diff --git a/plug-ins/common/file-pdf-load.c b/plug-ins/common/file-pdf-load.c
index faf732e803..802d89f8c0 100644
--- a/plug-ins/common/file-pdf-load.c
+++ b/plug-ins/common/file-pdf-load.c
@@ -18,7 +18,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/plug-ins/common/file-pdf-save.c b/plug-ins/common/file-pdf-save.c
index 631fc73431..def3a70f6a 100644
--- a/plug-ins/common/file-pdf-save.c
+++ b/plug-ins/common/file-pdf-save.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 /* The PDF export plugin has 3 main procedures:
diff --git a/plug-ins/common/file-pix.c b/plug-ins/common/file-pix.c
index b4608fbd9c..ee518ee6a6 100644
--- a/plug-ins/common/file-pix.c
+++ b/plug-ins/common/file-pix.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  *
  */
 
diff --git a/plug-ins/common/file-png.c b/plug-ins/common/file-png.c
index da2116b69f..781f727fd5 100644
--- a/plug-ins/common/file-png.c
+++ b/plug-ins/common/file-png.c
@@ -18,7 +18,7 @@
  *   GNU General Public License for more details.
  *
  *   You should have received a copy of the GNU General Public License
- *   along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *   along with this program.  If not, see <https://www.gnu.org/licenses/>.
  *
  * Contents:
  *
diff --git a/plug-ins/common/file-pnm.c b/plug-ins/common/file-pnm.c
index db53d27219..3cd17a9514 100644
--- a/plug-ins/common/file-pnm.c
+++ b/plug-ins/common/file-pnm.c
@@ -14,7 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 /*
diff --git a/plug-ins/common/file-ps.c b/plug-ins/common/file-ps.c
index d3c7c4a186..73de9846df 100644
--- a/plug-ins/common/file-ps.c
+++ b/plug-ins/common/file-ps.c
@@ -22,7 +22,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  *
  */
 
diff --git a/plug-ins/common/file-psp.c b/plug-ins/common/file-psp.c
index f81b6fa8fa..33c6a2b607 100644
--- a/plug-ins/common/file-psp.c
+++ b/plug-ins/common/file-psp.c
@@ -13,7 +13,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 /*
diff --git a/plug-ins/common/file-raw-data.c b/plug-ins/common/file-raw-data.c
index fd791a9ea4..bdd839c1f0 100644
--- a/plug-ins/common/file-raw-data.c
+++ b/plug-ins/common/file-raw-data.c
@@ -18,7 +18,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/plug-ins/common/file-sunras.c b/plug-ins/common/file-sunras.c
index 16eda60298..83331079be 100644
--- a/plug-ins/common/file-sunras.c
+++ b/plug-ins/common/file-sunras.c
@@ -14,7 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  *
  */
 
diff --git a/plug-ins/common/file-svg.c b/plug-ins/common/file-svg.c
index c3addf2d0d..3e4f55a477 100644
--- a/plug-ins/common/file-svg.c
+++ b/plug-ins/common/file-svg.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 /* SVG loader plug-in
diff --git a/plug-ins/common/file-tga.c b/plug-ins/common/file-tga.c
index 84bb4df5a4..3e91ba10f7 100644
--- a/plug-ins/common/file-tga.c
+++ b/plug-ins/common/file-tga.c
@@ -25,7 +25,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 /*
diff --git a/plug-ins/common/file-wmf.c b/plug-ins/common/file-wmf.c
index 9c6793a0f3..191de13919 100644
--- a/plug-ins/common/file-wmf.c
+++ b/plug-ins/common/file-wmf.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 /* WMF loading file filter for GIMP
diff --git a/plug-ins/common/file-xbm.c b/plug-ins/common/file-xbm.c
index 2ed637c855..649d9ed058 100644
--- a/plug-ins/common/file-xbm.c
+++ b/plug-ins/common/file-xbm.c
@@ -20,7 +20,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 /* Release 1.0, 1998-02-04, Gordon Matzigkeit <gord@gnu.org>:
diff --git a/plug-ins/common/file-xmc.c b/plug-ins/common/file-xmc.c
index cb0d163ac7..cb878e90e2 100644
--- a/plug-ins/common/file-xmc.c
+++ b/plug-ins/common/file-xmc.c
@@ -19,7 +19,7 @@
  *   GNU General Public License for more details.
  *
  *   You should have received a copy of the GNU General Public License
- *   along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *   along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 /*
diff --git a/plug-ins/common/file-xpm.c b/plug-ins/common/file-xpm.c
index e863737180..765f9baf05 100644
--- a/plug-ins/common/file-xpm.c
+++ b/plug-ins/common/file-xpm.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 /* XPM plugin version 1.2.6 */
diff --git a/plug-ins/common/file-xwd.c b/plug-ins/common/file-xwd.c
index 93ce7babc9..b7893b606d 100644
--- a/plug-ins/common/file-xwd.c
+++ b/plug-ins/common/file-xwd.c
@@ -14,7 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  *
  */
 
diff --git a/plug-ins/common/film.c b/plug-ins/common/film.c
index 45686fc1bd..18c86b36f8 100644
--- a/plug-ins/common/film.c
+++ b/plug-ins/common/film.c
@@ -14,7 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 /*
diff --git a/plug-ins/common/filter-pack.c b/plug-ins/common/filter-pack.c
index 2a10457c5e..dc7312f18a 100644
--- a/plug-ins/common/filter-pack.c
+++ b/plug-ins/common/filter-pack.c
@@ -17,7 +17,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/plug-ins/common/fractal-trace.c b/plug-ins/common/fractal-trace.c
index 4b63d5a203..7a578c55ee 100644
--- a/plug-ins/common/fractal-trace.c
+++ b/plug-ins/common/fractal-trace.c
@@ -16,7 +16,7 @@
   more details.
 
   You should have received a copy of the GNU General Public License along with
-  this program.  If not, see <http://www.gnu.org/licenses/>.
+  this program.  If not, see <https://www.gnu.org/licenses/>.
 
 ******************************************************************************/
 
diff --git a/plug-ins/common/goat-exercise.c b/plug-ins/common/goat-exercise.c
index f777f19f0e..75b74414db 100644
--- a/plug-ins/common/goat-exercise.c
+++ b/plug-ins/common/goat-exercise.c
@@ -14,7 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/plug-ins/common/gradient-map.c b/plug-ins/common/gradient-map.c
index 3e13582141..c5ad659d5b 100644
--- a/plug-ins/common/gradient-map.c
+++ b/plug-ins/common/gradient-map.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/plug-ins/common/grid.c b/plug-ins/common/grid.c
index 7dd2e167c6..f059195273 100644
--- a/plug-ins/common/grid.c
+++ b/plug-ins/common/grid.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 /* Original plug-in coded by Tim Newsome.
diff --git a/plug-ins/common/guillotine.c b/plug-ins/common/guillotine.c
index ef3d455647..5fb77935e3 100644
--- a/plug-ins/common/guillotine.c
+++ b/plug-ins/common/guillotine.c
@@ -16,7 +16,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/plug-ins/common/hot.c b/plug-ins/common/hot.c
index 84104bc614..1ed61f39ad 100644
--- a/plug-ins/common/hot.c
+++ b/plug-ins/common/hot.c
@@ -13,7 +13,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 /*
diff --git a/plug-ins/common/jigsaw.c b/plug-ins/common/jigsaw.c
index 21e0c472d5..549f1d16ec 100644
--- a/plug-ins/common/jigsaw.c
+++ b/plug-ins/common/jigsaw.c
@@ -14,7 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  *
  * Contact info: nigel@cs.nwu.edu
  *
diff --git a/plug-ins/common/mail.c b/plug-ins/common/mail.c
index 00ed1f9814..3b954ddddf 100644
--- a/plug-ins/common/mail.c
+++ b/plug-ins/common/mail.c
@@ -13,7 +13,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 /*
diff --git a/plug-ins/common/max-rgb.c b/plug-ins/common/max-rgb.c
index 346b1e8fa8..ddc553ba45 100644
--- a/plug-ins/common/max-rgb.c
+++ b/plug-ins/common/max-rgb.c
@@ -21,7 +21,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/plug-ins/common/newsprint.c b/plug-ins/common/newsprint.c
index 8e35f8f9e0..9810905a5d 100644
--- a/plug-ins/common/newsprint.c
+++ b/plug-ins/common/newsprint.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 /*
diff --git a/plug-ins/common/oilify.c b/plug-ins/common/oilify.c
index 7aadf6c661..feebc7ab87 100644
--- a/plug-ins/common/oilify.c
+++ b/plug-ins/common/oilify.c
@@ -16,7 +16,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/plug-ins/common/photocopy.c b/plug-ins/common/photocopy.c
index 4f86c11485..777286cfee 100644
--- a/plug-ins/common/photocopy.c
+++ b/plug-ins/common/photocopy.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 /* Photocopy filter for GIMP for BIPS
diff --git a/plug-ins/common/plugin-browser.c b/plug-ins/common/plugin-browser.c
index 83ba95d324..8451744b51 100644
--- a/plug-ins/common/plugin-browser.c
+++ b/plug-ins/common/plugin-browser.c
@@ -17,7 +17,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/plug-ins/common/procedure-browser.c b/plug-ins/common/procedure-browser.c
index d37da21615..1651aa4035 100644
--- a/plug-ins/common/procedure-browser.c
+++ b/plug-ins/common/procedure-browser.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 /*
diff --git a/plug-ins/common/qbist.c b/plug-ins/common/qbist.c
index 53faac1bc2..b8fa2621c5 100644
--- a/plug-ins/common/qbist.c
+++ b/plug-ins/common/qbist.c
@@ -22,7 +22,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  *
  */
 
diff --git a/plug-ins/common/sample-colorize.c b/plug-ins/common/sample-colorize.c
index 05ff46f44f..bca31fc56f 100644
--- a/plug-ins/common/sample-colorize.c
+++ b/plug-ins/common/sample-colorize.c
@@ -16,7 +16,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/plug-ins/common/sharpen.c b/plug-ins/common/sharpen.c
index 67dc64eb52..8199666f9a 100644
--- a/plug-ins/common/sharpen.c
+++ b/plug-ins/common/sharpen.c
@@ -14,7 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  *
  */
 
diff --git a/plug-ins/common/smooth-palette.c b/plug-ins/common/smooth-palette.c
index b8a20cc103..8a6404f9f9 100644
--- a/plug-ins/common/smooth-palette.c
+++ b/plug-ins/common/smooth-palette.c
@@ -16,7 +16,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/plug-ins/common/softglow.c b/plug-ins/common/softglow.c
index 44b92a8b8d..080607e63c 100644
--- a/plug-ins/common/softglow.c
+++ b/plug-ins/common/softglow.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 /* Softglow filter for GIMP for BIPS
diff --git a/plug-ins/common/sparkle.c b/plug-ins/common/sparkle.c
index 0d25ff4be1..08880dcd4c 100644
--- a/plug-ins/common/sparkle.c
+++ b/plug-ins/common/sparkle.c
@@ -17,7 +17,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  *
  * You can contact Michael at mjhammel@csn.net
  * You can contact Martin at martweb@gmx.net
diff --git a/plug-ins/common/sphere-designer.c b/plug-ins/common/sphere-designer.c
index 203aa412e7..57adfb885f 100644
--- a/plug-ins/common/sphere-designer.c
+++ b/plug-ins/common/sphere-designer.c
@@ -13,7 +13,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 /*
diff --git a/plug-ins/common/tile-small.c b/plug-ins/common/tile-small.c
index 4dd87f293e..9e7cdc5838 100644
--- a/plug-ins/common/tile-small.c
+++ b/plug-ins/common/tile-small.c
@@ -18,7 +18,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  *
  * A fair proprotion of this code was taken from the Whirl plug-in
  * which was copyrighted by Federico Mena Quintero (as below).
diff --git a/plug-ins/common/tile.c b/plug-ins/common/tile.c
index 449807e10b..9e65b8d459 100644
--- a/plug-ins/common/tile.c
+++ b/plug-ins/common/tile.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 /*
diff --git a/plug-ins/common/unit-editor.c b/plug-ins/common/unit-editor.c
index c9d03ce93a..7c41c27344 100644
--- a/plug-ins/common/unit-editor.c
+++ b/plug-ins/common/unit-editor.c
@@ -16,7 +16,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/plug-ins/common/unsharp-mask.c b/plug-ins/common/unsharp-mask.c
index a2d0af9393..b92e0218f9 100644
--- a/plug-ins/common/unsharp-mask.c
+++ b/plug-ins/common/unsharp-mask.c
@@ -14,7 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/plug-ins/common/van-gogh-lic.c b/plug-ins/common/van-gogh-lic.c
index 0620ee7165..399ea4a780 100644
--- a/plug-ins/common/van-gogh-lic.c
+++ b/plug-ins/common/van-gogh-lic.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  *
  * In other words, you can't sue me for whatever happens while using this ;)
  *
diff --git a/plug-ins/common/warp.c b/plug-ins/common/warp.c
index 59e2e42d97..b3b5c8b6fa 100644
--- a/plug-ins/common/warp.c
+++ b/plug-ins/common/warp.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  *
  * You can contact me (the warp author) at beale@best.com
  * Please send me any patches or enhancements to this code.
diff --git a/plug-ins/common/wavelet-decompose.c b/plug-ins/common/wavelet-decompose.c
index 704c4cabd6..f41c6e0f84 100644
--- a/plug-ins/common/wavelet-decompose.c
+++ b/plug-ins/common/wavelet-decompose.c
@@ -14,7 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/plug-ins/common/web-browser.c b/plug-ins/common/web-browser.c
index 92184cb9e5..3270d2d1e5 100644
--- a/plug-ins/common/web-browser.c
+++ b/plug-ins/common/web-browser.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/plug-ins/common/web-page.c b/plug-ins/common/web-page.c
index fe87ce1c07..f55bd12b29 100644
--- a/plug-ins/common/web-page.c
+++ b/plug-ins/common/web-page.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 /* Webpage plug-in.
diff --git a/plug-ins/file-bmp/bmp-load.c b/plug-ins/file-bmp/bmp-load.c
index 63d0f00305..4115b9a5c6 100644
--- a/plug-ins/file-bmp/bmp-load.c
+++ b/plug-ins/file-bmp/bmp-load.c
@@ -16,7 +16,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  * ----------------------------------------------------------------------------
  */
 
diff --git a/plug-ins/file-bmp/bmp-load.h b/plug-ins/file-bmp/bmp-load.h
index b124d4ce9e..7d80abe3cc 100644
--- a/plug-ins/file-bmp/bmp-load.h
+++ b/plug-ins/file-bmp/bmp-load.h
@@ -13,7 +13,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __BMP_LOAD_H__
diff --git a/plug-ins/file-bmp/bmp-save.c b/plug-ins/file-bmp/bmp-save.c
index 83c661ad65..32fe00a2c6 100644
--- a/plug-ins/file-bmp/bmp-save.c
+++ b/plug-ins/file-bmp/bmp-save.c
@@ -22,7 +22,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  * ----------------------------------------------------------------------------
  */
 
diff --git a/plug-ins/file-bmp/bmp-save.h b/plug-ins/file-bmp/bmp-save.h
index 2a123277f2..550d66dcbf 100644
--- a/plug-ins/file-bmp/bmp-save.h
+++ b/plug-ins/file-bmp/bmp-save.h
@@ -13,7 +13,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __BMP_SAVE_H__
diff --git a/plug-ins/file-bmp/bmp.c b/plug-ins/file-bmp/bmp.c
index 1b9f08dfd6..f4dbdfad1e 100644
--- a/plug-ins/file-bmp/bmp.c
+++ b/plug-ins/file-bmp/bmp.c
@@ -47,7 +47,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  * ----------------------------------------------------------------------------
  */
 
diff --git a/plug-ins/file-bmp/bmp.h b/plug-ins/file-bmp/bmp.h
index bae296a7e0..e304db12ed 100644
--- a/plug-ins/file-bmp/bmp.h
+++ b/plug-ins/file-bmp/bmp.h
@@ -13,7 +13,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __BMP_H__
diff --git a/plug-ins/file-exr/exr-attribute-blob.h b/plug-ins/file-exr/exr-attribute-blob.h
index c6a90a3542..1f31b201e7 100644
--- a/plug-ins/file-exr/exr-attribute-blob.h
+++ b/plug-ins/file-exr/exr-attribute-blob.h
@@ -13,7 +13,7 @@
     GNU General Public License for more details.
 
     You should have received a copy of the GNU General Public License
-    along with GIMP.  If not, see <http://www.gnu.org/licenses/>.
+    along with GIMP.  If not, see <https://www.gnu.org/licenses/>.
 */
 #pragma once
 
diff --git a/plug-ins/file-exr/file-exr.c b/plug-ins/file-exr/file-exr.c
index fa9480cb25..895d7e9d78 100644
--- a/plug-ins/file-exr/file-exr.c
+++ b/plug-ins/file-exr/file-exr.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/plug-ins/file-faxg3/faxg3.c b/plug-ins/file-faxg3/faxg3.c
index 50a6ec14de..17a45e9c2f 100644
--- a/plug-ins/file-faxg3/faxg3.c
+++ b/plug-ins/file-faxg3/faxg3.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/plug-ins/file-fits/fits-io.c b/plug-ins/file-fits/fits-io.c
index db52b74266..9bc81d5300 100644
--- a/plug-ins/file-fits/fits-io.c
+++ b/plug-ins/file-fits/fits-io.c
@@ -79,7 +79,7 @@
 /* GNU General Public License for more details.                               */
 /*                                                                            */
 /* You should have received a copy of the GNU General Public License          */
-/* along with this program.  If not, see <http://www.gnu.org/licenses/>.      */
+/* along with this program.  If not, see <https://www.gnu.org/licenses/>.      */
 /******************************************************************************/
 
 #include "config.h"
diff --git a/plug-ins/file-fits/fits.c b/plug-ins/file-fits/fits.c
index 7302a73007..acea82ff4d 100644
--- a/plug-ins/file-fits/fits.c
+++ b/plug-ins/file-fits/fits.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  *
  */
 
diff --git a/plug-ins/file-fli/fli-gimp.c b/plug-ins/file-fli/fli-gimp.c
index 10e8bf57dd..e69b10f74a 100644
--- a/plug-ins/file-fli/fli-gimp.c
+++ b/plug-ins/file-fli/fli-gimp.c
@@ -16,7 +16,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  *
  * This is a first loader for FLI and FLC movies. It uses as the same method as
  * the gif plug-in to store the animation (i.e. 1 layer/frame).
diff --git a/plug-ins/file-fli/fli.c b/plug-ins/file-fli/fli.c
index 0766ba4353..d5400cfdd1 100644
--- a/plug-ins/file-fli/fli.c
+++ b/plug-ins/file-fli/fli.c
@@ -13,7 +13,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  *
  */
 
diff --git a/plug-ins/file-fli/fli.h b/plug-ins/file-fli/fli.h
index 690e8cc54d..40f0f76bcf 100644
--- a/plug-ins/file-fli/fli.h
+++ b/plug-ins/file-fli/fli.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  *
  */
 #ifndef _FLI_H
diff --git a/plug-ins/file-ico/ico-dialog.c b/plug-ins/file-ico/ico-dialog.c
index 1667dc6af7..84e990905f 100644
--- a/plug-ins/file-ico/ico-dialog.c
+++ b/plug-ins/file-ico/ico-dialog.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 
diff --git a/plug-ins/file-ico/ico-dialog.h b/plug-ins/file-ico/ico-dialog.h
index e970789500..19ddee446a 100644
--- a/plug-ins/file-ico/ico-dialog.h
+++ b/plug-ins/file-ico/ico-dialog.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __ICO_DIALOG_H__
diff --git a/plug-ins/file-ico/ico-load.c b/plug-ins/file-ico/ico-load.c
index f3410df40b..f44b805905 100644
--- a/plug-ins/file-ico/ico-load.c
+++ b/plug-ins/file-ico/ico-load.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/plug-ins/file-ico/ico-load.h b/plug-ins/file-ico/ico-load.h
index be9746661f..8749fd986c 100644
--- a/plug-ins/file-ico/ico-load.h
+++ b/plug-ins/file-ico/ico-load.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __ICO_LOAD_H__
diff --git a/plug-ins/file-ico/ico-save.c b/plug-ins/file-ico/ico-save.c
index 33b6924cd5..f8ce431c4a 100644
--- a/plug-ins/file-ico/ico-save.c
+++ b/plug-ins/file-ico/ico-save.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/plug-ins/file-ico/ico-save.h b/plug-ins/file-ico/ico-save.h
index 7edb8fab6b..46d6ff5e5c 100644
--- a/plug-ins/file-ico/ico-save.h
+++ b/plug-ins/file-ico/ico-save.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __ICO_SAVE_H__
diff --git a/plug-ins/file-ico/ico.c b/plug-ins/file-ico/ico.c
index 1cfed7392c..c74aecd60a 100644
--- a/plug-ins/file-ico/ico.c
+++ b/plug-ins/file-ico/ico.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/plug-ins/file-ico/ico.h b/plug-ins/file-ico/ico.h
index 76ee2bde32..65a217cd46 100644
--- a/plug-ins/file-ico/ico.h
+++ b/plug-ins/file-ico/ico.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __ICO_H__
diff --git a/plug-ins/file-jpeg/jpeg-load.c b/plug-ins/file-jpeg/jpeg-load.c
index 6e0c5d302f..68d8a7078d 100644
--- a/plug-ins/file-jpeg/jpeg-load.c
+++ b/plug-ins/file-jpeg/jpeg-load.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/plug-ins/file-jpeg/jpeg-load.h b/plug-ins/file-jpeg/jpeg-load.h
index d4e61b04ad..3844097781 100644
--- a/plug-ins/file-jpeg/jpeg-load.h
+++ b/plug-ins/file-jpeg/jpeg-load.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __JPEG_LOAD_H__
diff --git a/plug-ins/file-jpeg/jpeg-quality.c b/plug-ins/file-jpeg/jpeg-quality.c
index 12333d0420..52bd2c77f0 100644
--- a/plug-ins/file-jpeg/jpeg-quality.c
+++ b/plug-ins/file-jpeg/jpeg-quality.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/plug-ins/file-jpeg/jpeg-quality.h b/plug-ins/file-jpeg/jpeg-quality.h
index 732902c399..d20600bdfe 100644
--- a/plug-ins/file-jpeg/jpeg-quality.h
+++ b/plug-ins/file-jpeg/jpeg-quality.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __JPEG_QUALITY_H__
diff --git a/plug-ins/file-jpeg/jpeg-save.c b/plug-ins/file-jpeg/jpeg-save.c
index c15c7f4318..505505a0c5 100644
--- a/plug-ins/file-jpeg/jpeg-save.c
+++ b/plug-ins/file-jpeg/jpeg-save.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/plug-ins/file-jpeg/jpeg-save.h b/plug-ins/file-jpeg/jpeg-save.h
index a00fe8c7ed..102ad1c8f2 100644
--- a/plug-ins/file-jpeg/jpeg-save.h
+++ b/plug-ins/file-jpeg/jpeg-save.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __JPEG_SAVE_H__
diff --git a/plug-ins/file-jpeg/jpeg-settings.c b/plug-ins/file-jpeg/jpeg-settings.c
index b86e2bc0a8..df6ace2b09 100644
--- a/plug-ins/file-jpeg/jpeg-settings.c
+++ b/plug-ins/file-jpeg/jpeg-settings.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 /*
diff --git a/plug-ins/file-jpeg/jpeg-settings.h b/plug-ins/file-jpeg/jpeg-settings.h
index b33df61208..0399b84ba2 100644
--- a/plug-ins/file-jpeg/jpeg-settings.h
+++ b/plug-ins/file-jpeg/jpeg-settings.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __JPEG_SETTINGS_H__
diff --git a/plug-ins/file-jpeg/jpeg.c b/plug-ins/file-jpeg/jpeg.c
index 582b9be431..66b0074079 100644
--- a/plug-ins/file-jpeg/jpeg.c
+++ b/plug-ins/file-jpeg/jpeg.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/plug-ins/file-jpeg/jpeg.h b/plug-ins/file-jpeg/jpeg.h
index 8d4ad0865d..0bf9af0cf3 100644
--- a/plug-ins/file-jpeg/jpeg.h
+++ b/plug-ins/file-jpeg/jpeg.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __JPEG_H__
diff --git a/plug-ins/file-jpeg/jpegqual.c b/plug-ins/file-jpeg/jpegqual.c
index d518f0aca3..9dd5d9e943 100644
--- a/plug-ins/file-jpeg/jpegqual.c
+++ b/plug-ins/file-jpeg/jpegqual.c
@@ -13,7 +13,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 /*
diff --git a/plug-ins/file-psd/psd-image-res-load.c b/plug-ins/file-psd/psd-image-res-load.c
index ec86dbaa2d..ee6149c103 100644
--- a/plug-ins/file-psd/psd-image-res-load.c
+++ b/plug-ins/file-psd/psd-image-res-load.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 /* ----- Known Image Resource Block Types -----
diff --git a/plug-ins/file-psd/psd-image-res-load.h b/plug-ins/file-psd/psd-image-res-load.h
index de7296173b..8ccf6d556e 100644
--- a/plug-ins/file-psd/psd-image-res-load.h
+++ b/plug-ins/file-psd/psd-image-res-load.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __PSD_IMAGE_RES_LOAD_H__
diff --git a/plug-ins/file-psd/psd-layer-res-load.c b/plug-ins/file-psd/psd-layer-res-load.c
index 58ed570b42..3852085feb 100644
--- a/plug-ins/file-psd/psd-layer-res-load.c
+++ b/plug-ins/file-psd/psd-layer-res-load.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 /* ----- Known Layer Resource Block Types -----
diff --git a/plug-ins/file-psd/psd-layer-res-load.h b/plug-ins/file-psd/psd-layer-res-load.h
index 85c074d90b..516ed9583e 100644
--- a/plug-ins/file-psd/psd-layer-res-load.h
+++ b/plug-ins/file-psd/psd-layer-res-load.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __PSD_LAYER_RES_LOAD_H__
diff --git a/plug-ins/file-psd/psd-load.c b/plug-ins/file-psd/psd-load.c
index dc794bc1f7..fbb7d2f169 100644
--- a/plug-ins/file-psd/psd-load.c
+++ b/plug-ins/file-psd/psd-load.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/plug-ins/file-psd/psd-load.h b/plug-ins/file-psd/psd-load.h
index f8b62c9fc7..fb83c01613 100644
--- a/plug-ins/file-psd/psd-load.h
+++ b/plug-ins/file-psd/psd-load.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __PSD_LOAD_H__
diff --git a/plug-ins/file-psd/psd-save.c b/plug-ins/file-psd/psd-save.c
index 1e10b7934d..1952d6cd5f 100644
--- a/plug-ins/file-psd/psd-save.c
+++ b/plug-ins/file-psd/psd-save.c
@@ -22,7 +22,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 /*
diff --git a/plug-ins/file-psd/psd-save.h b/plug-ins/file-psd/psd-save.h
index 14a4182f27..9308271dd8 100644
--- a/plug-ins/file-psd/psd-save.h
+++ b/plug-ins/file-psd/psd-save.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __PSD_SAVE_H__
diff --git a/plug-ins/file-psd/psd-thumb-load.c b/plug-ins/file-psd/psd-thumb-load.c
index 601f51d084..a4c7c7d5fc 100644
--- a/plug-ins/file-psd/psd-thumb-load.c
+++ b/plug-ins/file-psd/psd-thumb-load.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/plug-ins/file-psd/psd-thumb-load.h b/plug-ins/file-psd/psd-thumb-load.h
index 21046528c7..a5e1281e4f 100644
--- a/plug-ins/file-psd/psd-thumb-load.h
+++ b/plug-ins/file-psd/psd-thumb-load.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __PSD_THUMB_LOAD_H__
diff --git a/plug-ins/file-psd/psd-util.c b/plug-ins/file-psd/psd-util.c
index 78d5d6be9b..f71a57bdd6 100644
--- a/plug-ins/file-psd/psd-util.c
+++ b/plug-ins/file-psd/psd-util.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/plug-ins/file-psd/psd-util.h b/plug-ins/file-psd/psd-util.h
index a5ead7036a..e82cbd0de5 100644
--- a/plug-ins/file-psd/psd-util.h
+++ b/plug-ins/file-psd/psd-util.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __PSD_UTIL_H__
diff --git a/plug-ins/file-psd/psd.c b/plug-ins/file-psd/psd.c
index 971736c222..b1e59e47cd 100644
--- a/plug-ins/file-psd/psd.c
+++ b/plug-ins/file-psd/psd.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/plug-ins/file-psd/psd.h b/plug-ins/file-psd/psd.h
index cb2d887505..50f8349a5f 100644
--- a/plug-ins/file-psd/psd.h
+++ b/plug-ins/file-psd/psd.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __PSD_H__
diff --git a/plug-ins/file-raw/file-darktable-export-on-exit.lua b/plug-ins/file-raw/file-darktable-export-on-exit.lua
index 424118ad6e..7a7f81cb02 100644
--- a/plug-ins/file-raw/file-darktable-export-on-exit.lua
+++ b/plug-ins/file-raw/file-darktable-export-on-exit.lua
@@ -13,7 +13,7 @@
   GNU General Public License for more details.
 
   You should have received a copy of the GNU General Public License
-  along with GIMP.  If not, see <http://www.gnu.org/licenses/>.
+  along with GIMP.  If not, see <https://www.gnu.org/licenses/>.
 ]]
 
 --[[
diff --git a/plug-ins/file-raw/file-darktable-get-size.lua b/plug-ins/file-raw/file-darktable-get-size.lua
index b37811b154..c82ed4475b 100644
--- a/plug-ins/file-raw/file-darktable-get-size.lua
+++ b/plug-ins/file-raw/file-darktable-get-size.lua
@@ -13,7 +13,7 @@
   GNU General Public License for more details.
 
   You should have received a copy of the GNU General Public License
-  along with GIMP.  If not, see <http://www.gnu.org/licenses/>.
+  along with GIMP.  If not, see <https://www.gnu.org/licenses/>.
 ]]
 
 local dt = require "darktable"
diff --git a/plug-ins/file-raw/file-darktable.c b/plug-ins/file-raw/file-darktable.c
index a15d58ee83..7d0d7d8cde 100644
--- a/plug-ins/file-raw/file-darktable.c
+++ b/plug-ins/file-raw/file-darktable.c
@@ -16,7 +16,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/plug-ins/file-raw/file-raw-formats.h b/plug-ins/file-raw/file-raw-formats.h
index 49f5a7c5fd..f3eb275c29 100644
--- a/plug-ins/file-raw/file-raw-formats.h
+++ b/plug-ins/file-raw/file-raw-formats.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 /* These are the raw formats that file-darktable will register */
diff --git a/plug-ins/file-raw/file-raw-placeholder.c b/plug-ins/file-raw/file-raw-placeholder.c
index a9b872b5c5..b127da6138 100644
--- a/plug-ins/file-raw/file-raw-placeholder.c
+++ b/plug-ins/file-raw/file-raw-placeholder.c
@@ -17,7 +17,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/plug-ins/file-raw/file-raw-utils.c b/plug-ins/file-raw/file-raw-utils.c
index 6bf73c6cd6..27e2a5ef43 100644
--- a/plug-ins/file-raw/file-raw-utils.c
+++ b/plug-ins/file-raw/file-raw-utils.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/plug-ins/file-raw/file-raw-utils.h b/plug-ins/file-raw/file-raw-utils.h
index 10250f5e75..0199f1f654 100644
--- a/plug-ins/file-raw/file-raw-utils.h
+++ b/plug-ins/file-raw/file-raw-utils.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __FILE_RAW_UTILS_H__
diff --git a/plug-ins/file-raw/file-rawtherapee.c b/plug-ins/file-raw/file-rawtherapee.c
index f4677277c2..70afcd052f 100644
--- a/plug-ins/file-raw/file-rawtherapee.c
+++ b/plug-ins/file-raw/file-rawtherapee.c
@@ -17,7 +17,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/plug-ins/file-sgi/sgi-lib.c b/plug-ins/file-sgi/sgi-lib.c
index 3b68ac93a2..e45487210c 100644
--- a/plug-ins/file-sgi/sgi-lib.c
+++ b/plug-ins/file-sgi/sgi-lib.c
@@ -14,7 +14,7 @@
  * for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  *
  * Contents:
  *
diff --git a/plug-ins/file-sgi/sgi-lib.h b/plug-ins/file-sgi/sgi-lib.h
index dd076ad909..da1d31a10e 100644
--- a/plug-ins/file-sgi/sgi-lib.h
+++ b/plug-ins/file-sgi/sgi-lib.h
@@ -14,7 +14,7 @@
  * for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __SGI_LIB_H__
diff --git a/plug-ins/file-sgi/sgi.c b/plug-ins/file-sgi/sgi.c
index 69377a1524..8c93ee3fc5 100644
--- a/plug-ins/file-sgi/sgi.c
+++ b/plug-ins/file-sgi/sgi.c
@@ -14,7 +14,7 @@
  * for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  *
  * Contents:
  *
diff --git a/plug-ins/file-webp/file-webp-dialog.c b/plug-ins/file-webp/file-webp-dialog.c
index b9e496d47d..04656b0402 100644
--- a/plug-ins/file-webp/file-webp-dialog.c
+++ b/plug-ins/file-webp/file-webp-dialog.c
@@ -16,7 +16,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/plug-ins/file-webp/file-webp-dialog.h b/plug-ins/file-webp/file-webp-dialog.h
index 97cd3e35d6..834b4297f1 100644
--- a/plug-ins/file-webp/file-webp-dialog.h
+++ b/plug-ins/file-webp/file-webp-dialog.h
@@ -16,7 +16,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __WEBP_DIALOG_H__
diff --git a/plug-ins/file-webp/file-webp-load.c b/plug-ins/file-webp/file-webp-load.c
index fcfdc792cf..81ab934df4 100644
--- a/plug-ins/file-webp/file-webp-load.c
+++ b/plug-ins/file-webp/file-webp-load.c
@@ -16,7 +16,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/plug-ins/file-webp/file-webp-load.h b/plug-ins/file-webp/file-webp-load.h
index 2622210554..9025f24c5a 100644
--- a/plug-ins/file-webp/file-webp-load.h
+++ b/plug-ins/file-webp/file-webp-load.h
@@ -16,7 +16,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __WEBP_LOAD_H__
diff --git a/plug-ins/file-webp/file-webp-save.c b/plug-ins/file-webp/file-webp-save.c
index 125771d876..9968e6f20c 100644
--- a/plug-ins/file-webp/file-webp-save.c
+++ b/plug-ins/file-webp/file-webp-save.c
@@ -16,7 +16,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/plug-ins/file-webp/file-webp-save.h b/plug-ins/file-webp/file-webp-save.h
index b0f8bf15f5..afd70a9749 100644
--- a/plug-ins/file-webp/file-webp-save.h
+++ b/plug-ins/file-webp/file-webp-save.h
@@ -16,7 +16,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __WEBP_SAVE_H__
diff --git a/plug-ins/file-webp/file-webp.c b/plug-ins/file-webp/file-webp.c
index 1711f6ae9d..2628beb9d6 100644
--- a/plug-ins/file-webp/file-webp.c
+++ b/plug-ins/file-webp/file-webp.c
@@ -16,7 +16,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/plug-ins/file-webp/file-webp.h b/plug-ins/file-webp/file-webp.h
index 244fe8eddd..a64ff96fa1 100644
--- a/plug-ins/file-webp/file-webp.h
+++ b/plug-ins/file-webp/file-webp.h
@@ -16,7 +16,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __FILE_WEBP_H__
diff --git a/plug-ins/flame/cmap.c b/plug-ins/flame/cmap.c
index 75c16e2c54..e8e1edb676 100644
--- a/plug-ins/flame/cmap.c
+++ b/plug-ins/flame/cmap.c
@@ -13,7 +13,7 @@
    GNU General Public License for more details.
 
    You should have received a copy of the GNU General Public License
-   along with this program.  If not, see <http://www.gnu.org/licenses/>.
+   along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 
diff --git a/plug-ins/flame/cmap.h b/plug-ins/flame/cmap.h
index 4f3e762433..78669c1d4c 100644
--- a/plug-ins/flame/cmap.h
+++ b/plug-ins/flame/cmap.h
@@ -13,7 +13,7 @@
     GNU General Public License for more details.
 
     You should have received a copy of the GNU General Public License
-    along with this program.  If not, see <http://www.gnu.org/licenses/>.
+    along with this program.  If not, see <https://www.gnu.org/licenses/>.
 */
 
 
diff --git a/plug-ins/flame/flame.c b/plug-ins/flame/flame.c
index 3b3922ae94..29289d8728 100644
--- a/plug-ins/flame/flame.c
+++ b/plug-ins/flame/flame.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/plug-ins/flame/flame.h b/plug-ins/flame/flame.h
index 3828c77b6a..3cdead88e1 100644
--- a/plug-ins/flame/flame.h
+++ b/plug-ins/flame/flame.h
@@ -13,7 +13,7 @@
     GNU General Public License for more details.
 
     You should have received a copy of the GNU General Public License
-    along with this program.  If not, see <http://www.gnu.org/licenses/>.
+    along with this program.  If not, see <https://www.gnu.org/licenses/>.
 */
 
 #include "libifs.h"
diff --git a/plug-ins/flame/libifs.c b/plug-ins/flame/libifs.c
index d90fcae971..a4af48bb30 100644
--- a/plug-ins/flame/libifs.c
+++ b/plug-ins/flame/libifs.c
@@ -13,7 +13,7 @@
    GNU General Public License for more details.
 
    You should have received a copy of the GNU General Public License
-   along with this program.  If not, see <http://www.gnu.org/licenses/>.
+   along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/plug-ins/flame/libifs.h b/plug-ins/flame/libifs.h
index 7788b236e6..3cccf1366b 100644
--- a/plug-ins/flame/libifs.h
+++ b/plug-ins/flame/libifs.h
@@ -13,7 +13,7 @@
     GNU General Public License for more details.
 
     You should have received a copy of the GNU General Public License
-    along with this program.  If not, see <http://www.gnu.org/licenses/>.
+    along with this program.  If not, see <https://www.gnu.org/licenses/>.
 */
 
 
diff --git a/plug-ins/flame/rect.c b/plug-ins/flame/rect.c
index dc34d5c0ec..4951bfdfc8 100644
--- a/plug-ins/flame/rect.c
+++ b/plug-ins/flame/rect.c
@@ -13,7 +13,7 @@
    GNU General Public License for more details.
 
    You should have received a copy of the GNU General Public License
-   along with this program.  If not, see <http://www.gnu.org/licenses/>.
+   along with this program.  If not, see <https://www.gnu.org/licenses/>.
 */
 
 #include "rect.h"
diff --git a/plug-ins/flame/rect.h b/plug-ins/flame/rect.h
index ff53c12091..c5eb17f858 100644
--- a/plug-ins/flame/rect.h
+++ b/plug-ins/flame/rect.h
@@ -13,7 +13,7 @@
     GNU General Public License for more details.
 
     You should have received a copy of the GNU General Public License
-    along with this program.  If not, see <http://www.gnu.org/licenses/>.
+    along with this program.  If not, see <https://www.gnu.org/licenses/>.
 */
 
 #include "libifs.h"
diff --git a/plug-ins/fractal-explorer/fractal-explorer-dialogs.c b/plug-ins/fractal-explorer/fractal-explorer-dialogs.c
index 1e8e3b0a9a..e4fac348fa 100644
--- a/plug-ins/fractal-explorer/fractal-explorer-dialogs.c
+++ b/plug-ins/fractal-explorer/fractal-explorer-dialogs.c
@@ -13,7 +13,7 @@
    GNU General Public License for more details.
 
    You should have received a copy of the GNU General Public License
-   along with this program.  If not, see <http://www.gnu.org/licenses/>.
+   along with this program.  If not, see <https://www.gnu.org/licenses/>.
  *********************************************************************/
 
 #include "config.h"
diff --git a/plug-ins/fractal-explorer/fractal-explorer.c b/plug-ins/fractal-explorer/fractal-explorer.c
index 4426d323dd..0227355e82 100644
--- a/plug-ins/fractal-explorer/fractal-explorer.c
+++ b/plug-ins/fractal-explorer/fractal-explorer.c
@@ -22,7 +22,7 @@
    GNU General Public License for more details.
 
    You should have received a copy of the GNU General Public License
-   along with this program.  If not, see <http://www.gnu.org/licenses/>.
+   along with this program.  If not, see <https://www.gnu.org/licenses/>.
  *********************************************************************/
 
 /**********************************************************************
diff --git a/plug-ins/gfig/gfig-arc.c b/plug-ins/gfig/gfig-arc.c
index 3d36496c21..5e8be02e9f 100644
--- a/plug-ins/gfig/gfig-arc.c
+++ b/plug-ins/gfig/gfig-arc.c
@@ -18,7 +18,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  *
  */
 
diff --git a/plug-ins/gfig/gfig-arc.h b/plug-ins/gfig/gfig-arc.h
index cf86c4f177..70e599ee3b 100644
--- a/plug-ins/gfig/gfig-arc.h
+++ b/plug-ins/gfig/gfig-arc.h
@@ -18,7 +18,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  *
  */
 
diff --git a/plug-ins/gfig/gfig-bezier.c b/plug-ins/gfig/gfig-bezier.c
index 28905627d4..9156d7cff6 100644
--- a/plug-ins/gfig/gfig-bezier.c
+++ b/plug-ins/gfig/gfig-bezier.c
@@ -18,7 +18,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  *
  */
 
diff --git a/plug-ins/gfig/gfig-bezier.h b/plug-ins/gfig/gfig-bezier.h
index 954e2edcab..e030d0c9e8 100644
--- a/plug-ins/gfig/gfig-bezier.h
+++ b/plug-ins/gfig/gfig-bezier.h
@@ -18,7 +18,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  *
  */
 
diff --git a/plug-ins/gfig/gfig-circle.c b/plug-ins/gfig/gfig-circle.c
index b23b764f3a..e3b779597b 100644
--- a/plug-ins/gfig/gfig-circle.c
+++ b/plug-ins/gfig/gfig-circle.c
@@ -18,7 +18,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  *
  */
 
diff --git a/plug-ins/gfig/gfig-circle.h b/plug-ins/gfig/gfig-circle.h
index 8fa893f70d..910e3a3be1 100644
--- a/plug-ins/gfig/gfig-circle.h
+++ b/plug-ins/gfig/gfig-circle.h
@@ -18,7 +18,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  *
  */
 
diff --git a/plug-ins/gfig/gfig-dialog.c b/plug-ins/gfig/gfig-dialog.c
index 5e25aaf056..a7a153df4b 100644
--- a/plug-ins/gfig/gfig-dialog.c
+++ b/plug-ins/gfig/gfig-dialog.c
@@ -18,7 +18,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/plug-ins/gfig/gfig-dialog.h b/plug-ins/gfig/gfig-dialog.h
index f9cbb56991..1b4eced86c 100644
--- a/plug-ins/gfig/gfig-dialog.h
+++ b/plug-ins/gfig/gfig-dialog.h
@@ -18,7 +18,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  *
  */
 
diff --git a/plug-ins/gfig/gfig-dobject.c b/plug-ins/gfig/gfig-dobject.c
index 9a81da21e2..1340cecd87 100644
--- a/plug-ins/gfig/gfig-dobject.c
+++ b/plug-ins/gfig/gfig-dobject.c
@@ -18,7 +18,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/plug-ins/gfig/gfig-dobject.h b/plug-ins/gfig/gfig-dobject.h
index 87eb393046..19be4dd0ba 100644
--- a/plug-ins/gfig/gfig-dobject.h
+++ b/plug-ins/gfig/gfig-dobject.h
@@ -18,7 +18,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GFIG_DOBJECT_H__
diff --git a/plug-ins/gfig/gfig-ellipse.c b/plug-ins/gfig/gfig-ellipse.c
index 9cff368e28..eac8091cb1 100644
--- a/plug-ins/gfig/gfig-ellipse.c
+++ b/plug-ins/gfig/gfig-ellipse.c
@@ -18,7 +18,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  *
  */
 
diff --git a/plug-ins/gfig/gfig-ellipse.h b/plug-ins/gfig/gfig-ellipse.h
index 7d0e7e9929..e770311f38 100644
--- a/plug-ins/gfig/gfig-ellipse.h
+++ b/plug-ins/gfig/gfig-ellipse.h
@@ -18,7 +18,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  *
  */
 
diff --git a/plug-ins/gfig/gfig-grid.c b/plug-ins/gfig/gfig-grid.c
index f6e3b080e1..687eb9458c 100644
--- a/plug-ins/gfig/gfig-grid.c
+++ b/plug-ins/gfig/gfig-grid.c
@@ -18,7 +18,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/plug-ins/gfig/gfig-grid.h b/plug-ins/gfig/gfig-grid.h
index df051a7f53..20e2e90c9c 100644
--- a/plug-ins/gfig/gfig-grid.h
+++ b/plug-ins/gfig/gfig-grid.h
@@ -18,7 +18,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  *
  */
 
diff --git a/plug-ins/gfig/gfig-line.c b/plug-ins/gfig/gfig-line.c
index 2b81912e8b..f842d7b9aa 100644
--- a/plug-ins/gfig/gfig-line.c
+++ b/plug-ins/gfig/gfig-line.c
@@ -18,7 +18,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  *
  */
 
diff --git a/plug-ins/gfig/gfig-line.h b/plug-ins/gfig/gfig-line.h
index 98c2559f23..f15c9d6c8b 100644
--- a/plug-ins/gfig/gfig-line.h
+++ b/plug-ins/gfig/gfig-line.h
@@ -18,7 +18,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  *
  */
 
diff --git a/plug-ins/gfig/gfig-poly.c b/plug-ins/gfig/gfig-poly.c
index 6cb06d58c8..2fe9e5d38c 100644
--- a/plug-ins/gfig/gfig-poly.c
+++ b/plug-ins/gfig/gfig-poly.c
@@ -18,7 +18,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  *
  */
 
diff --git a/plug-ins/gfig/gfig-poly.h b/plug-ins/gfig/gfig-poly.h
index 63068bf22a..9cadccee62 100644
--- a/plug-ins/gfig/gfig-poly.h
+++ b/plug-ins/gfig/gfig-poly.h
@@ -18,7 +18,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  *
  */
 
diff --git a/plug-ins/gfig/gfig-preview.c b/plug-ins/gfig/gfig-preview.c
index 31db96e363..26d23a2280 100644
--- a/plug-ins/gfig/gfig-preview.c
+++ b/plug-ins/gfig/gfig-preview.c
@@ -18,7 +18,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/plug-ins/gfig/gfig-preview.h b/plug-ins/gfig/gfig-preview.h
index 527d3dcfb0..49804e8567 100644
--- a/plug-ins/gfig/gfig-preview.h
+++ b/plug-ins/gfig/gfig-preview.h
@@ -18,7 +18,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  *
  */
 
diff --git a/plug-ins/gfig/gfig-rectangle.c b/plug-ins/gfig/gfig-rectangle.c
index 3fe7acb4df..d3688f1c46 100644
--- a/plug-ins/gfig/gfig-rectangle.c
+++ b/plug-ins/gfig/gfig-rectangle.c
@@ -18,7 +18,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  *
  */
 
diff --git a/plug-ins/gfig/gfig-rectangle.h b/plug-ins/gfig/gfig-rectangle.h
index 08e1978cd0..72ebe74123 100644
--- a/plug-ins/gfig/gfig-rectangle.h
+++ b/plug-ins/gfig/gfig-rectangle.h
@@ -18,7 +18,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  *
  */
 
diff --git a/plug-ins/gfig/gfig-spiral.c b/plug-ins/gfig/gfig-spiral.c
index 5eba459955..a7873934e6 100644
--- a/plug-ins/gfig/gfig-spiral.c
+++ b/plug-ins/gfig/gfig-spiral.c
@@ -18,7 +18,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  *
  */
 
diff --git a/plug-ins/gfig/gfig-spiral.h b/plug-ins/gfig/gfig-spiral.h
index 6cb5f2394f..37a1007db1 100644
--- a/plug-ins/gfig/gfig-spiral.h
+++ b/plug-ins/gfig/gfig-spiral.h
@@ -18,7 +18,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  *
  */
 
diff --git a/plug-ins/gfig/gfig-star.c b/plug-ins/gfig/gfig-star.c
index 29a3e45def..6ef68481b9 100644
--- a/plug-ins/gfig/gfig-star.c
+++ b/plug-ins/gfig/gfig-star.c
@@ -18,7 +18,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  *
  */
 
diff --git a/plug-ins/gfig/gfig-star.h b/plug-ins/gfig/gfig-star.h
index 7e13fc942a..193e03a8d0 100644
--- a/plug-ins/gfig/gfig-star.h
+++ b/plug-ins/gfig/gfig-star.h
@@ -18,7 +18,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  *
  */
 
diff --git a/plug-ins/gfig/gfig-stock.c b/plug-ins/gfig/gfig-stock.c
index 6ba10fb0ed..19e791dc6e 100644
--- a/plug-ins/gfig/gfig-stock.c
+++ b/plug-ins/gfig/gfig-stock.c
@@ -19,7 +19,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/plug-ins/gfig/gfig-stock.h b/plug-ins/gfig/gfig-stock.h
index e30c5c04bb..ee459c8098 100644
--- a/plug-ins/gfig/gfig-stock.h
+++ b/plug-ins/gfig/gfig-stock.h
@@ -19,7 +19,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GFIG_STOCK_H__
diff --git a/plug-ins/gfig/gfig-style.c b/plug-ins/gfig/gfig-style.c
index 3def978fb7..69776e9414 100644
--- a/plug-ins/gfig/gfig-style.c
+++ b/plug-ins/gfig/gfig-style.c
@@ -18,7 +18,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  *
  */
 
diff --git a/plug-ins/gfig/gfig-style.h b/plug-ins/gfig/gfig-style.h
index d97f0933ef..3d18c054e0 100644
--- a/plug-ins/gfig/gfig-style.h
+++ b/plug-ins/gfig/gfig-style.h
@@ -18,7 +18,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  *
  */
 
diff --git a/plug-ins/gfig/gfig-types.h b/plug-ins/gfig/gfig-types.h
index daf3722faa..5cb3168424 100644
--- a/plug-ins/gfig/gfig-types.h
+++ b/plug-ins/gfig/gfig-types.h
@@ -18,7 +18,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  *
  */
 
diff --git a/plug-ins/gfig/gfig.c b/plug-ins/gfig/gfig.c
index 0bd8faf21a..118930f34d 100644
--- a/plug-ins/gfig/gfig.c
+++ b/plug-ins/gfig/gfig.c
@@ -18,7 +18,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/plug-ins/gfig/gfig.h b/plug-ins/gfig/gfig.h
index 589986c090..a2ed727c49 100644
--- a/plug-ins/gfig/gfig.h
+++ b/plug-ins/gfig/gfig.h
@@ -18,7 +18,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  *
  */
 
diff --git a/plug-ins/gimpressionist/brush.c b/plug-ins/gimpressionist/brush.c
index 7daec615a9..4176f440e9 100644
--- a/plug-ins/gimpressionist/brush.c
+++ b/plug-ins/gimpressionist/brush.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/plug-ins/gimpressionist/brush.h b/plug-ins/gimpressionist/brush.h
index 9e9a6f4d61..65296f8ed4 100644
--- a/plug-ins/gimpressionist/brush.h
+++ b/plug-ins/gimpressionist/brush.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __BRUSH_H
diff --git a/plug-ins/gimpressionist/color.c b/plug-ins/gimpressionist/color.c
index 1b2c1db024..6e34f37322 100644
--- a/plug-ins/gimpressionist/color.c
+++ b/plug-ins/gimpressionist/color.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/plug-ins/gimpressionist/color.h b/plug-ins/gimpressionist/color.h
index 66d17bfa76..51ebdfad06 100644
--- a/plug-ins/gimpressionist/color.h
+++ b/plug-ins/gimpressionist/color.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __COLOR_H
diff --git a/plug-ins/gimpressionist/general.c b/plug-ins/gimpressionist/general.c
index 0bcd94632c..4e874d9068 100644
--- a/plug-ins/gimpressionist/general.c
+++ b/plug-ins/gimpressionist/general.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/plug-ins/gimpressionist/general.h b/plug-ins/gimpressionist/general.h
index f5a035efa7..a706c7e43d 100644
--- a/plug-ins/gimpressionist/general.h
+++ b/plug-ins/gimpressionist/general.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GENERAL_H
diff --git a/plug-ins/gimpressionist/gimp.c b/plug-ins/gimpressionist/gimp.c
index 55e616139a..d86b9c9e7d 100644
--- a/plug-ins/gimpressionist/gimp.c
+++ b/plug-ins/gimpressionist/gimp.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/plug-ins/gimpressionist/gimpressionist.c b/plug-ins/gimpressionist/gimpressionist.c
index 0a9fa8f562..7e9adc9ea4 100644
--- a/plug-ins/gimpressionist/gimpressionist.c
+++ b/plug-ins/gimpressionist/gimpressionist.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/plug-ins/gimpressionist/gimpressionist.h b/plug-ins/gimpressionist/gimpressionist.h
index 12977a85fd..ba944e06df 100644
--- a/plug-ins/gimpressionist/gimpressionist.h
+++ b/plug-ins/gimpressionist/gimpressionist.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMPRESSIONIST_H
diff --git a/plug-ins/gimpressionist/globals.c b/plug-ins/gimpressionist/globals.c
index d687902b50..8b4bf5e872 100644
--- a/plug-ins/gimpressionist/globals.c
+++ b/plug-ins/gimpressionist/globals.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/plug-ins/gimpressionist/infile.h b/plug-ins/gimpressionist/infile.h
index 0f386bfa68..b2634289fd 100644
--- a/plug-ins/gimpressionist/infile.h
+++ b/plug-ins/gimpressionist/infile.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __INFILE_H
diff --git a/plug-ins/gimpressionist/orientation.c b/plug-ins/gimpressionist/orientation.c
index dd1e06da2e..e344f7098d 100644
--- a/plug-ins/gimpressionist/orientation.c
+++ b/plug-ins/gimpressionist/orientation.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/plug-ins/gimpressionist/orientation.h b/plug-ins/gimpressionist/orientation.h
index da858c0c8c..6355f59dc5 100644
--- a/plug-ins/gimpressionist/orientation.h
+++ b/plug-ins/gimpressionist/orientation.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __ORIENTATION_H
diff --git a/plug-ins/gimpressionist/orientmap.c b/plug-ins/gimpressionist/orientmap.c
index 0d264000b1..3da8df1f23 100644
--- a/plug-ins/gimpressionist/orientmap.c
+++ b/plug-ins/gimpressionist/orientmap.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/plug-ins/gimpressionist/orientmap.h b/plug-ins/gimpressionist/orientmap.h
index 879125f1de..480908d3e1 100644
--- a/plug-ins/gimpressionist/orientmap.h
+++ b/plug-ins/gimpressionist/orientmap.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __ORIENTMAP_H
diff --git a/plug-ins/gimpressionist/paper.c b/plug-ins/gimpressionist/paper.c
index 3adb0a2a07..4662480789 100644
--- a/plug-ins/gimpressionist/paper.c
+++ b/plug-ins/gimpressionist/paper.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/plug-ins/gimpressionist/paper.h b/plug-ins/gimpressionist/paper.h
index e4c3751b66..ee7b45ce36 100644
--- a/plug-ins/gimpressionist/paper.h
+++ b/plug-ins/gimpressionist/paper.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __PAPER_H
diff --git a/plug-ins/gimpressionist/placement.c b/plug-ins/gimpressionist/placement.c
index 2b87788259..00db94f3b6 100644
--- a/plug-ins/gimpressionist/placement.c
+++ b/plug-ins/gimpressionist/placement.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/plug-ins/gimpressionist/placement.h b/plug-ins/gimpressionist/placement.h
index 27a23dba1e..f308731f05 100644
--- a/plug-ins/gimpressionist/placement.h
+++ b/plug-ins/gimpressionist/placement.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __PLACEMENT_H
diff --git a/plug-ins/gimpressionist/plasma.c b/plug-ins/gimpressionist/plasma.c
index e65acc8266..82f921293a 100644
--- a/plug-ins/gimpressionist/plasma.c
+++ b/plug-ins/gimpressionist/plasma.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/plug-ins/gimpressionist/ppmtool.c b/plug-ins/gimpressionist/ppmtool.c
index 42e685fb3d..307779e20b 100644
--- a/plug-ins/gimpressionist/ppmtool.c
+++ b/plug-ins/gimpressionist/ppmtool.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/plug-ins/gimpressionist/ppmtool.h b/plug-ins/gimpressionist/ppmtool.h
index f4b430d613..cf464e4002 100644
--- a/plug-ins/gimpressionist/ppmtool.h
+++ b/plug-ins/gimpressionist/ppmtool.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __PPM_TOOL_H
diff --git a/plug-ins/gimpressionist/presets.c b/plug-ins/gimpressionist/presets.c
index 006d166e7b..373d871d17 100644
--- a/plug-ins/gimpressionist/presets.c
+++ b/plug-ins/gimpressionist/presets.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/plug-ins/gimpressionist/presets.h b/plug-ins/gimpressionist/presets.h
index 7b86f03688..ba67bdc161 100644
--- a/plug-ins/gimpressionist/presets.h
+++ b/plug-ins/gimpressionist/presets.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __PRESETS_H
diff --git a/plug-ins/gimpressionist/preview.c b/plug-ins/gimpressionist/preview.c
index e9bacbc29a..3619782a1d 100644
--- a/plug-ins/gimpressionist/preview.c
+++ b/plug-ins/gimpressionist/preview.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/plug-ins/gimpressionist/preview.h b/plug-ins/gimpressionist/preview.h
index 65969cffb1..1e3d456247 100644
--- a/plug-ins/gimpressionist/preview.h
+++ b/plug-ins/gimpressionist/preview.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __PREVIEW_H
diff --git a/plug-ins/gimpressionist/random.h b/plug-ins/gimpressionist/random.h
index c4e167e196..f52cb13824 100644
--- a/plug-ins/gimpressionist/random.h
+++ b/plug-ins/gimpressionist/random.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __RAND_H
diff --git a/plug-ins/gimpressionist/repaint.c b/plug-ins/gimpressionist/repaint.c
index 5b0bf70e4a..742de3f890 100644
--- a/plug-ins/gimpressionist/repaint.c
+++ b/plug-ins/gimpressionist/repaint.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/plug-ins/gimpressionist/size.c b/plug-ins/gimpressionist/size.c
index 11bb0a5ee8..703a0ea891 100644
--- a/plug-ins/gimpressionist/size.c
+++ b/plug-ins/gimpressionist/size.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/plug-ins/gimpressionist/size.h b/plug-ins/gimpressionist/size.h
index 8b1fcb815b..b2891f02f1 100644
--- a/plug-ins/gimpressionist/size.h
+++ b/plug-ins/gimpressionist/size.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __SIZE_H
diff --git a/plug-ins/gimpressionist/sizemap.c b/plug-ins/gimpressionist/sizemap.c
index 9beee8c4b6..f76c5dc157 100644
--- a/plug-ins/gimpressionist/sizemap.c
+++ b/plug-ins/gimpressionist/sizemap.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/plug-ins/gimpressionist/utils.c b/plug-ins/gimpressionist/utils.c
index be3cefb089..24f95089f2 100644
--- a/plug-ins/gimpressionist/utils.c
+++ b/plug-ins/gimpressionist/utils.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 /*
diff --git a/plug-ins/gradient-flare/gradient-flare.c b/plug-ins/gradient-flare/gradient-flare.c
index 49b36d6991..cd26159604 100644
--- a/plug-ins/gradient-flare/gradient-flare.c
+++ b/plug-ins/gradient-flare/gradient-flare.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  *
  *
  * A fair proportion of this code was taken from GIMP & Script-fu
diff --git a/plug-ins/help-browser/dialog.c b/plug-ins/help-browser/dialog.c
index ec2e811ba4..93fc1cadbf 100644
--- a/plug-ins/help-browser/dialog.c
+++ b/plug-ins/help-browser/dialog.c
@@ -19,7 +19,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/plug-ins/help-browser/dialog.h b/plug-ins/help-browser/dialog.h
index e044132df7..a895af9493 100644
--- a/plug-ins/help-browser/dialog.h
+++ b/plug-ins/help-browser/dialog.h
@@ -18,7 +18,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __DIALOG_H__
diff --git a/plug-ins/help-browser/gimpthrobber.c b/plug-ins/help-browser/gimpthrobber.c
index dec84ca277..81866f3d0b 100644
--- a/plug-ins/help-browser/gimpthrobber.c
+++ b/plug-ins/help-browser/gimpthrobber.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/plug-ins/help-browser/gimpthrobber.h b/plug-ins/help-browser/gimpthrobber.h
index 3a154e0d4c..215fdfff84 100644
--- a/plug-ins/help-browser/gimpthrobber.h
+++ b/plug-ins/help-browser/gimpthrobber.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_THROBBER_H__
diff --git a/plug-ins/help-browser/gimpthrobberaction.c b/plug-ins/help-browser/gimpthrobberaction.c
index 04dd993df2..56f617f859 100644
--- a/plug-ins/help-browser/gimpthrobberaction.c
+++ b/plug-ins/help-browser/gimpthrobberaction.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/plug-ins/help-browser/gimpthrobberaction.h b/plug-ins/help-browser/gimpthrobberaction.h
index dcdef05e2c..502a32bd7e 100644
--- a/plug-ins/help-browser/gimpthrobberaction.h
+++ b/plug-ins/help-browser/gimpthrobberaction.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_THROBBER_ACTION_H__
diff --git a/plug-ins/help-browser/help-browser.c b/plug-ins/help-browser/help-browser.c
index 76df4076f5..35a2ea610c 100644
--- a/plug-ins/help-browser/help-browser.c
+++ b/plug-ins/help-browser/help-browser.c
@@ -19,7 +19,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/plug-ins/help-browser/uri.c b/plug-ins/help-browser/uri.c
index 84cb76fe90..c0493facc8 100644
--- a/plug-ins/help-browser/uri.c
+++ b/plug-ins/help-browser/uri.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/plug-ins/help-browser/uri.h b/plug-ins/help-browser/uri.h
index 7ab7817b57..a1aaf1eab2 100644
--- a/plug-ins/help-browser/uri.h
+++ b/plug-ins/help-browser/uri.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 gchar * uri_to_abs (const gchar *uri,
diff --git a/plug-ins/help/gimp-help-lookup.c b/plug-ins/help/gimp-help-lookup.c
index f27e5b5d2f..6b9f20ef6b 100644
--- a/plug-ins/help/gimp-help-lookup.c
+++ b/plug-ins/help/gimp-help-lookup.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/plug-ins/help/gimphelp.c b/plug-ins/help/gimphelp.c
index cbb92805df..111c10b41d 100644
--- a/plug-ins/help/gimphelp.c
+++ b/plug-ins/help/gimphelp.c
@@ -17,7 +17,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 /*  This code is written so that it can also be compiled standalone.
diff --git a/plug-ins/help/gimphelp.h b/plug-ins/help/gimphelp.h
index 04066e2667..c32f421266 100644
--- a/plug-ins/help/gimphelp.h
+++ b/plug-ins/help/gimphelp.h
@@ -17,7 +17,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_HELP_H__
diff --git a/plug-ins/help/gimphelpdomain.c b/plug-ins/help/gimphelpdomain.c
index a7411c8d5b..a24b11b963 100644
--- a/plug-ins/help/gimphelpdomain.c
+++ b/plug-ins/help/gimphelpdomain.c
@@ -17,7 +17,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 /*  This code is written so that it can also be compiled standalone.
diff --git a/plug-ins/help/gimphelpdomain.h b/plug-ins/help/gimphelpdomain.h
index 12b29cb270..b7e6920b31 100644
--- a/plug-ins/help/gimphelpdomain.h
+++ b/plug-ins/help/gimphelpdomain.h
@@ -17,7 +17,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_HELP_DOMAIN_H__
diff --git a/plug-ins/help/gimphelpitem.c b/plug-ins/help/gimphelpitem.c
index 7e5e663e63..b38c453e42 100644
--- a/plug-ins/help/gimphelpitem.c
+++ b/plug-ins/help/gimphelpitem.c
@@ -17,7 +17,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 /*  This code is written so that it can also be compiled standalone.
diff --git a/plug-ins/help/gimphelpitem.h b/plug-ins/help/gimphelpitem.h
index 3d590fd855..15c3c7bbb0 100644
--- a/plug-ins/help/gimphelpitem.h
+++ b/plug-ins/help/gimphelpitem.h
@@ -17,7 +17,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_HELP_ITEM_H__
diff --git a/plug-ins/help/gimphelplocale.c b/plug-ins/help/gimphelplocale.c
index a9768ee270..e2106a2459 100644
--- a/plug-ins/help/gimphelplocale.c
+++ b/plug-ins/help/gimphelplocale.c
@@ -17,7 +17,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 /*  This code is written so that it can also be compiled standalone.
diff --git a/plug-ins/help/gimphelplocale.h b/plug-ins/help/gimphelplocale.h
index f2423fde44..8dd57a6bf5 100644
--- a/plug-ins/help/gimphelplocale.h
+++ b/plug-ins/help/gimphelplocale.h
@@ -17,7 +17,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_HELP_LOCALE_H__
diff --git a/plug-ins/help/gimphelpprogress-private.h b/plug-ins/help/gimphelpprogress-private.h
index 40ecf86b93..d83e45fc75 100644
--- a/plug-ins/help/gimphelpprogress-private.h
+++ b/plug-ins/help/gimphelpprogress-private.h
@@ -17,7 +17,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_HELP_PROGRESS_PRIVATE_H__
diff --git a/plug-ins/help/gimphelpprogress.c b/plug-ins/help/gimphelpprogress.c
index 3d037c7b6e..dd4b224963 100644
--- a/plug-ins/help/gimphelpprogress.c
+++ b/plug-ins/help/gimphelpprogress.c
@@ -17,7 +17,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 /*  This code is written so that it can also be compiled standalone.
diff --git a/plug-ins/help/gimphelpprogress.h b/plug-ins/help/gimphelpprogress.h
index c517f229a4..d7fdb32294 100644
--- a/plug-ins/help/gimphelpprogress.h
+++ b/plug-ins/help/gimphelpprogress.h
@@ -17,7 +17,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_HELP_PROGRESS_H__
diff --git a/plug-ins/help/gimphelptypes.h b/plug-ins/help/gimphelptypes.h
index 586928ea85..4937d6f32d 100644
--- a/plug-ins/help/gimphelptypes.h
+++ b/plug-ins/help/gimphelptypes.h
@@ -17,7 +17,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __GIMP_HELP_TYPES_H__
diff --git a/plug-ins/help/help.c b/plug-ins/help/help.c
index aafa3ff5fd..8d913b778f 100644
--- a/plug-ins/help/help.c
+++ b/plug-ins/help/help.c
@@ -17,7 +17,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/plug-ins/help/locales.c b/plug-ins/help/locales.c
index cc6ae13742..39cdde73cb 100644
--- a/plug-ins/help/locales.c
+++ b/plug-ins/help/locales.c
@@ -17,7 +17,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/plug-ins/help/locales.h b/plug-ins/help/locales.h
index 10785a1513..7e12bc8749 100644
--- a/plug-ins/help/locales.h
+++ b/plug-ins/help/locales.h
@@ -17,7 +17,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __LOCALES_H__
diff --git a/plug-ins/ifs-compose/ifs-compose-storage.c b/plug-ins/ifs-compose/ifs-compose-storage.c
index f2df556835..0ef3eae9a7 100644
--- a/plug-ins/ifs-compose/ifs-compose-storage.c
+++ b/plug-ins/ifs-compose/ifs-compose-storage.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/plug-ins/ifs-compose/ifs-compose-utils.c b/plug-ins/ifs-compose/ifs-compose-utils.c
index ac1adb43f9..32c05cc9da 100644
--- a/plug-ins/ifs-compose/ifs-compose-utils.c
+++ b/plug-ins/ifs-compose/ifs-compose-utils.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/plug-ins/ifs-compose/ifs-compose.c b/plug-ins/ifs-compose/ifs-compose.c
index ede828b0ac..df3df2ed4c 100644
--- a/plug-ins/ifs-compose/ifs-compose.c
+++ b/plug-ins/ifs-compose/ifs-compose.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 /* TODO
diff --git a/plug-ins/ifs-compose/ifs-compose.h b/plug-ins/ifs-compose/ifs-compose.h
index ce4d0922d0..28b9a3b472 100644
--- a/plug-ins/ifs-compose/ifs-compose.h
+++ b/plug-ins/ifs-compose/ifs-compose.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 typedef struct {
diff --git a/plug-ins/imagemap/imap_about.c b/plug-ins/imagemap/imap_about.c
index 5cedfc9af5..81b4414845 100644
--- a/plug-ins/imagemap/imap_about.c
+++ b/plug-ins/imagemap/imap_about.c
@@ -16,7 +16,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  *
  */
 
diff --git a/plug-ins/imagemap/imap_about.h b/plug-ins/imagemap/imap_about.h
index 33caaa99f9..4834a75547 100644
--- a/plug-ins/imagemap/imap_about.h
+++ b/plug-ins/imagemap/imap_about.h
@@ -16,7 +16,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  *
  */
 
diff --git a/plug-ins/imagemap/imap_browse.c b/plug-ins/imagemap/imap_browse.c
index 27cd859470..4848bab694 100644
--- a/plug-ins/imagemap/imap_browse.c
+++ b/plug-ins/imagemap/imap_browse.c
@@ -16,7 +16,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  *
  */
 
diff --git a/plug-ins/imagemap/imap_browse.h b/plug-ins/imagemap/imap_browse.h
index 26a6c6d6e1..e86c1c894c 100644
--- a/plug-ins/imagemap/imap_browse.h
+++ b/plug-ins/imagemap/imap_browse.h
@@ -16,7 +16,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  *
  */
 
diff --git a/plug-ins/imagemap/imap_cern.l b/plug-ins/imagemap/imap_cern.l
index e20146c9af..95e7ad0295 100644
--- a/plug-ins/imagemap/imap_cern.l
+++ b/plug-ins/imagemap/imap_cern.l
@@ -17,7 +17,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  *
  */
 
diff --git a/plug-ins/imagemap/imap_cern.y b/plug-ins/imagemap/imap_cern.y
index 66ae7574bc..251eb16f6d 100644
--- a/plug-ins/imagemap/imap_cern.y
+++ b/plug-ins/imagemap/imap_cern.y
@@ -17,7 +17,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  *
  */
 
diff --git a/plug-ins/imagemap/imap_cern_lex.c b/plug-ins/imagemap/imap_cern_lex.c
index 059b1fb8e0..eb761d2b89 100644
--- a/plug-ins/imagemap/imap_cern_lex.c
+++ b/plug-ins/imagemap/imap_cern_lex.c
@@ -597,7 +597,7 @@ char *cern_text;
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  *
  */
 
diff --git a/plug-ins/imagemap/imap_cern_parse.c b/plug-ins/imagemap/imap_cern_parse.c
index c73f585bfb..56714a274e 100644
--- a/plug-ins/imagemap/imap_cern_parse.c
+++ b/plug-ins/imagemap/imap_cern_parse.c
@@ -15,7 +15,7 @@
    GNU General Public License for more details.
 
    You should have received a copy of the GNU General Public License
-   along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
+   along with this program.  If not, see <https://www.gnu.org/licenses/>.  */
 
 /* As a special exception, you may create a larger work that contains
    part or all of the Bison parser skeleton and distribute that work
@@ -90,7 +90,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  *
  */
 
diff --git a/plug-ins/imagemap/imap_cern_parse.h b/plug-ins/imagemap/imap_cern_parse.h
index 5dcbe899db..f46caff1cf 100644
--- a/plug-ins/imagemap/imap_cern_parse.h
+++ b/plug-ins/imagemap/imap_cern_parse.h
@@ -15,7 +15,7 @@
    GNU General Public License for more details.
 
    You should have received a copy of the GNU General Public License
-   along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
+   along with this program.  If not, see <https://www.gnu.org/licenses/>.  */
 
 /* As a special exception, you may create a larger work that contains
    part or all of the Bison parser skeleton and distribute that work
diff --git a/plug-ins/imagemap/imap_circle.c b/plug-ins/imagemap/imap_circle.c
index e6124365e8..eb22291e27 100644
--- a/plug-ins/imagemap/imap_circle.c
+++ b/plug-ins/imagemap/imap_circle.c
@@ -16,7 +16,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  *
  */
 
diff --git a/plug-ins/imagemap/imap_circle.h b/plug-ins/imagemap/imap_circle.h
index 3c374a502a..f56263ac7d 100644
--- a/plug-ins/imagemap/imap_circle.h
+++ b/plug-ins/imagemap/imap_circle.h
@@ -16,7 +16,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  *
  */
 
diff --git a/plug-ins/imagemap/imap_cmd_clear.c b/plug-ins/imagemap/imap_cmd_clear.c
index ac1cd3e603..676e8b82c7 100644
--- a/plug-ins/imagemap/imap_cmd_clear.c
+++ b/plug-ins/imagemap/imap_cmd_clear.c
@@ -16,7 +16,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  *
  */
 
diff --git a/plug-ins/imagemap/imap_cmd_copy.c b/plug-ins/imagemap/imap_cmd_copy.c
index a80b37b6c0..453a5ee2f5 100644
--- a/plug-ins/imagemap/imap_cmd_copy.c
+++ b/plug-ins/imagemap/imap_cmd_copy.c
@@ -16,7 +16,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  *
  */
 
diff --git a/plug-ins/imagemap/imap_cmd_copy_object.c b/plug-ins/imagemap/imap_cmd_copy_object.c
index cd26539534..f59fd81bb7 100644
--- a/plug-ins/imagemap/imap_cmd_copy_object.c
+++ b/plug-ins/imagemap/imap_cmd_copy_object.c
@@ -16,7 +16,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  *
  */
 
diff --git a/plug-ins/imagemap/imap_cmd_create.c b/plug-ins/imagemap/imap_cmd_create.c
index 7aa48ba2ae..49719d529f 100644
--- a/plug-ins/imagemap/imap_cmd_create.c
+++ b/plug-ins/imagemap/imap_cmd_create.c
@@ -16,7 +16,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  *
  */
 
diff --git a/plug-ins/imagemap/imap_cmd_cut.c b/plug-ins/imagemap/imap_cmd_cut.c
index 1e2893348f..0bf06c1e4f 100644
--- a/plug-ins/imagemap/imap_cmd_cut.c
+++ b/plug-ins/imagemap/imap_cmd_cut.c
@@ -16,7 +16,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  *
  */
 
diff --git a/plug-ins/imagemap/imap_cmd_cut_object.c b/plug-ins/imagemap/imap_cmd_cut_object.c
index daf89ed8a2..780c4f879e 100644
--- a/plug-ins/imagemap/imap_cmd_cut_object.c
+++ b/plug-ins/imagemap/imap_cmd_cut_object.c
@@ -16,7 +16,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  *
  */
 
diff --git a/plug-ins/imagemap/imap_cmd_delete.c b/plug-ins/imagemap/imap_cmd_delete.c
index c7b53d7b3b..6c8598497d 100644
--- a/plug-ins/imagemap/imap_cmd_delete.c
+++ b/plug-ins/imagemap/imap_cmd_delete.c
@@ -16,7 +16,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  *
  */
 
diff --git a/plug-ins/imagemap/imap_cmd_delete_point.c b/plug-ins/imagemap/imap_cmd_delete_point.c
index 3ffe52e076..1dd609282a 100644
--- a/plug-ins/imagemap/imap_cmd_delete_point.c
+++ b/plug-ins/imagemap/imap_cmd_delete_point.c
@@ -16,7 +16,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  *
  */
 
diff --git a/plug-ins/imagemap/imap_cmd_edit_object.c b/plug-ins/imagemap/imap_cmd_edit_object.c
index 06c4938c0e..d2f0c3904b 100644
--- a/plug-ins/imagemap/imap_cmd_edit_object.c
+++ b/plug-ins/imagemap/imap_cmd_edit_object.c
@@ -16,7 +16,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  *
  */
 
diff --git a/plug-ins/imagemap/imap_cmd_gimp_guides.c b/plug-ins/imagemap/imap_cmd_gimp_guides.c
index ddbfb3ff1e..b04e264a92 100644
--- a/plug-ins/imagemap/imap_cmd_gimp_guides.c
+++ b/plug-ins/imagemap/imap_cmd_gimp_guides.c
@@ -16,7 +16,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  *
  */
 
diff --git a/plug-ins/imagemap/imap_cmd_guides.c b/plug-ins/imagemap/imap_cmd_guides.c
index 47ed1f9b61..f495fff669 100644
--- a/plug-ins/imagemap/imap_cmd_guides.c
+++ b/plug-ins/imagemap/imap_cmd_guides.c
@@ -16,7 +16,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  *
  */
 
diff --git a/plug-ins/imagemap/imap_cmd_insert_point.c b/plug-ins/imagemap/imap_cmd_insert_point.c
index 3cf0edb82f..ad887d3331 100644
--- a/plug-ins/imagemap/imap_cmd_insert_point.c
+++ b/plug-ins/imagemap/imap_cmd_insert_point.c
@@ -16,7 +16,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  *
  */
 
diff --git a/plug-ins/imagemap/imap_cmd_move.c b/plug-ins/imagemap/imap_cmd_move.c
index e89a1968e7..491b12d227 100644
--- a/plug-ins/imagemap/imap_cmd_move.c
+++ b/plug-ins/imagemap/imap_cmd_move.c
@@ -16,7 +16,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  *
  */
 
diff --git a/plug-ins/imagemap/imap_cmd_move_down.c b/plug-ins/imagemap/imap_cmd_move_down.c
index 42f58603b8..401e597410 100644
--- a/plug-ins/imagemap/imap_cmd_move_down.c
+++ b/plug-ins/imagemap/imap_cmd_move_down.c
@@ -16,7 +16,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  *
  */
 
diff --git a/plug-ins/imagemap/imap_cmd_move_sash.c b/plug-ins/imagemap/imap_cmd_move_sash.c
index 7cc3595626..85c1db8894 100644
--- a/plug-ins/imagemap/imap_cmd_move_sash.c
+++ b/plug-ins/imagemap/imap_cmd_move_sash.c
@@ -16,7 +16,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  *
  */
 
diff --git a/plug-ins/imagemap/imap_cmd_move_selected.c b/plug-ins/imagemap/imap_cmd_move_selected.c
index 5c61473af2..690a86a4ba 100644
--- a/plug-ins/imagemap/imap_cmd_move_selected.c
+++ b/plug-ins/imagemap/imap_cmd_move_selected.c
@@ -16,7 +16,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  *
  */
 
diff --git a/plug-ins/imagemap/imap_cmd_move_to_front.c b/plug-ins/imagemap/imap_cmd_move_to_front.c
index ba93504ae7..c8f81e16ee 100644
--- a/plug-ins/imagemap/imap_cmd_move_to_front.c
+++ b/plug-ins/imagemap/imap_cmd_move_to_front.c
@@ -16,7 +16,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  *
  */
 
diff --git a/plug-ins/imagemap/imap_cmd_move_up.c b/plug-ins/imagemap/imap_cmd_move_up.c
index 56a49fa738..ed253a2bf4 100644
--- a/plug-ins/imagemap/imap_cmd_move_up.c
+++ b/plug-ins/imagemap/imap_cmd_move_up.c
@@ -16,7 +16,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  *
  */
 
diff --git a/plug-ins/imagemap/imap_cmd_object_down.c b/plug-ins/imagemap/imap_cmd_object_down.c
index b7401454fd..2849b71e22 100644
--- a/plug-ins/imagemap/imap_cmd_object_down.c
+++ b/plug-ins/imagemap/imap_cmd_object_down.c
@@ -16,7 +16,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  *
  */
 
diff --git a/plug-ins/imagemap/imap_cmd_object_move.c b/plug-ins/imagemap/imap_cmd_object_move.c
index d38ba698dc..39c575c6ec 100644
--- a/plug-ins/imagemap/imap_cmd_object_move.c
+++ b/plug-ins/imagemap/imap_cmd_object_move.c
@@ -16,7 +16,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  *
  */
 
diff --git a/plug-ins/imagemap/imap_cmd_object_up.c b/plug-ins/imagemap/imap_cmd_object_up.c
index 6a81cb2ab8..edc8f40025 100644
--- a/plug-ins/imagemap/imap_cmd_object_up.c
+++ b/plug-ins/imagemap/imap_cmd_object_up.c
@@ -16,7 +16,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  *
  */
 
diff --git a/plug-ins/imagemap/imap_cmd_paste.c b/plug-ins/imagemap/imap_cmd_paste.c
index 8def860cf0..5855548f92 100644
--- a/plug-ins/imagemap/imap_cmd_paste.c
+++ b/plug-ins/imagemap/imap_cmd_paste.c
@@ -16,7 +16,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  *
  */
 
diff --git a/plug-ins/imagemap/imap_cmd_select.c b/plug-ins/imagemap/imap_cmd_select.c
index d63a7692e8..cbfa38dea6 100644
--- a/plug-ins/imagemap/imap_cmd_select.c
+++ b/plug-ins/imagemap/imap_cmd_select.c
@@ -16,7 +16,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  *
  */
 
diff --git a/plug-ins/imagemap/imap_cmd_select_all.c b/plug-ins/imagemap/imap_cmd_select_all.c
index ea6986d0a6..286db3ebb4 100644
--- a/plug-ins/imagemap/imap_cmd_select_all.c
+++ b/plug-ins/imagemap/imap_cmd_select_all.c
@@ -16,7 +16,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  *
  */
 
diff --git a/plug-ins/imagemap/imap_cmd_select_next.c b/plug-ins/imagemap/imap_cmd_select_next.c
index da384cdf7f..325cacbea2 100644
--- a/plug-ins/imagemap/imap_cmd_select_next.c
+++ b/plug-ins/imagemap/imap_cmd_select_next.c
@@ -16,7 +16,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  *
  */
 
diff --git a/plug-ins/imagemap/imap_cmd_select_prev.c b/plug-ins/imagemap/imap_cmd_select_prev.c
index 010bb6c3f9..9f5b8eb832 100644
--- a/plug-ins/imagemap/imap_cmd_select_prev.c
+++ b/plug-ins/imagemap/imap_cmd_select_prev.c
@@ -16,7 +16,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  *
  */
 
diff --git a/plug-ins/imagemap/imap_cmd_select_region.c b/plug-ins/imagemap/imap_cmd_select_region.c
index adbec9ce3a..6e0029b60e 100644
--- a/plug-ins/imagemap/imap_cmd_select_region.c
+++ b/plug-ins/imagemap/imap_cmd_select_region.c
@@ -16,7 +16,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  *
  */
 
diff --git a/plug-ins/imagemap/imap_cmd_send_to_back.c b/plug-ins/imagemap/imap_cmd_send_to_back.c
index 8ab9fb48ba..99e2e1edb2 100644
--- a/plug-ins/imagemap/imap_cmd_send_to_back.c
+++ b/plug-ins/imagemap/imap_cmd_send_to_back.c
@@ -16,7 +16,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  *
  */
 
diff --git a/plug-ins/imagemap/imap_cmd_send_to_back.h b/plug-ins/imagemap/imap_cmd_send_to_back.h
index 27dc262aa9..0ee29d8afc 100644
--- a/plug-ins/imagemap/imap_cmd_send_to_back.h
+++ b/plug-ins/imagemap/imap_cmd_send_to_back.h
@@ -16,7 +16,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  *
  */
 
diff --git a/plug-ins/imagemap/imap_cmd_unselect.c b/plug-ins/imagemap/imap_cmd_unselect.c
index b5e05c5c1a..23bac7c5a6 100644
--- a/plug-ins/imagemap/imap_cmd_unselect.c
+++ b/plug-ins/imagemap/imap_cmd_unselect.c
@@ -16,7 +16,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  *
  */
 
diff --git a/plug-ins/imagemap/imap_cmd_unselect.h b/plug-ins/imagemap/imap_cmd_unselect.h
index 3e71ea287c..ca21d99474 100644
--- a/plug-ins/imagemap/imap_cmd_unselect.h
+++ b/plug-ins/imagemap/imap_cmd_unselect.h
@@ -16,7 +16,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  *
  */
 
diff --git a/plug-ins/imagemap/imap_cmd_unselect_all.c b/plug-ins/imagemap/imap_cmd_unselect_all.c
index bdff5e6632..f1e45e4af3 100644
--- a/plug-ins/imagemap/imap_cmd_unselect_all.c
+++ b/plug-ins/imagemap/imap_cmd_unselect_all.c
@@ -16,7 +16,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  *
  */
 
diff --git a/plug-ins/imagemap/imap_cmd_unselect_all.h b/plug-ins/imagemap/imap_cmd_unselect_all.h
index 07701f648e..5cd9667581 100644
--- a/plug-ins/imagemap/imap_cmd_unselect_all.h
+++ b/plug-ins/imagemap/imap_cmd_unselect_all.h
@@ -16,7 +16,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  *
  */
 
diff --git a/plug-ins/imagemap/imap_command.c b/plug-ins/imagemap/imap_command.c
index 38c6515c0a..ae81c1fce2 100644
--- a/plug-ins/imagemap/imap_command.c
+++ b/plug-ins/imagemap/imap_command.c
@@ -16,7 +16,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  *
  */
 
diff --git a/plug-ins/imagemap/imap_command.h b/plug-ins/imagemap/imap_command.h
index 47fc89444e..1676d2d7a1 100644
--- a/plug-ins/imagemap/imap_command.h
+++ b/plug-ins/imagemap/imap_command.h
@@ -16,7 +16,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  *
  */
 
diff --git a/plug-ins/imagemap/imap_commands.h b/plug-ins/imagemap/imap_commands.h
index c5132b230a..cfc4d397c0 100644
--- a/plug-ins/imagemap/imap_commands.h
+++ b/plug-ins/imagemap/imap_commands.h
@@ -16,7 +16,7 @@
  * GNU General Public License for more details.i
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  *
  */
 
diff --git a/plug-ins/imagemap/imap_csim.l b/plug-ins/imagemap/imap_csim.l
index b717977aa6..32b9803269 100644
--- a/plug-ins/imagemap/imap_csim.l
+++ b/plug-ins/imagemap/imap_csim.l
@@ -17,7 +17,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  *
  */
 
diff --git a/plug-ins/imagemap/imap_csim.y b/plug-ins/imagemap/imap_csim.y
index 7aff63f9d6..abc2dffa9f 100644
--- a/plug-ins/imagemap/imap_csim.y
+++ b/plug-ins/imagemap/imap_csim.y
@@ -17,7 +17,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  *
  */
 
diff --git a/plug-ins/imagemap/imap_csim_lex.c b/plug-ins/imagemap/imap_csim_lex.c
index 61beabeee9..88c8b8634d 100644
--- a/plug-ins/imagemap/imap_csim_lex.c
+++ b/plug-ins/imagemap/imap_csim_lex.c
@@ -620,7 +620,7 @@ char *csim_text;
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  *
  */
 
diff --git a/plug-ins/imagemap/imap_csim_parse.c b/plug-ins/imagemap/imap_csim_parse.c
index ecedb0fdac..b6411ac827 100644
--- a/plug-ins/imagemap/imap_csim_parse.c
+++ b/plug-ins/imagemap/imap_csim_parse.c
@@ -15,7 +15,7 @@
    GNU General Public License for more details.
 
    You should have received a copy of the GNU General Public License
-   along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
+   along with this program.  If not, see <https://www.gnu.org/licenses/>.  */
 
 /* As a special exception, you may create a larger work that contains
    part or all of the Bison parser skeleton and distribute that work
@@ -90,7 +90,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  *
  */
 
diff --git a/plug-ins/imagemap/imap_csim_parse.h b/plug-ins/imagemap/imap_csim_parse.h
index ef0a46a1fc..f83d108c33 100644
--- a/plug-ins/imagemap/imap_csim_parse.h
+++ b/plug-ins/imagemap/imap_csim_parse.h
@@ -15,7 +15,7 @@
    GNU General Public License for more details.
 
    You should have received a copy of the GNU General Public License
-   along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
+   along with this program.  If not, see <https://www.gnu.org/licenses/>.  */
 
 /* As a special exception, you may create a larger work that contains
    part or all of the Bison parser skeleton and distribute that work
diff --git a/plug-ins/imagemap/imap_default_dialog.c b/plug-ins/imagemap/imap_default_dialog.c
index 3f1bffa861..6b6c54b793 100644
--- a/plug-ins/imagemap/imap_default_dialog.c
+++ b/plug-ins/imagemap/imap_default_dialog.c
@@ -16,7 +16,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  *
  */
 
diff --git a/plug-ins/imagemap/imap_default_dialog.h b/plug-ins/imagemap/imap_default_dialog.h
index 79991c4d00..b733b7714b 100644
--- a/plug-ins/imagemap/imap_default_dialog.h
+++ b/plug-ins/imagemap/imap_default_dialog.h
@@ -16,7 +16,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  *
  */
 
diff --git a/plug-ins/imagemap/imap_edit_area_info.c b/plug-ins/imagemap/imap_edit_area_info.c
index 248510ea37..bba3225623 100644
--- a/plug-ins/imagemap/imap_edit_area_info.c
+++ b/plug-ins/imagemap/imap_edit_area_info.c
@@ -16,7 +16,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  *
  */
 
diff --git a/plug-ins/imagemap/imap_edit_area_info.h b/plug-ins/imagemap/imap_edit_area_info.h
index e987fb10de..fbf45fb730 100644
--- a/plug-ins/imagemap/imap_edit_area_info.h
+++ b/plug-ins/imagemap/imap_edit_area_info.h
@@ -16,7 +16,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  *
  */
 
diff --git a/plug-ins/imagemap/imap_file.c b/plug-ins/imagemap/imap_file.c
index 0d81bc5191..45bb059bf2 100644
--- a/plug-ins/imagemap/imap_file.c
+++ b/plug-ins/imagemap/imap_file.c
@@ -16,7 +16,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  *
  */
 
diff --git a/plug-ins/imagemap/imap_file.h b/plug-ins/imagemap/imap_file.h
index c0fa114e5a..c661eaa3db 100644
--- a/plug-ins/imagemap/imap_file.h
+++ b/plug-ins/imagemap/imap_file.h
@@ -16,7 +16,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  *
  */
 
diff --git a/plug-ins/imagemap/imap_grid.c b/plug-ins/imagemap/imap_grid.c
index bf14d9987d..f3de61b42e 100644
--- a/plug-ins/imagemap/imap_grid.c
+++ b/plug-ins/imagemap/imap_grid.c
@@ -16,7 +16,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  *
  */
 
diff --git a/plug-ins/imagemap/imap_grid.h b/plug-ins/imagemap/imap_grid.h
index 68966d3f6e..84deb95988 100644
--- a/plug-ins/imagemap/imap_grid.h
+++ b/plug-ins/imagemap/imap_grid.h
@@ -16,7 +16,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  *
  */
 
diff --git a/plug-ins/imagemap/imap_main.c b/plug-ins/imagemap/imap_main.c
index d0caa49363..f0bba4c09c 100644
--- a/plug-ins/imagemap/imap_main.c
+++ b/plug-ins/imagemap/imap_main.c
@@ -16,7 +16,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/plug-ins/imagemap/imap_main.h b/plug-ins/imagemap/imap_main.h
index a220c20cee..b22327d011 100644
--- a/plug-ins/imagemap/imap_main.h
+++ b/plug-ins/imagemap/imap_main.h
@@ -16,7 +16,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  *
  */
 
diff --git a/plug-ins/imagemap/imap_menu.c b/plug-ins/imagemap/imap_menu.c
index 8185d5c74c..d20391c7a7 100644
--- a/plug-ins/imagemap/imap_menu.c
+++ b/plug-ins/imagemap/imap_menu.c
@@ -16,7 +16,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  *
  */
 
diff --git a/plug-ins/imagemap/imap_menu.h b/plug-ins/imagemap/imap_menu.h
index 6dae181531..e34743f368 100644
--- a/plug-ins/imagemap/imap_menu.h
+++ b/plug-ins/imagemap/imap_menu.h
@@ -16,7 +16,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  *
  */
 
diff --git a/plug-ins/imagemap/imap_menu_funcs.c b/plug-ins/imagemap/imap_menu_funcs.c
index 046b36d560..264a6cb45d 100644
--- a/plug-ins/imagemap/imap_menu_funcs.c
+++ b/plug-ins/imagemap/imap_menu_funcs.c
@@ -16,7 +16,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  *
  */
 
diff --git a/plug-ins/imagemap/imap_menu_funcs.h b/plug-ins/imagemap/imap_menu_funcs.h
index 682cb54f86..8c2b86fcad 100644
--- a/plug-ins/imagemap/imap_menu_funcs.h
+++ b/plug-ins/imagemap/imap_menu_funcs.h
@@ -16,7 +16,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  *
  */
 
diff --git a/plug-ins/imagemap/imap_misc.c b/plug-ins/imagemap/imap_misc.c
index c72177e6aa..4a6b7604c9 100644
--- a/plug-ins/imagemap/imap_misc.c
+++ b/plug-ins/imagemap/imap_misc.c
@@ -16,7 +16,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  *
  */
 
diff --git a/plug-ins/imagemap/imap_misc.h b/plug-ins/imagemap/imap_misc.h
index 343a11ff12..f8a047d7ab 100644
--- a/plug-ins/imagemap/imap_misc.h
+++ b/plug-ins/imagemap/imap_misc.h
@@ -16,7 +16,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  *
  */
 
diff --git a/plug-ins/imagemap/imap_mru.c b/plug-ins/imagemap/imap_mru.c
index 5b7cf61b1b..1afb0a5539 100644
--- a/plug-ins/imagemap/imap_mru.c
+++ b/plug-ins/imagemap/imap_mru.c
@@ -16,7 +16,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  *
  */
 
diff --git a/plug-ins/imagemap/imap_mru.h b/plug-ins/imagemap/imap_mru.h
index eca8a4d4c8..6d2d95456f 100644
--- a/plug-ins/imagemap/imap_mru.h
+++ b/plug-ins/imagemap/imap_mru.h
@@ -16,7 +16,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  *
  */
 
diff --git a/plug-ins/imagemap/imap_ncsa.l b/plug-ins/imagemap/imap_ncsa.l
index 3572a6e3d6..73b59f20d6 100644
--- a/plug-ins/imagemap/imap_ncsa.l
+++ b/plug-ins/imagemap/imap_ncsa.l
@@ -17,7 +17,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  *
  */
 
diff --git a/plug-ins/imagemap/imap_ncsa.y b/plug-ins/imagemap/imap_ncsa.y
index 3b466762eb..c93f62dd97 100644
--- a/plug-ins/imagemap/imap_ncsa.y
+++ b/plug-ins/imagemap/imap_ncsa.y
@@ -17,7 +17,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  *
  */
 
diff --git a/plug-ins/imagemap/imap_ncsa_lex.c b/plug-ins/imagemap/imap_ncsa_lex.c
index 3073a5cbe8..56f2fe1966 100644
--- a/plug-ins/imagemap/imap_ncsa_lex.c
+++ b/plug-ins/imagemap/imap_ncsa_lex.c
@@ -560,7 +560,7 @@ char *ncsa_text;
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  *
  */
 
diff --git a/plug-ins/imagemap/imap_ncsa_parse.c b/plug-ins/imagemap/imap_ncsa_parse.c
index 1f77242f6a..d2bdf478ff 100644
--- a/plug-ins/imagemap/imap_ncsa_parse.c
+++ b/plug-ins/imagemap/imap_ncsa_parse.c
@@ -15,7 +15,7 @@
    GNU General Public License for more details.
 
    You should have received a copy of the GNU General Public License
-   along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
+   along with this program.  If not, see <https://www.gnu.org/licenses/>.  */
 
 /* As a special exception, you may create a larger work that contains
    part or all of the Bison parser skeleton and distribute that work
@@ -90,7 +90,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  *
  */
 
diff --git a/plug-ins/imagemap/imap_ncsa_parse.h b/plug-ins/imagemap/imap_ncsa_parse.h
index 70d000f0cb..68791a28c8 100644
--- a/plug-ins/imagemap/imap_ncsa_parse.h
+++ b/plug-ins/imagemap/imap_ncsa_parse.h
@@ -15,7 +15,7 @@
    GNU General Public License for more details.
 
    You should have received a copy of the GNU General Public License
-   along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
+   along with this program.  If not, see <https://www.gnu.org/licenses/>.  */
 
 /* As a special exception, you may create a larger work that contains
    part or all of the Bison parser skeleton and distribute that work
diff --git a/plug-ins/imagemap/imap_object.c b/plug-ins/imagemap/imap_object.c
index 04aabab4f2..2f06e923db 100644
--- a/plug-ins/imagemap/imap_object.c
+++ b/plug-ins/imagemap/imap_object.c
@@ -16,7 +16,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  *
  */
 
diff --git a/plug-ins/imagemap/imap_object.h b/plug-ins/imagemap/imap_object.h
index acf17e7e4b..0aaf078533 100644
--- a/plug-ins/imagemap/imap_object.h
+++ b/plug-ins/imagemap/imap_object.h
@@ -16,7 +16,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  *
  */
 
diff --git a/plug-ins/imagemap/imap_object_popup.c b/plug-ins/imagemap/imap_object_popup.c
index f3e3b61877..99f8d74e9d 100644
--- a/plug-ins/imagemap/imap_object_popup.c
+++ b/plug-ins/imagemap/imap_object_popup.c
@@ -16,7 +16,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  *
  */
 
diff --git a/plug-ins/imagemap/imap_object_popup.h b/plug-ins/imagemap/imap_object_popup.h
index c3d799371b..bc7afee14c 100644
--- a/plug-ins/imagemap/imap_object_popup.h
+++ b/plug-ins/imagemap/imap_object_popup.h
@@ -16,7 +16,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  *
  */
 
diff --git a/plug-ins/imagemap/imap_polygon.c b/plug-ins/imagemap/imap_polygon.c
index 4e7bd6ed8c..ded031eb33 100644
--- a/plug-ins/imagemap/imap_polygon.c
+++ b/plug-ins/imagemap/imap_polygon.c
@@ -16,7 +16,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  *
  */
 
diff --git a/plug-ins/imagemap/imap_polygon.h b/plug-ins/imagemap/imap_polygon.h
index b0c91c0a56..13ce29e963 100644
--- a/plug-ins/imagemap/imap_polygon.h
+++ b/plug-ins/imagemap/imap_polygon.h
@@ -16,7 +16,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  *
  */
 
diff --git a/plug-ins/imagemap/imap_preferences.c b/plug-ins/imagemap/imap_preferences.c
index 5c641823b5..f2a709793f 100644
--- a/plug-ins/imagemap/imap_preferences.c
+++ b/plug-ins/imagemap/imap_preferences.c
@@ -16,7 +16,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  *
  */
 
diff --git a/plug-ins/imagemap/imap_preferences.h b/plug-ins/imagemap/imap_preferences.h
index 8a46505a3e..737602658f 100644
--- a/plug-ins/imagemap/imap_preferences.h
+++ b/plug-ins/imagemap/imap_preferences.h
@@ -16,7 +16,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  *
  */
 
diff --git a/plug-ins/imagemap/imap_preview.c b/plug-ins/imagemap/imap_preview.c
index 5dd1652134..85a383bd08 100644
--- a/plug-ins/imagemap/imap_preview.c
+++ b/plug-ins/imagemap/imap_preview.c
@@ -16,7 +16,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  *
  */
 
diff --git a/plug-ins/imagemap/imap_preview.h b/plug-ins/imagemap/imap_preview.h
index 576b977884..65d449a0b7 100644
--- a/plug-ins/imagemap/imap_preview.h
+++ b/plug-ins/imagemap/imap_preview.h
@@ -16,7 +16,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  *
  */
 
diff --git a/plug-ins/imagemap/imap_rectangle.c b/plug-ins/imagemap/imap_rectangle.c
index dc5fa4efca..da1218ad20 100644
--- a/plug-ins/imagemap/imap_rectangle.c
+++ b/plug-ins/imagemap/imap_rectangle.c
@@ -16,7 +16,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  *
  */
 
diff --git a/plug-ins/imagemap/imap_rectangle.h b/plug-ins/imagemap/imap_rectangle.h
index 7e3bc88082..fe33e31766 100644
--- a/plug-ins/imagemap/imap_rectangle.h
+++ b/plug-ins/imagemap/imap_rectangle.h
@@ -16,7 +16,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  *
  */
 
diff --git a/plug-ins/imagemap/imap_selection.c b/plug-ins/imagemap/imap_selection.c
index d767bcfcb0..4713d17635 100644
--- a/plug-ins/imagemap/imap_selection.c
+++ b/plug-ins/imagemap/imap_selection.c
@@ -16,7 +16,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  *
  */
 
diff --git a/plug-ins/imagemap/imap_selection.h b/plug-ins/imagemap/imap_selection.h
index c81bc40f78..cb13afb22a 100644
--- a/plug-ins/imagemap/imap_selection.h
+++ b/plug-ins/imagemap/imap_selection.h
@@ -16,7 +16,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  *
  */
 
diff --git a/plug-ins/imagemap/imap_settings.c b/plug-ins/imagemap/imap_settings.c
index 4515ef790c..b38fa974c3 100644
--- a/plug-ins/imagemap/imap_settings.c
+++ b/plug-ins/imagemap/imap_settings.c
@@ -16,7 +16,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  *
  */
 
diff --git a/plug-ins/imagemap/imap_settings.h b/plug-ins/imagemap/imap_settings.h
index 60a4119b06..4b375d6fd2 100644
--- a/plug-ins/imagemap/imap_settings.h
+++ b/plug-ins/imagemap/imap_settings.h
@@ -16,7 +16,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  *
  */
 
diff --git a/plug-ins/imagemap/imap_source.c b/plug-ins/imagemap/imap_source.c
index 457fb6fc95..40ba1b7ea4 100644
--- a/plug-ins/imagemap/imap_source.c
+++ b/plug-ins/imagemap/imap_source.c
@@ -16,7 +16,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  *
  */
 
diff --git a/plug-ins/imagemap/imap_source.h b/plug-ins/imagemap/imap_source.h
index 794b302ebe..a090515f75 100644
--- a/plug-ins/imagemap/imap_source.h
+++ b/plug-ins/imagemap/imap_source.h
@@ -16,7 +16,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  *
  */
 
diff --git a/plug-ins/imagemap/imap_statusbar.c b/plug-ins/imagemap/imap_statusbar.c
index 09ac0d862f..ca4bad8c9e 100644
--- a/plug-ins/imagemap/imap_statusbar.c
+++ b/plug-ins/imagemap/imap_statusbar.c
@@ -16,7 +16,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  *
  */
 
diff --git a/plug-ins/imagemap/imap_statusbar.h b/plug-ins/imagemap/imap_statusbar.h
index d163a51442..6b1a87bf23 100644
--- a/plug-ins/imagemap/imap_statusbar.h
+++ b/plug-ins/imagemap/imap_statusbar.h
@@ -16,7 +16,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  *
  */
 
diff --git a/plug-ins/imagemap/imap_stock.c b/plug-ins/imagemap/imap_stock.c
index 2c664136da..4c3feddd03 100644
--- a/plug-ins/imagemap/imap_stock.c
+++ b/plug-ins/imagemap/imap_stock.c
@@ -16,7 +16,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  *
  */
 
diff --git a/plug-ins/imagemap/imap_stock.h b/plug-ins/imagemap/imap_stock.h
index ad6513c38f..5587b91da4 100644
--- a/plug-ins/imagemap/imap_stock.h
+++ b/plug-ins/imagemap/imap_stock.h
@@ -16,7 +16,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  *
  */
 
diff --git a/plug-ins/imagemap/imap_string.c b/plug-ins/imagemap/imap_string.c
index 5645768291..5f3b31c2d8 100644
--- a/plug-ins/imagemap/imap_string.c
+++ b/plug-ins/imagemap/imap_string.c
@@ -16,7 +16,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  *
  */
 
diff --git a/plug-ins/imagemap/imap_string.h b/plug-ins/imagemap/imap_string.h
index 0e54529d58..c87813186b 100644
--- a/plug-ins/imagemap/imap_string.h
+++ b/plug-ins/imagemap/imap_string.h
@@ -16,7 +16,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  *
  */
 
diff --git a/plug-ins/imagemap/imap_taglist.c b/plug-ins/imagemap/imap_taglist.c
index e0d90934d0..9b03c9d094 100644
--- a/plug-ins/imagemap/imap_taglist.c
+++ b/plug-ins/imagemap/imap_taglist.c
@@ -16,7 +16,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  *
  */
 
diff --git a/plug-ins/imagemap/imap_taglist.h b/plug-ins/imagemap/imap_taglist.h
index 691d65efad..c68ef51b60 100644
--- a/plug-ins/imagemap/imap_taglist.h
+++ b/plug-ins/imagemap/imap_taglist.h
@@ -16,7 +16,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  *
  */
 
diff --git a/plug-ins/imagemap/imap_ui_grid.c b/plug-ins/imagemap/imap_ui_grid.c
index b751c40ea8..22291cf2fa 100644
--- a/plug-ins/imagemap/imap_ui_grid.c
+++ b/plug-ins/imagemap/imap_ui_grid.c
@@ -16,7 +16,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  *
  */
 
diff --git a/plug-ins/imagemap/imap_ui_grid.h b/plug-ins/imagemap/imap_ui_grid.h
index fbd580ca73..fb492871b8 100644
--- a/plug-ins/imagemap/imap_ui_grid.h
+++ b/plug-ins/imagemap/imap_ui_grid.h
@@ -16,7 +16,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  *
  */
 
diff --git a/plug-ins/lighting/README b/plug-ins/lighting/README
index cf304afae1..d723d61724 100644
--- a/plug-ins/lighting/README
+++ b/plug-ins/lighting/README
@@ -30,7 +30,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
-along with this program.  If not, see <http://www.gnu.org/licenses/>.
+along with this program.  If not, see <https://www.gnu.org/licenses/>.
 
 In other words, you can't sue us for whatever happens while using this ;)
 
diff --git a/plug-ins/lighting/lighting-main.c b/plug-ins/lighting/lighting-main.c
index 012c4eb86d..ac14d0a1c2 100644
--- a/plug-ins/lighting/lighting-main.c
+++ b/plug-ins/lighting/lighting-main.c
@@ -16,7 +16,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/plug-ins/lighting/lighting-preview.h b/plug-ins/lighting/lighting-preview.h
index 2e15d2f77a..aeaf1e6459 100644
--- a/plug-ins/lighting/lighting-preview.h
+++ b/plug-ins/lighting/lighting-preview.h
@@ -11,7 +11,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __LIGHTING_PREVIEW_H__
diff --git a/plug-ins/lighting/lighting-stock.c b/plug-ins/lighting/lighting-stock.c
index 8b815572a1..0cc99b63e9 100644
--- a/plug-ins/lighting/lighting-stock.c
+++ b/plug-ins/lighting/lighting-stock.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/plug-ins/lighting/lighting-stock.h b/plug-ins/lighting/lighting-stock.h
index 9f16457293..64475266b4 100644
--- a/plug-ins/lighting/lighting-stock.h
+++ b/plug-ins/lighting/lighting-stock.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __LIGHTING_STOCK_H__
diff --git a/plug-ins/lighting/lighting-ui.c b/plug-ins/lighting/lighting-ui.c
index 94dcb9b90b..1a23dff399 100644
--- a/plug-ins/lighting/lighting-ui.c
+++ b/plug-ins/lighting/lighting-ui.c
@@ -13,7 +13,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/plug-ins/map-object/README b/plug-ins/map-object/README
index 203b0eba2b..6c6e228782 100644
--- a/plug-ins/map-object/README
+++ b/plug-ins/map-object/README
@@ -31,7 +31,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
-along with this program.  If not, see <http://www.gnu.org/licenses/>.
+along with this program.  If not, see <https://www.gnu.org/licenses/>.
 
 In other words, you can't sue us for whatever happens while using this ;)
 
diff --git a/plug-ins/map-object/map-object-main.c b/plug-ins/map-object/map-object-main.c
index 0f3fb764fd..624f5fab7d 100644
--- a/plug-ins/map-object/map-object-main.c
+++ b/plug-ins/map-object/map-object-main.c
@@ -16,7 +16,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/plug-ins/map-object/map-object-stock.c b/plug-ins/map-object/map-object-stock.c
index b7597fa6d2..fc3c153e56 100644
--- a/plug-ins/map-object/map-object-stock.c
+++ b/plug-ins/map-object/map-object-stock.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/plug-ins/map-object/map-object-stock.h b/plug-ins/map-object/map-object-stock.h
index dbc1a76b05..9226383da2 100644
--- a/plug-ins/map-object/map-object-stock.h
+++ b/plug-ins/map-object/map-object-stock.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __MAPOBJECT_STOCK_H__
diff --git a/plug-ins/metadata/metadata-editor.c b/plug-ins/metadata/metadata-editor.c
index dbf00a6ab6..77968557cb 100644
--- a/plug-ins/metadata/metadata-editor.c
+++ b/plug-ins/metadata/metadata-editor.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/plug-ins/metadata/metadata-editor.h b/plug-ins/metadata/metadata-editor.h
index 66b6268580..c3fe93c339 100644
--- a/plug-ins/metadata/metadata-editor.h
+++ b/plug-ins/metadata/metadata-editor.h
@@ -14,7 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __METADATA_EDITOR_H__
diff --git a/plug-ins/metadata/metadata-impexp.c b/plug-ins/metadata/metadata-impexp.c
index 343b8e4509..a0dc7334f7 100644
--- a/plug-ins/metadata/metadata-impexp.c
+++ b/plug-ins/metadata/metadata-impexp.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/plug-ins/metadata/metadata-impexp.h b/plug-ins/metadata/metadata-impexp.h
index 5d31bc5b71..022975176c 100644
--- a/plug-ins/metadata/metadata-impexp.h
+++ b/plug-ins/metadata/metadata-impexp.h
@@ -14,7 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __METADATA_IMPEXP_H__
diff --git a/plug-ins/metadata/metadata-misc.h b/plug-ins/metadata/metadata-misc.h
index 1f10ffd239..4ba27d53c6 100644
--- a/plug-ins/metadata/metadata-misc.h
+++ b/plug-ins/metadata/metadata-misc.h
@@ -14,7 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __METADATA_MISC_H__
diff --git a/plug-ins/metadata/metadata-tags.h b/plug-ins/metadata/metadata-tags.h
index 6862c93511..83a9412d21 100644
--- a/plug-ins/metadata/metadata-tags.h
+++ b/plug-ins/metadata/metadata-tags.h
@@ -14,7 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __METADATA_TAGS_H__
diff --git a/plug-ins/metadata/metadata-viewer.c b/plug-ins/metadata/metadata-viewer.c
index 7207c204ac..f88d4cd585 100644
--- a/plug-ins/metadata/metadata-viewer.c
+++ b/plug-ins/metadata/metadata-viewer.c
@@ -16,7 +16,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/plug-ins/metadata/metadata-xml.c b/plug-ins/metadata/metadata-xml.c
index 53e735fb49..b4f3dde74c 100644
--- a/plug-ins/metadata/metadata-xml.c
+++ b/plug-ins/metadata/metadata-xml.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/plug-ins/metadata/metadata-xml.h b/plug-ins/metadata/metadata-xml.h
index f89b03bb37..12ac77b2e3 100644
--- a/plug-ins/metadata/metadata-xml.h
+++ b/plug-ins/metadata/metadata-xml.h
@@ -14,7 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __METADATA_XML_H__
diff --git a/plug-ins/pagecurl/pagecurl.c b/plug-ins/pagecurl/pagecurl.c
index 44bdb49f08..1f6655c695 100644
--- a/plug-ins/pagecurl/pagecurl.c
+++ b/plug-ins/pagecurl/pagecurl.c
@@ -16,7 +16,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  *
  */
 
diff --git a/plug-ins/print/print-draw-page.c b/plug-ins/print/print-draw-page.c
index ac21386705..250114f508 100644
--- a/plug-ins/print/print-draw-page.c
+++ b/plug-ins/print/print-draw-page.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/plug-ins/print/print-draw-page.h b/plug-ins/print/print-draw-page.h
index 00ff557432..88f39680c7 100644
--- a/plug-ins/print/print-draw-page.h
+++ b/plug-ins/print/print-draw-page.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 gboolean print_draw_page (GtkPrintContext *context,
diff --git a/plug-ins/print/print-page-layout.c b/plug-ins/print/print-page-layout.c
index a82f148351..2a1b1118a1 100644
--- a/plug-ins/print/print-page-layout.c
+++ b/plug-ins/print/print-page-layout.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/plug-ins/print/print-page-layout.h b/plug-ins/print/print-page-layout.h
index 727b64a33d..d01f777f34 100644
--- a/plug-ins/print/print-page-layout.h
+++ b/plug-ins/print/print-page-layout.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 GtkWidget * print_page_layout_gui (PrintData   *data,
diff --git a/plug-ins/print/print-page-setup.c b/plug-ins/print/print-page-setup.c
index 8317411045..f80e014ff7 100644
--- a/plug-ins/print/print-page-setup.c
+++ b/plug-ins/print/print-page-setup.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/plug-ins/print/print-page-setup.h b/plug-ins/print/print-page-setup.h
index c12f874702..8440e10f3b 100644
--- a/plug-ins/print/print-page-setup.h
+++ b/plug-ins/print/print-page-setup.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 
diff --git a/plug-ins/print/print-preview.c b/plug-ins/print/print-preview.c
index 7292ca0c85..ad5b8b3ab3 100644
--- a/plug-ins/print/print-preview.c
+++ b/plug-ins/print/print-preview.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/plug-ins/print/print-preview.h b/plug-ins/print/print-preview.h
index ec59076776..dc4e172a91 100644
--- a/plug-ins/print/print-preview.h
+++ b/plug-ins/print/print-preview.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __PRINT_PREVIEW_H__
diff --git a/plug-ins/print/print-settings.c b/plug-ins/print/print-settings.c
index 7778f4d155..617282fc29 100644
--- a/plug-ins/print/print-settings.c
+++ b/plug-ins/print/print-settings.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/plug-ins/print/print-settings.h b/plug-ins/print/print-settings.h
index c50451f6b1..0120f072b4 100644
--- a/plug-ins/print/print-settings.h
+++ b/plug-ins/print/print-settings.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 gboolean  print_settings_load (PrintData *data);
diff --git a/plug-ins/print/print-utils.c b/plug-ins/print/print-utils.c
index 743d6ed045..a1b057b68d 100644
--- a/plug-ins/print/print-utils.c
+++ b/plug-ins/print/print-utils.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/plug-ins/print/print-utils.h b/plug-ins/print/print-utils.h
index 47c519d9ae..78aa12affa 100644
--- a/plug-ins/print/print-utils.h
+++ b/plug-ins/print/print-utils.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 GKeyFile * print_utils_key_file_load_from_rcfile   (const gchar *basename);
diff --git a/plug-ins/print/print.c b/plug-ins/print/print.c
index 02c01bea9e..c471f3199d 100644
--- a/plug-ins/print/print.c
+++ b/plug-ins/print/print.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/plug-ins/print/print.h b/plug-ins/print/print.h
index f665f94e3b..7a863e49ee 100644
--- a/plug-ins/print/print.h
+++ b/plug-ins/print/print.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 
diff --git a/plug-ins/pygimp/gimpcolormodule.c b/plug-ins/pygimp/gimpcolormodule.c
index 6d8232ec29..8b4a4780dd 100644
--- a/plug-ins/pygimp/gimpcolormodule.c
+++ b/plug-ins/pygimp/gimpcolormodule.c
@@ -13,7 +13,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifdef HAVE_CONFIG_H
diff --git a/plug-ins/pygimp/gimpenums.py b/plug-ins/pygimp/gimpenums.py
index 717608a4ba..9e23ded0fb 100644
--- a/plug-ins/pygimp/gimpenums.py
+++ b/plug-ins/pygimp/gimpenums.py
@@ -12,7 +12,7 @@
 # GNU General Public License for more details.
 #
 # You should have received a copy of the GNU General Public License
-# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+# along with this program.  If not, see <https://www.gnu.org/licenses/>.
 
 # gimpenums.py -- constants for use with the gimp module
 #
diff --git a/plug-ins/pygimp/gimpenumsmodule.c b/plug-ins/pygimp/gimpenumsmodule.c
index 156df99672..2a1194c010 100644
--- a/plug-ins/pygimp/gimpenumsmodule.c
+++ b/plug-ins/pygimp/gimpenumsmodule.c
@@ -13,7 +13,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifdef HAVE_CONFIG_H
diff --git a/plug-ins/pygimp/gimpfu.py b/plug-ins/pygimp/gimpfu.py
index f517fec67b..3be874de05 100644
--- a/plug-ins/pygimp/gimpfu.py
+++ b/plug-ins/pygimp/gimpfu.py
@@ -12,7 +12,7 @@
 #   GNU General Public License for more details.
 #
 #   You should have received a copy of the GNU General Public License
-#   along with this program.  If not, see <http://www.gnu.org/licenses/>.
+#   along with this program.  If not, see <https://www.gnu.org/licenses/>.
 
 """Simple interface for writing GIMP plug-ins in Python.
 
diff --git a/plug-ins/pygimp/gimpmodule.c b/plug-ins/pygimp/gimpmodule.c
index 0e6ec5b1d1..36a1b88058 100644
--- a/plug-ins/pygimp/gimpmodule.c
+++ b/plug-ins/pygimp/gimpmodule.c
@@ -13,7 +13,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifdef HAVE_CONFIG_H
diff --git a/plug-ins/pygimp/gimpplugin.py b/plug-ins/pygimp/gimpplugin.py
index e7b0aaeec3..6a5ce1be9b 100644
--- a/plug-ins/pygimp/gimpplugin.py
+++ b/plug-ins/pygimp/gimpplugin.py
@@ -12,7 +12,7 @@
 #   GNU General Public License for more details.
 #
 #   You should have received a copy of the GNU General Public License
-#   along with this program.  If not, see <http://www.gnu.org/licenses/>.
+#   along with this program.  If not, see <https://www.gnu.org/licenses/>.
 
 #   plugin.py -- helper for writing gimp plugins
 #     Copyright (C) 1997, James Henstridge.
diff --git a/plug-ins/pygimp/gimpshelf.py b/plug-ins/pygimp/gimpshelf.py
index e6fa25d089..455c757b0d 100644
--- a/plug-ins/pygimp/gimpshelf.py
+++ b/plug-ins/pygimp/gimpshelf.py
@@ -12,7 +12,7 @@
 #   GNU General Public License for more details.
 #
 #   You should have received a copy of the GNU General Public License
-#   along with this program.  If not, see <http://www.gnu.org/licenses/>.
+#   along with this program.  If not, see <https://www.gnu.org/licenses/>.
 
 # gimpshelf.py -- a simple module to help gimp modules written in Python
 #                 store persistent data.
diff --git a/plug-ins/pygimp/gimpthumbmodule.c b/plug-ins/pygimp/gimpthumbmodule.c
index f7d7c16223..5f878448ce 100644
--- a/plug-ins/pygimp/gimpthumbmodule.c
+++ b/plug-ins/pygimp/gimpthumbmodule.c
@@ -13,7 +13,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifdef HAVE_CONFIG_H
diff --git a/plug-ins/pygimp/gimpui.py b/plug-ins/pygimp/gimpui.py
index 0175cf4958..76ee58472f 100644
--- a/plug-ins/pygimp/gimpui.py
+++ b/plug-ins/pygimp/gimpui.py
@@ -12,7 +12,7 @@
 #   GNU General Public License for more details.
 #
 #   You should have received a copy of the GNU General Public License
-#   along with this program.  If not, see <http://www.gnu.org/licenses/>.
+#   along with this program.  If not, see <https://www.gnu.org/licenses/>.
 
 '''This module implements the UI items found in the libgimpui library.
 It requires pygtk to work.  These functions take use to callbacks -- one
diff --git a/plug-ins/pygimp/gimpuimodule.c b/plug-ins/pygimp/gimpuimodule.c
index 0e75c86872..ab4e31dcb8 100644
--- a/plug-ins/pygimp/gimpuimodule.c
+++ b/plug-ins/pygimp/gimpuimodule.c
@@ -13,7 +13,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifdef HAVE_CONFIG_H
diff --git a/plug-ins/pygimp/plug-ins/benchmark-foreground-extract.py b/plug-ins/pygimp/plug-ins/benchmark-foreground-extract.py
index 11dfeadca2..26375475e6 100755
--- a/plug-ins/pygimp/plug-ins/benchmark-foreground-extract.py
+++ b/plug-ins/pygimp/plug-ins/benchmark-foreground-extract.py
@@ -34,7 +34,7 @@
 #   GNU General Public License for more details.
 #
 #   You should have received a copy of the GNU General Public License
-#   along with this program.  If not, see <http://www.gnu.org/licenses/>.
+#   along with this program.  If not, see <https://www.gnu.org/licenses/>.
 
 
 import os, re, struct, sys, time
diff --git a/plug-ins/pygimp/plug-ins/clothify.py b/plug-ins/pygimp/plug-ins/clothify.py
index 1c7f973b62..258329c2d5 100755
--- a/plug-ins/pygimp/plug-ins/clothify.py
+++ b/plug-ins/pygimp/plug-ins/clothify.py
@@ -14,7 +14,7 @@
 #   GNU General Public License for more details.
 #
 #   You should have received a copy of the GNU General Public License
-#   along with this program.  If not, see <http://www.gnu.org/licenses/>.
+#   along with this program.  If not, see <https://www.gnu.org/licenses/>.
 
 import math
 from gimpfu import *
diff --git a/plug-ins/pygimp/plug-ins/colorxhtml.py b/plug-ins/pygimp/plug-ins/colorxhtml.py
index 7dc1e4714f..011f8cae97 100755
--- a/plug-ins/pygimp/plug-ins/colorxhtml.py
+++ b/plug-ins/pygimp/plug-ins/colorxhtml.py
@@ -14,7 +14,7 @@
 #   GNU General Public License for more details.
 #
 #   You should have received a copy of the GNU General Public License
-#   along with this program.  If not, see <http://www.gnu.org/licenses/>.
+#   along with this program.  If not, see <https://www.gnu.org/licenses/>.
 
 import string
 import struct
diff --git a/plug-ins/pygimp/plug-ins/foggify.py b/plug-ins/pygimp/plug-ins/foggify.py
index 84c24d3ed8..22b5a9ec49 100755
--- a/plug-ins/pygimp/plug-ins/foggify.py
+++ b/plug-ins/pygimp/plug-ins/foggify.py
@@ -14,7 +14,7 @@
 #   GNU General Public License for more details.
 #
 #   You should have received a copy of the GNU General Public License
-#   along with this program.  If not, see <http://www.gnu.org/licenses/>.
+#   along with this program.  If not, see <https://www.gnu.org/licenses/>.
 
 from gimpfu import *
 import time
diff --git a/plug-ins/pygimp/plug-ins/gradients-save-as-css.py b/plug-ins/pygimp/plug-ins/gradients-save-as-css.py
index 4ccee8131f..44179e4155 100755
--- a/plug-ins/pygimp/plug-ins/gradients-save-as-css.py
+++ b/plug-ins/pygimp/plug-ins/gradients-save-as-css.py
@@ -15,7 +15,7 @@
 #   GNU General Public License for more details.
 #
 #   You should have received a copy of the GNU General Public License
-#   along with this program.  If not, see <http://www.gnu.org/licenses/>.
+#   along with this program.  If not, see <https://www.gnu.org/licenses/>.
 
 
 # Currently this exports all color segments as RGB linear centered segments.
diff --git a/plug-ins/pygimp/plug-ins/histogram-export.py b/plug-ins/pygimp/plug-ins/histogram-export.py
index fb24ecf250..4f8bd69e7f 100755
--- a/plug-ins/pygimp/plug-ins/histogram-export.py
+++ b/plug-ins/pygimp/plug-ins/histogram-export.py
@@ -13,7 +13,7 @@
 # GNU General Public License for more details.
 #
 # You should have received a copy of the GNU General Public License
-# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+# along with this program.  If not, see <https://www.gnu.org/licenses/>.
 
 """
 Exports the image histogram to a text file,
diff --git a/plug-ins/pygimp/plug-ins/palette-offset.py b/plug-ins/pygimp/plug-ins/palette-offset.py
index f6895700e3..8ba0bfeba0 100644
--- a/plug-ins/pygimp/plug-ins/palette-offset.py
+++ b/plug-ins/pygimp/plug-ins/palette-offset.py
@@ -11,7 +11,7 @@
 #   GNU General Public License for more details.
 #
 #   You should have received a copy of the GNU General Public License
-#   along with this program.  If not, see <http://www.gnu.org/licenses/>.
+#   along with this program.  If not, see <https://www.gnu.org/licenses/>.
 
 from gimpfu import *
 
diff --git a/plug-ins/pygimp/plug-ins/palette-sort.py b/plug-ins/pygimp/plug-ins/palette-sort.py
index accc4be6ef..f2ab10aba8 100644
--- a/plug-ins/pygimp/plug-ins/palette-sort.py
+++ b/plug-ins/pygimp/plug-ins/palette-sort.py
@@ -12,7 +12,7 @@
 # GNU General Public License for more details.
 #
 # You should have received a copy of the GNU General Public License
-# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+# along with this program.  If not, see <https://www.gnu.org/licenses/>.
 
 from gimpfu import *
 # little known, colorsys is part of Python's stdlib
diff --git a/plug-ins/pygimp/plug-ins/palette-to-gradient.py b/plug-ins/pygimp/plug-ins/palette-to-gradient.py
index d71be900f3..9b2da49d1c 100644
--- a/plug-ins/pygimp/plug-ins/palette-to-gradient.py
+++ b/plug-ins/pygimp/plug-ins/palette-to-gradient.py
@@ -11,7 +11,7 @@
 # GNU General Public License for more details.
 #
 # You should have received a copy of the GNU General Public License
-# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+# along with this program.  If not, see <https://www.gnu.org/licenses/>.
 
 from gimpfu import *
 
diff --git a/plug-ins/pygimp/plug-ins/py-slice.py b/plug-ins/pygimp/plug-ins/py-slice.py
index 35bad87f25..90159aab15 100755
--- a/plug-ins/pygimp/plug-ins/py-slice.py
+++ b/plug-ins/pygimp/plug-ins/py-slice.py
@@ -18,7 +18,7 @@
 #   GNU General Public License for more details.
 #
 #   You should have received a copy of the GNU General Public License
-#   along with this program.  If not, see <http://www.gnu.org/licenses/>.
+#   along with this program.  If not, see <https://www.gnu.org/licenses/>.
 
 # (c) 2003 Manish Singh.
 #"Guillotine implemented ala python, with html output
diff --git a/plug-ins/pygimp/plug-ins/python-console.py b/plug-ins/pygimp/plug-ins/python-console.py
index f90ccec792..a8c7e4c4e7 100755
--- a/plug-ins/pygimp/plug-ins/python-console.py
+++ b/plug-ins/pygimp/plug-ins/python-console.py
@@ -14,7 +14,7 @@
 #   GNU General Public License for more details.
 #
 #   You should have received a copy of the GNU General Public License
-#   along with this program.  If not, see <http://www.gnu.org/licenses/>.
+#   along with this program.  If not, see <https://www.gnu.org/licenses/>.
 
 from gimpfu import *
 
diff --git a/plug-ins/pygimp/plug-ins/python-eval.py b/plug-ins/pygimp/plug-ins/python-eval.py
index 22e154a652..9c1663d87b 100755
--- a/plug-ins/pygimp/plug-ins/python-eval.py
+++ b/plug-ins/pygimp/plug-ins/python-eval.py
@@ -14,7 +14,7 @@
 #   GNU General Public License for more details.
 #
 #   You should have received a copy of the GNU General Public License
-#   along with this program.  If not, see <http://www.gnu.org/licenses/>.
+#   along with this program.  If not, see <https://www.gnu.org/licenses/>.
 
 from gimpfu import *
 
diff --git a/plug-ins/pygimp/plug-ins/shadow_bevel.py b/plug-ins/pygimp/plug-ins/shadow_bevel.py
index 7d7c2a746a..29a9246d85 100755
--- a/plug-ins/pygimp/plug-ins/shadow_bevel.py
+++ b/plug-ins/pygimp/plug-ins/shadow_bevel.py
@@ -14,7 +14,7 @@
 #   GNU General Public License for more details.
 #
 #   You should have received a copy of the GNU General Public License
-#   along with this program.  If not, see <http://www.gnu.org/licenses/>.
+#   along with this program.  If not, see <https://www.gnu.org/licenses/>.
 
 from gimpfu import *
 
diff --git a/plug-ins/pygimp/plug-ins/sphere.py b/plug-ins/pygimp/plug-ins/sphere.py
index 639aa2ad3b..889c3f7ad0 100755
--- a/plug-ins/pygimp/plug-ins/sphere.py
+++ b/plug-ins/pygimp/plug-ins/sphere.py
@@ -14,7 +14,7 @@
 #   GNU General Public License for more details.
 #
 #   You should have received a copy of the GNU General Public License
-#   along with this program.  If not, see <http://www.gnu.org/licenses/>.
+#   along with this program.  If not, see <https://www.gnu.org/licenses/>.
 
 import math
 from gimpfu import *
diff --git a/plug-ins/pygimp/plug-ins/whirlpinch.py b/plug-ins/pygimp/plug-ins/whirlpinch.py
index e7f0871d48..606485ada7 100755
--- a/plug-ins/pygimp/plug-ins/whirlpinch.py
+++ b/plug-ins/pygimp/plug-ins/whirlpinch.py
@@ -14,7 +14,7 @@
 #   GNU General Public License for more details.
 #
 #   You should have received a copy of the GNU General Public License
-#   along with this program.  If not, see <http://www.gnu.org/licenses/>.
+#   along with this program.  If not, see <https://www.gnu.org/licenses/>.
 
 # Algorithms stolen from the whirl and pinch plugin distributed with Gimp,
 # by Federico Mena Quintero and Scott Goehring
diff --git a/plug-ins/pygimp/pygimp-api.h b/plug-ins/pygimp/pygimp-api.h
index 940f44b4b2..2b83222bc4 100644
--- a/plug-ins/pygimp/pygimp-api.h
+++ b/plug-ins/pygimp/pygimp-api.h
@@ -13,7 +13,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef _PYGIMP_API_H_
diff --git a/plug-ins/pygimp/pygimp-colors.c b/plug-ins/pygimp/pygimp-colors.c
index 2ed764fdcb..fe37b5d9d6 100644
--- a/plug-ins/pygimp/pygimp-colors.c
+++ b/plug-ins/pygimp/pygimp-colors.c
@@ -13,7 +13,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #define NO_IMPORT_PYGOBJECT
diff --git a/plug-ins/pygimp/pygimp-display.c b/plug-ins/pygimp/pygimp-display.c
index 7f1d67e998..cf138d393c 100644
--- a/plug-ins/pygimp/pygimp-display.c
+++ b/plug-ins/pygimp/pygimp-display.c
@@ -13,7 +13,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifdef HAVE_CONFIG_H
diff --git a/plug-ins/pygimp/pygimp-drawable.c b/plug-ins/pygimp/pygimp-drawable.c
index 25d0a82b2a..cfc1ad98f6 100644
--- a/plug-ins/pygimp/pygimp-drawable.c
+++ b/plug-ins/pygimp/pygimp-drawable.c
@@ -13,7 +13,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifdef HAVE_CONFIG_H
diff --git a/plug-ins/pygimp/pygimp-image.c b/plug-ins/pygimp/pygimp-image.c
index 69098ca441..d8c0cbfadb 100644
--- a/plug-ins/pygimp/pygimp-image.c
+++ b/plug-ins/pygimp/pygimp-image.c
@@ -13,7 +13,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifdef HAVE_CONFIG_H
diff --git a/plug-ins/pygimp/pygimp-intl.h b/plug-ins/pygimp/pygimp-intl.h
index 06442381f3..ef6fdf2e2c 100644
--- a/plug-ins/pygimp/pygimp-intl.h
+++ b/plug-ins/pygimp/pygimp-intl.h
@@ -15,7 +15,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __PYGIMP_INTL_H__
diff --git a/plug-ins/pygimp/pygimp-item.c b/plug-ins/pygimp/pygimp-item.c
index f733a1d4cc..b3b0883f90 100644
--- a/plug-ins/pygimp/pygimp-item.c
+++ b/plug-ins/pygimp/pygimp-item.c
@@ -13,7 +13,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifdef HAVE_CONFIG_H
diff --git a/plug-ins/pygimp/pygimp-parasite.c b/plug-ins/pygimp/pygimp-parasite.c
index 472e40f6b5..279cfbd8c6 100644
--- a/plug-ins/pygimp/pygimp-parasite.c
+++ b/plug-ins/pygimp/pygimp-parasite.c
@@ -13,7 +13,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifdef HAVE_CONFIG_H
diff --git a/plug-ins/pygimp/pygimp-pdb.c b/plug-ins/pygimp/pygimp-pdb.c
index 95d9ab1767..2ec0da0795 100644
--- a/plug-ins/pygimp/pygimp-pdb.c
+++ b/plug-ins/pygimp/pygimp-pdb.c
@@ -13,7 +13,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifdef HAVE_CONFIG_H
diff --git a/plug-ins/pygimp/pygimp-tile.c b/plug-ins/pygimp/pygimp-tile.c
index f1dd753328..b4f37227b6 100644
--- a/plug-ins/pygimp/pygimp-tile.c
+++ b/plug-ins/pygimp/pygimp-tile.c
@@ -13,7 +13,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifdef HAVE_CONFIG_H
diff --git a/plug-ins/pygimp/pygimp-util.h b/plug-ins/pygimp/pygimp-util.h
index 040188ca3a..9a064329e3 100644
--- a/plug-ins/pygimp/pygimp-util.h
+++ b/plug-ins/pygimp/pygimp-util.h
@@ -13,7 +13,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef _PYGIMP_UTIL_H_
diff --git a/plug-ins/pygimp/pygimp-vectors.c b/plug-ins/pygimp/pygimp-vectors.c
index 155e3e88ba..7ac400ad81 100644
--- a/plug-ins/pygimp/pygimp-vectors.c
+++ b/plug-ins/pygimp/pygimp-vectors.c
@@ -13,7 +13,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifdef HAVE_CONFIG_H
diff --git a/plug-ins/pygimp/pygimp.h b/plug-ins/pygimp/pygimp.h
index c931ab3db5..c7d927bb19 100644
--- a/plug-ins/pygimp/pygimp.h
+++ b/plug-ins/pygimp/pygimp.h
@@ -13,7 +13,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef _PYGIMP_H_
diff --git a/plug-ins/pygimp/pygimpcolor-api.h b/plug-ins/pygimp/pygimpcolor-api.h
index 1ae0c9e3d9..b741538877 100644
--- a/plug-ins/pygimp/pygimpcolor-api.h
+++ b/plug-ins/pygimp/pygimpcolor-api.h
@@ -13,7 +13,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef _PYGIMPCOLOR_API_H_
diff --git a/plug-ins/pygimp/pygimpcolor.h b/plug-ins/pygimp/pygimpcolor.h
index eddca41832..2e98329e67 100644
--- a/plug-ins/pygimp/pygimpcolor.h
+++ b/plug-ins/pygimp/pygimpcolor.h
@@ -13,7 +13,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef _PYGIMPCOLOR_H_
diff --git a/plug-ins/screenshot/screenshot-freedesktop.c b/plug-ins/screenshot/screenshot-freedesktop.c
index ac35ce5067..38906acc1c 100644
--- a/plug-ins/screenshot/screenshot-freedesktop.c
+++ b/plug-ins/screenshot/screenshot-freedesktop.c
@@ -18,7 +18,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/plug-ins/screenshot/screenshot-freedesktop.h b/plug-ins/screenshot/screenshot-freedesktop.h
index b9df053eeb..d4f9a0874b 100644
--- a/plug-ins/screenshot/screenshot-freedesktop.h
+++ b/plug-ins/screenshot/screenshot-freedesktop.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __SCREENSHOT_FREEDESKTOP_H__
diff --git a/plug-ins/screenshot/screenshot-gnome-shell.c b/plug-ins/screenshot/screenshot-gnome-shell.c
index 9aff1dc48b..5a350f5fab 100644
--- a/plug-ins/screenshot/screenshot-gnome-shell.c
+++ b/plug-ins/screenshot/screenshot-gnome-shell.c
@@ -17,7 +17,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/plug-ins/screenshot/screenshot-gnome-shell.h b/plug-ins/screenshot/screenshot-gnome-shell.h
index 3e47af5d4b..bdc6c2082c 100644
--- a/plug-ins/screenshot/screenshot-gnome-shell.h
+++ b/plug-ins/screenshot/screenshot-gnome-shell.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __SCREENSHOT_GNOME_SHELL_H__
diff --git a/plug-ins/screenshot/screenshot-kwin.c b/plug-ins/screenshot/screenshot-kwin.c
index ece7930dcb..2509729337 100644
--- a/plug-ins/screenshot/screenshot-kwin.c
+++ b/plug-ins/screenshot/screenshot-kwin.c
@@ -18,7 +18,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/plug-ins/screenshot/screenshot-kwin.h b/plug-ins/screenshot/screenshot-kwin.h
index 28d87fb252..361b29ad22 100644
--- a/plug-ins/screenshot/screenshot-kwin.h
+++ b/plug-ins/screenshot/screenshot-kwin.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __SCREENSHOT_KWIN_H__
diff --git a/plug-ins/screenshot/screenshot-osx.c b/plug-ins/screenshot/screenshot-osx.c
index d2711c6a3f..dcd93728ac 100644
--- a/plug-ins/screenshot/screenshot-osx.c
+++ b/plug-ins/screenshot/screenshot-osx.c
@@ -17,7 +17,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/plug-ins/screenshot/screenshot-osx.h b/plug-ins/screenshot/screenshot-osx.h
index 9ee378fabc..40a987505c 100644
--- a/plug-ins/screenshot/screenshot-osx.h
+++ b/plug-ins/screenshot/screenshot-osx.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __SCREENSHOT_OSX_H__
diff --git a/plug-ins/screenshot/screenshot-win32-dwm-api.h b/plug-ins/screenshot/screenshot-win32-dwm-api.h
index 04fe56d7ce..c99513f528 100644
--- a/plug-ins/screenshot/screenshot-win32-dwm-api.h
+++ b/plug-ins/screenshot/screenshot-win32-dwm-api.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 void UnloadRequiredDwmFunctions (void);
diff --git a/plug-ins/screenshot/screenshot-win32-magnification-api.h b/plug-ins/screenshot/screenshot-win32-magnification-api.h
index 8c699e32d8..ff3a82495d 100644
--- a/plug-ins/screenshot/screenshot-win32-magnification-api.h
+++ b/plug-ins/screenshot/screenshot-win32-magnification-api.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include <winapifamily.h>
diff --git a/plug-ins/screenshot/screenshot-win32.c b/plug-ins/screenshot/screenshot-win32.c
index 646f226fc9..b982d4f2a0 100644
--- a/plug-ins/screenshot/screenshot-win32.c
+++ b/plug-ins/screenshot/screenshot-win32.c
@@ -18,7 +18,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/plug-ins/screenshot/screenshot-win32.h b/plug-ins/screenshot/screenshot-win32.h
index db83b44307..548393ac50 100644
--- a/plug-ins/screenshot/screenshot-win32.h
+++ b/plug-ins/screenshot/screenshot-win32.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __SCREENSHOT_WIN32_H__
diff --git a/plug-ins/screenshot/screenshot-x11.c b/plug-ins/screenshot/screenshot-x11.c
index 3ddf44cf31..ac8dfd2740 100644
--- a/plug-ins/screenshot/screenshot-x11.c
+++ b/plug-ins/screenshot/screenshot-x11.c
@@ -17,7 +17,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/plug-ins/screenshot/screenshot-x11.h b/plug-ins/screenshot/screenshot-x11.h
index 3b69fb5adc..94ad693e51 100644
--- a/plug-ins/screenshot/screenshot-x11.h
+++ b/plug-ins/screenshot/screenshot-x11.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __SCREENSHOT_X11_H__
diff --git a/plug-ins/screenshot/screenshot.c b/plug-ins/screenshot/screenshot.c
index c1677abad4..7bb64d475b 100644
--- a/plug-ins/screenshot/screenshot.c
+++ b/plug-ins/screenshot/screenshot.c
@@ -18,7 +18,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/plug-ins/screenshot/screenshot.h b/plug-ins/screenshot/screenshot.h
index 1f920ea870..ab5b896733 100644
--- a/plug-ins/screenshot/screenshot.h
+++ b/plug-ins/screenshot/screenshot.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __SCREENSHOT_H__
diff --git a/plug-ins/script-fu/scheme-wrapper.c b/plug-ins/script-fu/scheme-wrapper.c
index 538f0f673b..1d1095af1c 100644
--- a/plug-ins/script-fu/scheme-wrapper.c
+++ b/plug-ins/script-fu/scheme-wrapper.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #if 0
diff --git a/plug-ins/script-fu/scheme-wrapper.h b/plug-ins/script-fu/scheme-wrapper.h
index ec4fdc31ff..9ab44efa41 100644
--- a/plug-ins/script-fu/scheme-wrapper.h
+++ b/plug-ins/script-fu/scheme-wrapper.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __SCHEME_WRAPPER_H__
diff --git a/plug-ins/script-fu/script-fu-console.c b/plug-ins/script-fu/script-fu-console.c
index 5d1a4c27bc..5fea55986c 100644
--- a/plug-ins/script-fu/script-fu-console.c
+++ b/plug-ins/script-fu/script-fu-console.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/plug-ins/script-fu/script-fu-console.h b/plug-ins/script-fu/script-fu-console.h
index a1c80ca86e..8410a61dc5 100644
--- a/plug-ins/script-fu/script-fu-console.h
+++ b/plug-ins/script-fu/script-fu-console.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __SCRIPT_FU_CONSOLE_H__
diff --git a/plug-ins/script-fu/script-fu-enums.h b/plug-ins/script-fu/script-fu-enums.h
index 3c42c95cb2..581441fb41 100644
--- a/plug-ins/script-fu/script-fu-enums.h
+++ b/plug-ins/script-fu/script-fu-enums.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __SCRIPT_FU_ENUMS_H__
diff --git a/plug-ins/script-fu/script-fu-eval.c b/plug-ins/script-fu/script-fu-eval.c
index aabcf5c8ee..6f2e354af3 100644
--- a/plug-ins/script-fu/script-fu-eval.c
+++ b/plug-ins/script-fu/script-fu-eval.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/plug-ins/script-fu/script-fu-eval.h b/plug-ins/script-fu/script-fu-eval.h
index 0bc335e193..83ec9c4ab3 100644
--- a/plug-ins/script-fu/script-fu-eval.h
+++ b/plug-ins/script-fu/script-fu-eval.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __SCRIPT_FU_EVAL_H__
diff --git a/plug-ins/script-fu/script-fu-interface.c b/plug-ins/script-fu/script-fu-interface.c
index 2c43dd9d18..8903710d77 100644
--- a/plug-ins/script-fu/script-fu-interface.c
+++ b/plug-ins/script-fu/script-fu-interface.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/plug-ins/script-fu/script-fu-interface.h b/plug-ins/script-fu/script-fu-interface.h
index d1b9fbccd3..3d5091cf24 100644
--- a/plug-ins/script-fu/script-fu-interface.h
+++ b/plug-ins/script-fu/script-fu-interface.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __SCRIPT_FU_INTERFACE_H__
diff --git a/plug-ins/script-fu/script-fu-intl.h b/plug-ins/script-fu/script-fu-intl.h
index 1ce0b05b04..462582c5c7 100644
--- a/plug-ins/script-fu/script-fu-intl.h
+++ b/plug-ins/script-fu/script-fu-intl.h
@@ -15,7 +15,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library.  If not, see
- * <http://www.gnu.org/licenses/>.
+ * <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __SCRIPT_FU_INTL_H__
diff --git a/plug-ins/script-fu/script-fu-regex.c b/plug-ins/script-fu/script-fu-regex.c
index 3bbff5698c..02255d2dc3 100644
--- a/plug-ins/script-fu/script-fu-regex.c
+++ b/plug-ins/script-fu/script-fu-regex.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 /* Based on re.c
diff --git a/plug-ins/script-fu/script-fu-regex.h b/plug-ins/script-fu/script-fu-regex.h
index e8786b14f7..9c0cbb2786 100644
--- a/plug-ins/script-fu/script-fu-regex.h
+++ b/plug-ins/script-fu/script-fu-regex.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __SCRIPT_FU_REGEX_H__
diff --git a/plug-ins/script-fu/script-fu-script.c b/plug-ins/script-fu/script-fu-script.c
index f540bb9ab9..cd37163d0d 100644
--- a/plug-ins/script-fu/script-fu-script.c
+++ b/plug-ins/script-fu/script-fu-script.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/plug-ins/script-fu/script-fu-script.h b/plug-ins/script-fu/script-fu-script.h
index c6d14dcf8b..86b318f237 100644
--- a/plug-ins/script-fu/script-fu-script.h
+++ b/plug-ins/script-fu/script-fu-script.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __SCRIPT_FU_SCRIPT_H__
diff --git a/plug-ins/script-fu/script-fu-scripts.c b/plug-ins/script-fu/script-fu-scripts.c
index b4b0e2e133..bf56edb60f 100644
--- a/plug-ins/script-fu/script-fu-scripts.c
+++ b/plug-ins/script-fu/script-fu-scripts.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/plug-ins/script-fu/script-fu-scripts.h b/plug-ins/script-fu/script-fu-scripts.h
index a2e3cce6d2..ef6387093d 100644
--- a/plug-ins/script-fu/script-fu-scripts.h
+++ b/plug-ins/script-fu/script-fu-scripts.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __SCRIPT_FU_SCRIPTS_H__
diff --git a/plug-ins/script-fu/script-fu-server.c b/plug-ins/script-fu/script-fu-server.c
index 047b2121e0..b35a044167 100644
--- a/plug-ins/script-fu/script-fu-server.c
+++ b/plug-ins/script-fu/script-fu-server.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/plug-ins/script-fu/script-fu-server.h b/plug-ins/script-fu/script-fu-server.h
index dae6d1bc33..96b88ee036 100644
--- a/plug-ins/script-fu/script-fu-server.h
+++ b/plug-ins/script-fu/script-fu-server.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __SCRIPT_FU_SERVER_H__
diff --git a/plug-ins/script-fu/script-fu-text-console.c b/plug-ins/script-fu/script-fu-text-console.c
index a1816dc139..94c8d7c1e5 100644
--- a/plug-ins/script-fu/script-fu-text-console.c
+++ b/plug-ins/script-fu/script-fu-text-console.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/plug-ins/script-fu/script-fu-text-console.h b/plug-ins/script-fu/script-fu-text-console.h
index 7b19a022bb..83c98606f8 100644
--- a/plug-ins/script-fu/script-fu-text-console.h
+++ b/plug-ins/script-fu/script-fu-text-console.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __SCRIPT_FU_TEXT_CONSOLE_H__
diff --git a/plug-ins/script-fu/script-fu-types.h b/plug-ins/script-fu/script-fu-types.h
index 32aa32d32d..f0231b549e 100644
--- a/plug-ins/script-fu/script-fu-types.h
+++ b/plug-ins/script-fu/script-fu-types.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __SCRIPT_FU_TYPES_H__
diff --git a/plug-ins/script-fu/script-fu-utils.c b/plug-ins/script-fu/script-fu-utils.c
index 9e2e2d0efd..3e068cc8ce 100644
--- a/plug-ins/script-fu/script-fu-utils.c
+++ b/plug-ins/script-fu/script-fu-utils.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/plug-ins/script-fu/script-fu-utils.h b/plug-ins/script-fu/script-fu-utils.h
index c84f8fc991..a62a226549 100644
--- a/plug-ins/script-fu/script-fu-utils.h
+++ b/plug-ins/script-fu/script-fu-utils.h
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef __SCRIPT_FU_UTILS_H__
diff --git a/plug-ins/script-fu/script-fu.c b/plug-ins/script-fu/script-fu.c
index e1ea492b5c..558e15a46f 100644
--- a/plug-ins/script-fu/script-fu.c
+++ b/plug-ins/script-fu/script-fu.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/plug-ins/script-fu/scripts/add-bevel.scm b/plug-ins/script-fu/scripts/add-bevel.scm
index b54a147b97..374e5ceea6 100644
--- a/plug-ins/script-fu/scripts/add-bevel.scm
+++ b/plug-ins/script-fu/scripts/add-bevel.scm
@@ -15,7 +15,7 @@
 ; GNU General Public License for more details.
 ;
 ; You should have received a copy of the GNU General Public License
-; along with this program.  If not, see <http://www.gnu.org/licenses/>.
+; along with this program.  If not, see <https://www.gnu.org/licenses/>.
 ;
 ; Copyright (C) 1997 Andrew Donkin  (ard@cs.waikato.ac.nz)
 ; Contains code from add-shadow.scm by Sven Neumann
diff --git a/plug-ins/script-fu/scripts/addborder.scm b/plug-ins/script-fu/scripts/addborder.scm
index 0936026630..ed47febfa0 100644
--- a/plug-ins/script-fu/scripts/addborder.scm
+++ b/plug-ins/script-fu/scripts/addborder.scm
@@ -12,7 +12,7 @@
 ; GNU General Public License for more details.
 ;
 ; You should have received a copy of the GNU General Public License
-; along with this program.  If not, see <http://www.gnu.org/licenses/>.
+; along with this program.  If not, see <https://www.gnu.org/licenses/>.
 ;
 ; Copyright (C) 1997 Andy Thomas alt@picnic.demon.co.uk
 ;
diff --git a/plug-ins/script-fu/scripts/blend-anim.scm b/plug-ins/script-fu/scripts/blend-anim.scm
index a0db22d24e..9d50bafee5 100644
--- a/plug-ins/script-fu/scripts/blend-anim.scm
+++ b/plug-ins/script-fu/scripts/blend-anim.scm
@@ -12,7 +12,7 @@
 ; GNU General Public License for more details.
 ;
 ; You should have received a copy of the GNU General Public License
-; along with this program.  If not, see <http://www.gnu.org/licenses/>.
+; along with this program.  If not, see <https://www.gnu.org/licenses/>.
 ;
 ;
 ; blend-anim.scm   version 1.03   1999/12/21
diff --git a/plug-ins/script-fu/scripts/circuit.scm b/plug-ins/script-fu/scripts/circuit.scm
index 3196299904..174a155a3b 100644
--- a/plug-ins/script-fu/scripts/circuit.scm
+++ b/plug-ins/script-fu/scripts/circuit.scm
@@ -18,7 +18,7 @@
 ; GNU General Public License for more details.
 ;
 ; You should have received a copy of the GNU General Public License
-; along with this program.  If not, see <http://www.gnu.org/licenses/>.
+; along with this program.  If not, see <https://www.gnu.org/licenses/>.
 
 
 (define (script-fu-circuit image
diff --git a/plug-ins/script-fu/scripts/coffee.scm b/plug-ins/script-fu/scripts/coffee.scm
index 3d45312b5c..d72bcb7ecd 100644
--- a/plug-ins/script-fu/scripts/coffee.scm
+++ b/plug-ins/script-fu/scripts/coffee.scm
@@ -12,7 +12,7 @@
 ; GNU General Public License for more details.
 ;
 ; You should have received a copy of the GNU General Public License
-; along with this program.  If not, see <http://www.gnu.org/licenses/>.
+; along with this program.  If not, see <https://www.gnu.org/licenses/>.
 
 
 (define (script-fu-coffee-stain inImage inLayer inNumber inDark)
diff --git a/plug-ins/script-fu/scripts/contactsheet.scm b/plug-ins/script-fu/scripts/contactsheet.scm
index 61586c1331..5f7520ef1f 100644
--- a/plug-ins/script-fu/scripts/contactsheet.scm
+++ b/plug-ins/script-fu/scripts/contactsheet.scm
@@ -15,7 +15,7 @@
 ; GNU General Public License for more details.
 ;
 ; You should have received a copy of the GNU General Public License
-; along with this program.  If not, see <http://www.gnu.org/licenses/>.
+; along with this program.  If not, see <https://www.gnu.org/licenses/>.
 ;
 ; Version 1.0 (July 27, 2004)
 ; Created
diff --git a/plug-ins/script-fu/scripts/copy-visible.scm b/plug-ins/script-fu/scripts/copy-visible.scm
index cad5e9a199..942793c2ba 100644
--- a/plug-ins/script-fu/scripts/copy-visible.scm
+++ b/plug-ins/script-fu/scripts/copy-visible.scm
@@ -15,7 +15,7 @@
 ; GNU General Public License for more details.
 ;
 ; You should have received a copy of the GNU General Public License
-; along with this program.  If not, see <http://www.gnu.org/licenses/>.
+; along with this program.  If not, see <https://www.gnu.org/licenses/>.
 ;
 ; 2004-04-14 This script was almost rewritten from scratch
 ;     by Raphaël Quinet <raphael@gimp.org>
diff --git a/plug-ins/script-fu/scripts/difference-clouds.scm b/plug-ins/script-fu/scripts/difference-clouds.scm
index f3d3b3dab9..1cb9c31808 100644
--- a/plug-ins/script-fu/scripts/difference-clouds.scm
+++ b/plug-ins/script-fu/scripts/difference-clouds.scm
@@ -12,7 +12,7 @@
 ; GNU General Public License for more details.
 ;
 ; You should have received a copy of the GNU General Public License
-; along with this program.  If not, see <http://www.gnu.org/licenses/>.
+; along with this program.  If not, see <https://www.gnu.org/licenses/>.
 ;
 ; Renders Difference Clouds onto a layer, i.e. solid noise merged down with the
 ; Difference Mode
diff --git a/plug-ins/script-fu/scripts/distress-selection.scm b/plug-ins/script-fu/scripts/distress-selection.scm
index c809460aef..11f9cbf49c 100644
--- a/plug-ins/script-fu/scripts/distress-selection.scm
+++ b/plug-ins/script-fu/scripts/distress-selection.scm
@@ -16,7 +16,7 @@
 ; GNU General Public License for more details.
 ;
 ; You should have received a copy of the GNU General Public License
-; along with this program.  If not, see <http://www.gnu.org/licenses/>.
+; along with this program.  If not, see <https://www.gnu.org/licenses/>.
 
 ; Define the function:
 
diff --git a/plug-ins/script-fu/scripts/drop-shadow.scm b/plug-ins/script-fu/scripts/drop-shadow.scm
index d7c3c74135..c1b243a71a 100644
--- a/plug-ins/script-fu/scripts/drop-shadow.scm
+++ b/plug-ins/script-fu/scripts/drop-shadow.scm
@@ -12,7 +12,7 @@
 ; GNU General Public License for more details.
 ;
 ; You should have received a copy of the GNU General Public License
-; along with this program.  If not, see <http://www.gnu.org/licenses/>.
+; along with this program.  If not, see <https://www.gnu.org/licenses/>.
 ;
 ;
 ; drop-shadow.scm   version 1.05   2011/4/21
diff --git a/plug-ins/script-fu/scripts/fuzzyborder.scm b/plug-ins/script-fu/scripts/fuzzyborder.scm
index 8c2b79a5ce..9c3ddbe5ad 100644
--- a/plug-ins/script-fu/scripts/fuzzyborder.scm
+++ b/plug-ins/script-fu/scripts/fuzzyborder.scm
@@ -18,7 +18,7 @@
 ; GNU General Public License for more details.
 ;
 ; You should have received a copy of the GNU General Public License
-; along with this program.  If not, see <http://www.gnu.org/licenses/>.
+; along with this program.  If not, see <https://www.gnu.org/licenses/>.
 
 ; Define the function:
 
diff --git a/plug-ins/script-fu/scripts/gimp-online.scm b/plug-ins/script-fu/scripts/gimp-online.scm
index a59192b283..cc67360c52 100644
--- a/plug-ins/script-fu/scripts/gimp-online.scm
+++ b/plug-ins/script-fu/scripts/gimp-online.scm
@@ -15,7 +15,7 @@
 ; GNU General Public License for more details.
 ;
 ; You should have received a copy of the GNU General Public License
-; along with this program.  If not, see <http://www.gnu.org/licenses/>.
+; along with this program.  If not, see <https://www.gnu.org/licenses/>.
 
 (define (gimp-online-docs-web-site)
   (plug-in-web-browser "https://docs.gimp.org/")
diff --git a/plug-ins/script-fu/scripts/gradient-example.scm b/plug-ins/script-fu/scripts/gradient-example.scm
index 134f35093a..3157c889bf 100644
--- a/plug-ins/script-fu/scripts/gradient-example.scm
+++ b/plug-ins/script-fu/scripts/gradient-example.scm
@@ -16,7 +16,7 @@
 ; GNU General Public License for more details.
 ;
 ; You should have received a copy of the GNU General Public License
-; along with this program.  If not, see <http://www.gnu.org/licenses/>.
+; along with this program.  If not, see <https://www.gnu.org/licenses/>.
 
 (define (script-fu-gradient-example width
                                     height
diff --git a/plug-ins/script-fu/scripts/lava.scm b/plug-ins/script-fu/scripts/lava.scm
index 96bc35938e..8adec0dbc7 100644
--- a/plug-ins/script-fu/scripts/lava.scm
+++ b/plug-ins/script-fu/scripts/lava.scm
@@ -19,7 +19,7 @@
 ; GNU General Public License for more details.
 ;
 ; You should have received a copy of the GNU General Public License
-; along with this program.  If not, see <http://www.gnu.org/licenses/>.
+; along with this program.  If not, see <https://www.gnu.org/licenses/>.
 
 
 (define (script-fu-lava image
diff --git a/plug-ins/script-fu/scripts/mkbrush.scm b/plug-ins/script-fu/scripts/mkbrush.scm
index 51db4a198c..7a316a4885 100644
--- a/plug-ins/script-fu/scripts/mkbrush.scm
+++ b/plug-ins/script-fu/scripts/mkbrush.scm
@@ -18,7 +18,7 @@
 ; GNU General Public License for more details.
 ;
 ; You should have received a copy of the GNU General Public License
-; along with this program.  If not, see <http://www.gnu.org/licenses/>.
+; along with this program.  If not, see <https://www.gnu.org/licenses/>.
 
 
 (define (script-fu-make-brush-rectangular name width height spacing)
diff --git a/plug-ins/script-fu/scripts/old-photo.scm b/plug-ins/script-fu/scripts/old-photo.scm
index eeb284c9c4..110c313be6 100644
--- a/plug-ins/script-fu/scripts/old-photo.scm
+++ b/plug-ins/script-fu/scripts/old-photo.scm
@@ -16,7 +16,7 @@
 ; GNU General Public License for more details.
 ;
 ; You should have received a copy of the GNU General Public License
-; along with this program.  If not, see <http://www.gnu.org/licenses/>.
+; along with this program.  If not, see <https://www.gnu.org/licenses/>.
 ;
 ; Branko Collin <collin@xs4all.nl> added the possibility to change
 ; the border size in October 2001.
diff --git a/plug-ins/script-fu/scripts/paste-as-brush.scm b/plug-ins/script-fu/scripts/paste-as-brush.scm
index 544d813f2b..5a86228aa3 100644
--- a/plug-ins/script-fu/scripts/paste-as-brush.scm
+++ b/plug-ins/script-fu/scripts/paste-as-brush.scm
@@ -15,7 +15,7 @@
 ; GNU General Public License for more details.
 ;
 ; You should have received a copy of the GNU General Public License
-; along with this program.  If not, see <http://www.gnu.org/licenses/>.
+; along with this program.  If not, see <https://www.gnu.org/licenses/>.
 
 
 (define (script-fu-paste-as-brush name filename spacing)
diff --git a/plug-ins/script-fu/scripts/paste-as-pattern.scm b/plug-ins/script-fu/scripts/paste-as-pattern.scm
index 36b51bf23f..7bf1f0a933 100644
--- a/plug-ins/script-fu/scripts/paste-as-pattern.scm
+++ b/plug-ins/script-fu/scripts/paste-as-pattern.scm
@@ -15,7 +15,7 @@
 ; GNU General Public License for more details.
 ;
 ; You should have received a copy of the GNU General Public License
-; along with this program.  If not, see <http://www.gnu.org/licenses/>.
+; along with this program.  If not, see <https://www.gnu.org/licenses/>.
 
 
 (define (script-fu-paste-as-pattern name filename)
diff --git a/plug-ins/script-fu/scripts/perspective-shadow.scm b/plug-ins/script-fu/scripts/perspective-shadow.scm
index 3fe394bfba..1eb40e3973 100644
--- a/plug-ins/script-fu/scripts/perspective-shadow.scm
+++ b/plug-ins/script-fu/scripts/perspective-shadow.scm
@@ -12,7 +12,7 @@
 ; GNU General Public License for more details.
 ;
 ; You should have received a copy of the GNU General Public License
-; along with this program.  If not, see <http://www.gnu.org/licenses/>.
+; along with this program.  If not, see <https://www.gnu.org/licenses/>.
 ;
 ;
 ; perspective-shadow.scm   version 1.2   2000/11/08
diff --git a/plug-ins/script-fu/scripts/predator.scm b/plug-ins/script-fu/scripts/predator.scm
index 544d691cfb..cd1ab14a67 100644
--- a/plug-ins/script-fu/scripts/predator.scm
+++ b/plug-ins/script-fu/scripts/predator.scm
@@ -20,7 +20,7 @@
 ; GNU General Public License for more details.
 ;
 ; You should have received a copy of the GNU General Public License
-; along with this program.  If not, see <http://www.gnu.org/licenses/>.
+; along with this program.  If not, see <https://www.gnu.org/licenses/>.
 
 
 (define (script-fu-predator image
diff --git a/plug-ins/script-fu/scripts/reverse-layers.scm b/plug-ins/script-fu/scripts/reverse-layers.scm
index 63a31024f5..0118ef151b 100644
--- a/plug-ins/script-fu/scripts/reverse-layers.scm
+++ b/plug-ins/script-fu/scripts/reverse-layers.scm
@@ -12,7 +12,7 @@
 ; GNU General Public License for more details.
 ;
 ; You should have received a copy of the GNU General Public License
-; along with this program.  If not, see <http://www.gnu.org/licenses/>.
+; along with this program.  If not, see <https://www.gnu.org/licenses/>.
 
 (define (script-fu-reverse-layers img drawable)
   (let* (
diff --git a/plug-ins/script-fu/scripts/round-corners.scm b/plug-ins/script-fu/scripts/round-corners.scm
index d919251e73..e076d1654c 100644
--- a/plug-ins/script-fu/scripts/round-corners.scm
+++ b/plug-ins/script-fu/scripts/round-corners.scm
@@ -12,7 +12,7 @@
 ; GNU General Public License for more details.
 ;
 ; You should have received a copy of the GNU General Public License
-; along with this program.  If not, see <http://www.gnu.org/licenses/>.
+; along with this program.  If not, see <https://www.gnu.org/licenses/>.
 ;
 ;
 ; round-corners.scm   version 1.02   1999/12/21
diff --git a/plug-ins/script-fu/scripts/script-fu-set-cmap.scm b/plug-ins/script-fu/scripts/script-fu-set-cmap.scm
index ce1178933b..259d5de770 100644
--- a/plug-ins/script-fu/scripts/script-fu-set-cmap.scm
+++ b/plug-ins/script-fu/scripts/script-fu-set-cmap.scm
@@ -20,7 +20,7 @@
 ; GNU General Public License for more details.
 ;
 ; You should have received a copy of the GNU General Public License
-; along with this program.  If not, see <http://www.gnu.org/licenses/>.
+; along with this program.  If not, see <https://www.gnu.org/licenses/>.
 
 (define (script-fu-make-cmap-array palette)
   (let* (
diff --git a/plug-ins/script-fu/scripts/script-fu-util-setpt.scm b/plug-ins/script-fu/scripts/script-fu-util-setpt.scm
index 624bea8bf2..af7da0a333 100644
--- a/plug-ins/script-fu/scripts/script-fu-util-setpt.scm
+++ b/plug-ins/script-fu/scripts/script-fu-util-setpt.scm
@@ -12,7 +12,7 @@
 ; GNU General Public License for more details.
 ;
 ; You should have received a copy of the GNU General Public License
-; along with this program.  If not, see <http://www.gnu.org/licenses/>.
+; along with this program.  If not, see <https://www.gnu.org/licenses/>.
 
 (define (script-fu-set-pt a index x y)
   (aset a (* index 2) x)
diff --git a/plug-ins/script-fu/scripts/script-fu-util.scm b/plug-ins/script-fu/scripts/script-fu-util.scm
index 6add2667fb..a22114d89d 100644
--- a/plug-ins/script-fu/scripts/script-fu-util.scm
+++ b/plug-ins/script-fu/scripts/script-fu-util.scm
@@ -12,7 +12,7 @@
 ; GNU General Public License for more details.
 ;
 ; You should have received a copy of the GNU General Public License
-; along with this program.  If not, see <http://www.gnu.org/licenses/>.
+; along with this program.  If not, see <https://www.gnu.org/licenses/>.
 
 ; Resizes the image so as to include the selected layer.
 ; The resulting image has the selected layer size.
diff --git a/plug-ins/script-fu/scripts/select-to-brush.scm b/plug-ins/script-fu/scripts/select-to-brush.scm
index e6e8982a66..9d29cdfdbe 100644
--- a/plug-ins/script-fu/scripts/select-to-brush.scm
+++ b/plug-ins/script-fu/scripts/select-to-brush.scm
@@ -22,7 +22,7 @@
 ; GNU General Public License for more details.
 ;
 ; You should have received a copy of the GNU General Public License
-; along with this program.  If not, see <http://www.gnu.org/licenses/>.
+; along with this program.  If not, see <https://www.gnu.org/licenses/>.
 
 
 (define (script-fu-selection-to-brush image
diff --git a/plug-ins/script-fu/scripts/select-to-image.scm b/plug-ins/script-fu/scripts/select-to-image.scm
index 1325f12ee7..dec088da92 100644
--- a/plug-ins/script-fu/scripts/select-to-image.scm
+++ b/plug-ins/script-fu/scripts/select-to-image.scm
@@ -19,7 +19,7 @@
 ; GNU General Public License for more details.
 ;
 ; You should have received a copy of the GNU General Public License
-; along with this program.  If not, see <http://www.gnu.org/licenses/>.
+; along with this program.  If not, see <https://www.gnu.org/licenses/>.
 
 
 (define (script-fu-selection-to-image image drawable)
diff --git a/plug-ins/script-fu/scripts/select-to-pattern.scm b/plug-ins/script-fu/scripts/select-to-pattern.scm
index 34ec36b0f7..3869fa8193 100644
--- a/plug-ins/script-fu/scripts/select-to-pattern.scm
+++ b/plug-ins/script-fu/scripts/select-to-pattern.scm
@@ -19,7 +19,7 @@
 ; GNU General Public License for more details.
 ;
 ; You should have received a copy of the GNU General Public License
-; along with this program.  If not, see <http://www.gnu.org/licenses/>.
+; along with this program.  If not, see <https://www.gnu.org/licenses/>.
 
 
 (define (script-fu-selection-to-pattern image drawable desc filename)
diff --git a/plug-ins/script-fu/scripts/selection-round.scm b/plug-ins/script-fu/scripts/selection-round.scm
index bc0d030be3..037b9ccffe 100644
--- a/plug-ins/script-fu/scripts/selection-round.scm
+++ b/plug-ins/script-fu/scripts/selection-round.scm
@@ -14,7 +14,7 @@
 ; GNU General Public License for more details.
 ;
 ; You should have received a copy of the GNU General Public License
-; along with this program.  If not, see <http://www.gnu.org/licenses/>.
+; along with this program.  If not, see <https://www.gnu.org/licenses/>.
 
 ; CHANGE-LOG:
 ; 1.00 - initial release
diff --git a/plug-ins/script-fu/scripts/slide.scm b/plug-ins/script-fu/scripts/slide.scm
index f83a3130cf..4889d62d4a 100644
--- a/plug-ins/script-fu/scripts/slide.scm
+++ b/plug-ins/script-fu/scripts/slide.scm
@@ -12,7 +12,7 @@
 ; GNU General Public License for more details.
 ;
 ; You should have received a copy of the GNU General Public License
-; along with this program.  If not, see <http://www.gnu.org/licenses/>.
+; along with this program.  If not, see <https://www.gnu.org/licenses/>.
 ;
 ;
 ; slide.scm   version 0.41   2004/03/28
diff --git a/plug-ins/script-fu/scripts/spinning-globe.scm b/plug-ins/script-fu/scripts/spinning-globe.scm
index b022bcb449..15498300ee 100644
--- a/plug-ins/script-fu/scripts/spinning-globe.scm
+++ b/plug-ins/script-fu/scripts/spinning-globe.scm
@@ -15,7 +15,7 @@
 ; GNU General Public License for more details.
 ;
 ; You should have received a copy of the GNU General Public License
-; along with this program.  If not, see <http://www.gnu.org/licenses/>.
+; along with this program.  If not, see <https://www.gnu.org/licenses/>.
 
 
 ; Define the function:
diff --git a/plug-ins/script-fu/scripts/spyrogimp.scm b/plug-ins/script-fu/scripts/spyrogimp.scm
index bca562bfbc..f74a7b4df3 100644
--- a/plug-ins/script-fu/scripts/spyrogimp.scm
+++ b/plug-ins/script-fu/scripts/spyrogimp.scm
@@ -16,7 +16,7 @@
 ; GNU General Public License for more details.
 ;
 ; You should have received a copy of the GNU General Public License
-; along with this program.  If not, see <http://www.gnu.org/licenses/>.
+; along with this program.  If not, see <https://www.gnu.org/licenses/>.
 
 
 ; This routine is invoked by a dialog.
diff --git a/plug-ins/script-fu/scripts/tileblur.scm b/plug-ins/script-fu/scripts/tileblur.scm
index 2f01eb6375..4be7a6c039 100644
--- a/plug-ins/script-fu/scripts/tileblur.scm
+++ b/plug-ins/script-fu/scripts/tileblur.scm
@@ -12,7 +12,7 @@
 ; GNU General Public License for more details.
 ;
 ; You should have received a copy of the GNU General Public License
-; along with this program.  If not, see <http://www.gnu.org/licenses/>.
+; along with this program.  If not, see <https://www.gnu.org/licenses/>.
 
 
 (define (script-fu-tile-blur inImage inLayer inRadius inVert inHoriz inType)
diff --git a/plug-ins/script-fu/scripts/ts-helloworld.scm b/plug-ins/script-fu/scripts/ts-helloworld.scm
index 5300026129..2c041057bb 100644
--- a/plug-ins/script-fu/scripts/ts-helloworld.scm
+++ b/plug-ins/script-fu/scripts/ts-helloworld.scm
@@ -19,7 +19,7 @@
 ; GNU General Public License for more details.
 ;
 ; You should have received a copy of the GNU General Public License
-; along with this program.  If not, see <http://www.gnu.org/licenses/>.
+; along with this program.  If not, see <https://www.gnu.org/licenses/>.
 ;
 ; Tiny-Fu first successfully ran this script at 2:07am on March 6, 2004.
 
diff --git a/plug-ins/script-fu/scripts/waves-anim.scm b/plug-ins/script-fu/scripts/waves-anim.scm
index 4284bda24e..4e43d983ff 100644
--- a/plug-ins/script-fu/scripts/waves-anim.scm
+++ b/plug-ins/script-fu/scripts/waves-anim.scm
@@ -12,7 +12,7 @@
 ; GNU General Public License for more details.
 ;
 ; You should have received a copy of the GNU General Public License
-; along with this program.  If not, see <http://www.gnu.org/licenses/>.
+; along with this program.  If not, see <https://www.gnu.org/licenses/>.
 ;
 ;
 ; waves-anim.scm   version 1.01   1997/12/13
diff --git a/plug-ins/script-fu/scripts/weave.scm b/plug-ins/script-fu/scripts/weave.scm
index 586ada91dc..81fd0a79ed 100644
--- a/plug-ins/script-fu/scripts/weave.scm
+++ b/plug-ins/script-fu/scripts/weave.scm
@@ -16,7 +16,7 @@
 ; GNU General Public License for more details.
 ;
 ; You should have received a copy of the GNU General Public License
-; along with this program.  If not, see <http://www.gnu.org/licenses/>.
+; along with this program.  If not, see <https://www.gnu.org/licenses/>.
 
 
 ; Copies the specified rectangle from/to the specified drawable
diff --git a/plug-ins/script-fu/scripts/xach-effect.scm b/plug-ins/script-fu/scripts/xach-effect.scm
index 25422d8821..ae838851db 100644
--- a/plug-ins/script-fu/scripts/xach-effect.scm
+++ b/plug-ins/script-fu/scripts/xach-effect.scm
@@ -19,7 +19,7 @@
 ; GNU General Public License for more details.
 ;
 ; You should have received a copy of the GNU General Public License
-; along with this program.  If not, see <http://www.gnu.org/licenses/>.
+; along with this program.  If not, see <https://www.gnu.org/licenses/>.
 
 
 (define (script-fu-xach-effect image
diff --git a/plug-ins/selection-to-path/bitmap.h b/plug-ins/selection-to-path/bitmap.h
index 791e5655f1..98c89ac93d 100644
--- a/plug-ins/selection-to-path/bitmap.h
+++ b/plug-ins/selection-to-path/bitmap.h
@@ -16,7 +16,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef BITMAP_H
diff --git a/plug-ins/selection-to-path/bounding-box.h b/plug-ins/selection-to-path/bounding-box.h
index c2dd542018..54f1e71cbd 100644
--- a/plug-ins/selection-to-path/bounding-box.h
+++ b/plug-ins/selection-to-path/bounding-box.h
@@ -13,7 +13,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef BOUNDING_BOX_H
diff --git a/plug-ins/selection-to-path/curve.c b/plug-ins/selection-to-path/curve.c
index 33550c8209..afb157c3e7 100644
--- a/plug-ins/selection-to-path/curve.c
+++ b/plug-ins/selection-to-path/curve.c
@@ -13,7 +13,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/plug-ins/selection-to-path/curve.h b/plug-ins/selection-to-path/curve.h
index c26d50317c..b0bd37442a 100644
--- a/plug-ins/selection-to-path/curve.h
+++ b/plug-ins/selection-to-path/curve.h
@@ -13,7 +13,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef CURVE_H
diff --git a/plug-ins/selection-to-path/edge.c b/plug-ins/selection-to-path/edge.c
index 23599fdb0c..8aa20beff5 100644
--- a/plug-ins/selection-to-path/edge.c
+++ b/plug-ins/selection-to-path/edge.c
@@ -13,7 +13,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/plug-ins/selection-to-path/edge.h b/plug-ins/selection-to-path/edge.h
index a5b7c797d7..1d9d347f42 100644
--- a/plug-ins/selection-to-path/edge.h
+++ b/plug-ins/selection-to-path/edge.h
@@ -13,7 +13,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef EDGE_H
diff --git a/plug-ins/selection-to-path/fit.c b/plug-ins/selection-to-path/fit.c
index 747db0c7ae..8ee57ae4a6 100644
--- a/plug-ins/selection-to-path/fit.c
+++ b/plug-ins/selection-to-path/fit.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/plug-ins/selection-to-path/fit.h b/plug-ins/selection-to-path/fit.h
index 15d7c7fc91..f009c9afcc 100644
--- a/plug-ins/selection-to-path/fit.h
+++ b/plug-ins/selection-to-path/fit.h
@@ -13,7 +13,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef FIT_H
diff --git a/plug-ins/selection-to-path/global.h b/plug-ins/selection-to-path/global.h
index 24fd8e249e..1ee5962152 100644
--- a/plug-ins/selection-to-path/global.h
+++ b/plug-ins/selection-to-path/global.h
@@ -14,7 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef GLOBAL_H
diff --git a/plug-ins/selection-to-path/math.c b/plug-ins/selection-to-path/math.c
index 26908e89bc..58f3b3f2af 100644
--- a/plug-ins/selection-to-path/math.c
+++ b/plug-ins/selection-to-path/math.c
@@ -13,7 +13,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/plug-ins/selection-to-path/pxl-outline.c b/plug-ins/selection-to-path/pxl-outline.c
index f6d1358ec4..a339ff3dbc 100644
--- a/plug-ins/selection-to-path/pxl-outline.c
+++ b/plug-ins/selection-to-path/pxl-outline.c
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/plug-ins/selection-to-path/pxl-outline.h b/plug-ins/selection-to-path/pxl-outline.h
index e3bb95e38d..896722f627 100644
--- a/plug-ins/selection-to-path/pxl-outline.h
+++ b/plug-ins/selection-to-path/pxl-outline.h
@@ -13,7 +13,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef PXL_OUTLINE_H
diff --git a/plug-ins/selection-to-path/selection-to-path-dialog.c b/plug-ins/selection-to-path/selection-to-path-dialog.c
index ee50fdf449..4d508ee38d 100644
--- a/plug-ins/selection-to-path/selection-to-path-dialog.c
+++ b/plug-ins/selection-to-path/selection-to-path-dialog.c
@@ -18,7 +18,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  *
  */
 
diff --git a/plug-ins/selection-to-path/selection-to-path.c b/plug-ins/selection-to-path/selection-to-path.c
index 0ccc0e9500..c0d64878a6 100644
--- a/plug-ins/selection-to-path/selection-to-path.c
+++ b/plug-ins/selection-to-path/selection-to-path.c
@@ -18,7 +18,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  *
  */
 
diff --git a/plug-ins/selection-to-path/selection-to-path.h b/plug-ins/selection-to-path/selection-to-path.h
index 4b0da8fbab..d7984928c2 100644
--- a/plug-ins/selection-to-path/selection-to-path.h
+++ b/plug-ins/selection-to-path/selection-to-path.h
@@ -18,7 +18,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  *
  */
 
diff --git a/plug-ins/selection-to-path/spline.c b/plug-ins/selection-to-path/spline.c
index 7e4b28ce66..1e8c2e7367 100644
--- a/plug-ins/selection-to-path/spline.c
+++ b/plug-ins/selection-to-path/spline.c
@@ -13,7 +13,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/plug-ins/selection-to-path/spline.h b/plug-ins/selection-to-path/spline.h
index b2e1e11252..3daa9cc9ce 100644
--- a/plug-ins/selection-to-path/spline.h
+++ b/plug-ins/selection-to-path/spline.h
@@ -13,7 +13,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef SPLINE_H
diff --git a/plug-ins/selection-to-path/types.h b/plug-ins/selection-to-path/types.h
index c8d7c01b78..9b040fa3a1 100644
--- a/plug-ins/selection-to-path/types.h
+++ b/plug-ins/selection-to-path/types.h
@@ -13,7 +13,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef TYPES_H
diff --git a/plug-ins/selection-to-path/vector.c b/plug-ins/selection-to-path/vector.c
index c3dce140c9..6c167005eb 100644
--- a/plug-ins/selection-to-path/vector.c
+++ b/plug-ins/selection-to-path/vector.c
@@ -13,7 +13,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include "config.h"
diff --git a/plug-ins/selection-to-path/vector.h b/plug-ins/selection-to-path/vector.h
index 851efc06ed..bc6c213a1c 100644
--- a/plug-ins/selection-to-path/vector.h
+++ b/plug-ins/selection-to-path/vector.h
@@ -13,7 +13,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef VECTOR_H
diff --git a/plug-ins/twain/README b/plug-ins/twain/README
index 8f83045664..87c1492bc7 100644
--- a/plug-ins/twain/README
+++ b/plug-ins/twain/README
@@ -18,7 +18,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
-along with this program.  If not, see <http://www.gnu.org/licenses/>.
+along with this program.  If not, see <https://www.gnu.org/licenses/>.
 
 Based on (at least) the following plug-ins:
 Screenshot
diff --git a/plug-ins/twain/tw_dump.c b/plug-ins/twain/tw_dump.c
index 860492ea29..b75bc8cd47 100644
--- a/plug-ins/twain/tw_dump.c
+++ b/plug-ins/twain/tw_dump.c
@@ -19,7 +19,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  *
  *
  * Based on (at least) the following plug-ins:
diff --git a/plug-ins/twain/tw_dump.h b/plug-ins/twain/tw_dump.h
index 92ef4e2f7f..5386af7728 100644
--- a/plug-ins/twain/tw_dump.h
+++ b/plug-ins/twain/tw_dump.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  *
  *
  * Based on (at least) the following plug-ins:
diff --git a/plug-ins/twain/tw_func.c b/plug-ins/twain/tw_func.c
index 671ab47541..8baa7b313a 100644
--- a/plug-ins/twain/tw_func.c
+++ b/plug-ins/twain/tw_func.c
@@ -19,7 +19,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  *
  *
  * Based on (at least) the following plug-ins:
diff --git a/plug-ins/twain/tw_func.h b/plug-ins/twain/tw_func.h
index bd7ff27670..69d305c323 100644
--- a/plug-ins/twain/tw_func.h
+++ b/plug-ins/twain/tw_func.h
@@ -19,7 +19,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  *
  *
  * Based on (at least) the following plug-ins:
diff --git a/plug-ins/twain/tw_local.h b/plug-ins/twain/tw_local.h
index 45b2fca36e..88348abdf2 100644
--- a/plug-ins/twain/tw_local.h
+++ b/plug-ins/twain/tw_local.h
@@ -19,7 +19,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef _TW_LOCAL_H
diff --git a/plug-ins/twain/tw_platform.h b/plug-ins/twain/tw_platform.h
index 850a1baf59..de0263b82d 100644
--- a/plug-ins/twain/tw_platform.h
+++ b/plug-ins/twain/tw_platform.h
@@ -15,7 +15,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #ifndef _TW_PLATFORM_H
diff --git a/plug-ins/twain/tw_util.c b/plug-ins/twain/tw_util.c
index 4d4ce2b55f..f02109b20f 100644
--- a/plug-ins/twain/tw_util.c
+++ b/plug-ins/twain/tw_util.c
@@ -19,7 +19,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  *
  *
  * Based on (at least) the following plug-ins:
diff --git a/plug-ins/twain/tw_util.h b/plug-ins/twain/tw_util.h
index c6faa2240e..8fac459e8d 100644
--- a/plug-ins/twain/tw_util.h
+++ b/plug-ins/twain/tw_util.h
@@ -19,7 +19,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  *
  *
  * Based on (at least) the following plug-ins:
diff --git a/plug-ins/twain/tw_win.c b/plug-ins/twain/tw_win.c
index 43d5d9d1ae..726a45f55e 100644
--- a/plug-ins/twain/tw_win.c
+++ b/plug-ins/twain/tw_win.c
@@ -19,7 +19,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 /*
diff --git a/plug-ins/twain/twain.c b/plug-ins/twain/twain.c
index 3d0cc04f37..53a9927a0c 100644
--- a/plug-ins/twain/twain.c
+++ b/plug-ins/twain/twain.c
@@ -19,7 +19,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  *
  *
  * Based on (at least) the following plug-ins:
diff --git a/po/am.po b/po/am.po
index 7c45710ca9..043351c311 100644
--- a/po/am.po
+++ b/po/am.po
@@ -56,7 +56,7 @@ msgid ""
 "details.\n"
 "\n"
 "You should have received a copy of the GNU General Public License along with "
-"GIMP.  If not, see http://www.gnu.org/licenses/."
+"GIMP.  If not, see https://www.gnu.org/licenses/."
 msgstr ""
 
 #: ../app/app.c:224
diff --git a/po/ar.po b/po/ar.po
index 01404d17bd..26d454e921 100644
--- a/po/ar.po
+++ b/po/ar.po
@@ -222,7 +222,7 @@ msgid ""
 "details.\n"
 "\n"
 "You should have received a copy of the GNU General Public License along with "
-"GIMP. If not, see: http://www.gnu.org/licenses/"
+"GIMP. If not, see: https://www.gnu.org/licenses/"
 msgstr ""
 "جمب برمجية حرة: يمكنك توزيعه و/أو تعديله حسب بنود رخصة جنو العمومية كما "
 "نشرتها مؤسسة البرامج الحرة، الإصدار الثالث أو أي إصدار أحدث (حسب رغبتك).\n"
@@ -232,7 +232,7 @@ msgstr ""
 "لمزيد من التفاصيل.\n"
 "\n"
 "من المفترض أنك تلقيت نسخة من رخصة جنو العمومية مع هذا البرنامج، وإلا فراجع "
-"http://www.gnu.org/licenses/"
+"https://www.gnu.org/licenses/"
 
 #: ../app/gimp-version.c:66 ../app/gimp-version.c:164
 #, c-format
diff --git a/po/ast.po b/po/ast.po
index b7a03dfde6..402e2846bf 100644
--- a/po/ast.po
+++ b/po/ast.po
@@ -57,7 +57,7 @@ msgid ""
 "details.\n"
 "\n"
 "You should have received a copy of the GNU General Public License along with "
-"GIMP.  If not, see http://www.gnu.org/licenses/."
+"GIMP.  If not, see https://www.gnu.org/licenses/."
 msgstr ""
 
 #: ../app/app.c:224
diff --git a/po/az.po b/po/az.po
index 053506a4eb..78637d5ae7 100644
--- a/po/az.po
+++ b/po/az.po
@@ -58,7 +58,7 @@ msgid ""
 "details.\n"
 "\n"
 "You should have received a copy of the GNU General Public License along with "
-"GIMP.  If not, see http://www.gnu.org/licenses/."
+"GIMP.  If not, see https://www.gnu.org/licenses/."
 msgstr ""
 
 #: ../app/app.c:224
diff --git a/po/be.po b/po/be.po
index 45a00f2b5e..453c1b4943 100644
--- a/po/be.po
+++ b/po/be.po
@@ -56,7 +56,7 @@ msgid ""
 "details.\n"
 "\n"
 "You should have received a copy of the GNU General Public License along with "
-"GIMP.  If not, see http://www.gnu.org/licenses/."
+"GIMP.  If not, see https://www.gnu.org/licenses/."
 msgstr ""
 "GIMP зьяўляецца свабодным праґрамным забесьпячэньнем, яе можна "
 "распаўсюджваць і/ці зьмяняць паводле ўмоваў Агульнай Публічнай Ліцэнзіі "
@@ -68,7 +68,7 @@ msgstr ""
 "МЭТЫ. Глядзі падрабязнасьці ў Агульнай Публічнай Ліцэнзіі GNU.\n"
 "\n"
 "Ты мусіш атрымаць копію Агульнай Публічнай Ліцэнзіі (GPL) GNU разам з GIMP. "
-"Калі яе няма, глядзі http://www.gnu.org/licenses/."
+"Калі яе няма, глядзі https://www.gnu.org/licenses/."
 
 #: ../app/app.c:224
 #, c-format
diff --git a/po/bg.po b/po/bg.po
index 4df4c73c55..78f9c9e464 100644
--- a/po/bg.po
+++ b/po/bg.po
@@ -58,7 +58,7 @@ msgid ""
 "details.\n"
 "\n"
 "You should have received a copy of the GNU General Public License along with "
-"GIMP.  If not, see http://www.gnu.org/licenses/."
+"GIMP.  If not, see https://www.gnu.org/licenses/."
 msgstr ""
 "GIMP е свободен софтуер. Можете да го разпространявате според условията на "
 "версия 2 или по-висока (по Ваш избор) на Общия публичен лиценз на GNU, който "
diff --git a/po/br.po b/po/br.po
index c000b97af2..ecfaa598e1 100644
--- a/po/br.po
+++ b/po/br.po
@@ -56,7 +56,7 @@ msgid ""
 "details.\n"
 "\n"
 "You should have received a copy of the GNU General Public License along with "
-"GIMP.  If not, see http://www.gnu.org/licenses/."
+"GIMP.  If not, see https://www.gnu.org/licenses/."
 msgstr ""
 "Ur goulev dieub eo GIMP ; aotreet oc'h ouzh e zasparzhañ, ha/pe zaskemmañ "
 "hervez termenoù al Lañvaz Foran Hollek GNU evel ma 'z eo embannet gant Free "
diff --git a/po/bs.po b/po/bs.po
index 1d30a30edd..d1fd82bcf8 100644
--- a/po/bs.po
+++ b/po/bs.po
@@ -94,7 +94,7 @@ msgid ""
 "details.\n"
 "\n"
 "You should have received a copy of the GNU General Public License along with "
-"GIMP.  If not, see http://www.gnu.org/licenses/."
+"GIMP.  If not, see https://www.gnu.org/licenses/."
 msgstr ""
 "Gimp je slobodan softver; možete ga raspodjeljivati i/ili ga mijenjati pod "
 "uslovima GNU Opšte Javne Licence (GNU GPL) kako je objavljuje Zadužbina za "
@@ -106,7 +106,7 @@ msgstr ""
 "NAMJENI.  Vidite GNU Opštu Javnu Licencu za više detalja.\n"
 "\n"
 "Trebali ste da primite primjerak GNU Opšte Javne Licence uz Gimp.  Ukoliko "
-"niste, idite na http://www.gnu.org/licenses/."
+"niste, idite na https://www.gnu.org/licenses/."
 
 #: ../app/batch.c:76
 #, c-format
diff --git a/po/ca.po b/po/ca.po
index def1023383..8669a3c1e7 100644
--- a/po/ca.po
+++ b/po/ca.po
@@ -425,7 +425,7 @@ msgid ""
 "details.\n"
 "\n"
 "You should have received a copy of the GNU General Public License along with "
-"GIMP. If not, see: http://www.gnu.org/licenses/"
+"GIMP. If not, see: https://www.gnu.org/licenses/"
 msgstr ""
 "El GIMP és programari lliure; podeu distribuir-lo i/o modificar-lo sota els "
 "termes de la llicència GNU General Public License de la manera en què està "
@@ -438,7 +438,7 @@ msgstr ""
 "General Public License per més detalls.\n"
 "\n"
 "Heu d'haver rebut una còpia de la llicència GNU General Public License "
-"juntament amb el GIMP; si no és així, consulteu <http://www.gnu.org/licenses/"
+"juntament amb el GIMP; si no és així, consulteu <https://www.gnu.org/licenses/"
 "licenses.ca.html >."
 
 #: ../app/gimp-version.c:66 ../app/gimp-version.c:164
diff --git a/po/ca@valencia.po b/po/ca@valencia.po
index a5bb003cdf..33a7f218c5 100644
--- a/po/ca@valencia.po
+++ b/po/ca@valencia.po
@@ -182,13 +182,13 @@ msgid ""
 "\n"
 "GIMP is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for more details.\n"
 "\n"
-"You should have received a copy of the GNU General Public License along with GIMP. If not, see: http://www.gnu.org/licenses/"
+"You should have received a copy of the GNU General Public License along with GIMP. If not, see: https://www.gnu.org/licenses/"
 msgstr ""
 "El GIMP és programari lliure; podeu distribuir-lo i/o modificar-lo sota els termes de la llicència GNU General Public License tal com està publicada per la Free Software Foundation; ja siga la versió 3 de la llicència, o bé (si ho preferiu) qualsevol versió posterior.\n"
 "\n"
 "El GIMP es distribueix amb la voluntat què puga ser útil, però SENSE CAP GARANTIA, ni tan sols les garanties implícites MERCANTILS o ESPECÍFIQUES PER A UN PROPÒSIT DETERMINAT. Si voleu més informació, vegeu la llicència GNU General Public License.\n"
 "\n"
-"Heu d'haver rebut una còpia de la llicència GNU General Public License juntament amb el GIMP; si no és així, consulteu <http://www.gnu.org/licenses/licenses.ca.html>."
+"Heu d'haver rebut una còpia de la llicència GNU General Public License juntament amb el GIMP; si no és així, consulteu <https://www.gnu.org/licenses/licenses.ca.html>."
 
 #: ../app/gimp-version.c:66 ../app/gimp-version.c:164
 #, c-format
diff --git a/po/cs.po b/po/cs.po
index adcdcd99f4..d9246b70b6 100644
--- a/po/cs.po
+++ b/po/cs.po
@@ -66,7 +66,7 @@ msgid ""
 "details.\n"
 "\n"
 "You should have received a copy of the GNU General Public License along with "
-"GIMP.  If not, see http://www.gnu.org/licenses/."
+"GIMP.  If not, see https://www.gnu.org/licenses/."
 msgstr ""
 "GIMP je svobodný software; můžete jej šířit a modifikovat podle ustanovení "
 "GNU General Public License, vydávané Free Software Foundation; a to buď "
@@ -77,7 +77,7 @@ msgstr ""
 "ÚČEL. Další podrobnosti hledejte ve GNU General Public License.\n"
 "\n"
 "Kopii GNU General Public License jste měli obdržet spolu s tímto programem. "
-"Pokud se tak nestalo, navštivte http://www.gnu.org/licenses/."
+"Pokud se tak nestalo, navštivte https://www.gnu.org/licenses/."
 
 #: ../app/batch.c:75
 #, c-format
diff --git a/po/csb.po b/po/csb.po
index 5f79b86cd5..3d7d207567 100644
--- a/po/csb.po
+++ b/po/csb.po
@@ -57,7 +57,7 @@ msgid ""
 "details.\n"
 "\n"
 "You should have received a copy of the GNU General Public License along with "
-"GIMP.  If not, see http://www.gnu.org/licenses/."
+"GIMP.  If not, see https://www.gnu.org/licenses/."
 msgstr ""
 
 #: ../app/app.c:224
diff --git a/po/da.po b/po/da.po
index 67b1df79ba..952b09f234 100644
--- a/po/da.po
+++ b/po/da.po
@@ -500,7 +500,7 @@ msgid ""
 "details.\n"
 "\n"
 "You should have received a copy of the GNU General Public License along with "
-"GIMP. If not, see: http://www.gnu.org/licenses/"
+"GIMP. If not, see: https://www.gnu.org/licenses/"
 msgstr ""
 "GIMP er fri software. Du kan redistribuere og/eller modificere det under de "
 "betingelser som er angivet i GNU General Public License, som udgivet af Free "
@@ -513,7 +513,7 @@ msgstr ""
 "Public License.\n"
 "\n"
 "Du bør have modtaget en kopi af GNU General Public License sammen med GIMP. "
-"Hvis ikke, så se http://www.gnu.org/licenses/"
+"Hvis ikke, så se https://www.gnu.org/licenses/"
 
 #: ../app/gimp-version.c:66 ../app/gimp-version.c:164
 #, c-format
diff --git a/po/de.po b/po/de.po
index 515f5c66ce..f860e8f5ca 100644
--- a/po/de.po
+++ b/po/de.po
@@ -394,7 +394,7 @@ msgid ""
 "details.\n"
 "\n"
 "You should have received a copy of the GNU General Public License along with "
-"GIMP. If not, see: http://www.gnu.org/licenses/"
+"GIMP. If not, see: https://www.gnu.org/licenses/"
 msgstr ""
 "GIMP ist freie Software. Sie können es unter den Bedingungen der GNU General "
 "Public License, wie von der Free Software Foundation herausgegeben, "
diff --git a/po/dz.po b/po/dz.po
index 642b4e7516..2581e687ba 100644
--- a/po/dz.po
+++ b/po/dz.po
@@ -61,7 +61,7 @@ msgid ""
 "details.\n"
 "\n"
 "You should have received a copy of the GNU General Public License along with "
-"GIMP.  If not, see http://www.gnu.org/licenses/."
+"GIMP.  If not, see https://www.gnu.org/licenses/."
 msgstr ""
 "འ་ནི་ལས་རིམ་འདི་བར་སྟོང་མཉེན་ཆས་ཨིན།  ཁྱོད་ཀྱིས་བར་སྟོང་མཉེན་ཆས་རྨང་གཞི་གིས་དེབ་བསྐྲུན་འབད་ཡོད་མི་ཇི་"
 "ཨེན་ཡུ་་ཡོངས་ཁྱབ་མཆོག་ཐམ་གྱི་ཁ་ཚིག་དང་འཁྲིལ་ཏེ་ ལས་རིམ་དེ་ལོག་བགོ་བཀྲམ་འབད་ནི་དང་  ཡང་ཅིན་  "
diff --git a/po/el.po b/po/el.po
index d85b1daeb5..2c67d87c5c 100644
--- a/po/el.po
+++ b/po/el.po
@@ -418,7 +418,7 @@ msgid ""
 "details.\n"
 "\n"
 "You should have received a copy of the GNU General Public License along with "
-"GIMP. If not, see: http://www.gnu.org/licenses/"
+"GIMP. If not, see: https://www.gnu.org/licenses/"
 msgstr ""
 "Το GIMP είναι ελεύθερο λογισμικό: μπορείτε να το αναδιανείμετε και/ή να το "
 "τροποποιήσετε υπό τους όρους της γενικής δημόσιας άδειας GNU όπως "
@@ -431,7 +431,7 @@ msgstr ""
 "λεπτομέρειες.\n"
 "\n"
 "Θα πρέπει να έχετε λάβει ένα αντίγραφο της Γενικής Δημόσιας Άδειας GNU μαζί "
-"με αυτό το πρόγραμμα. Αν όχι, δείτε στο  http://www.gnu.org/licenses/."
+"με αυτό το πρόγραμμα. Αν όχι, δείτε στο  https://www.gnu.org/licenses/."
 
 #: ../app/gimp-version.c:66 ../app/gimp-version.c:164
 #, c-format
diff --git a/po/en_CA.po b/po/en_CA.po
index d77f95f8a4..dd1db80493 100644
--- a/po/en_CA.po
+++ b/po/en_CA.po
@@ -58,7 +58,7 @@ msgid ""
 "details.\n"
 "\n"
 "You should have received a copy of the GNU General Public License along with "
-"GIMP.  If not, see http://www.gnu.org/licenses/."
+"GIMP.  If not, see https://www.gnu.org/licenses/."
 msgstr ""
 "GIMP is free software; you can redistribute it and/or modify it under the "
 "terms of the GNU General Public Licence as published by the Free Software "
diff --git a/po/en_GB.po b/po/en_GB.po
index 51c6a80332..bd24e20048 100644
--- a/po/en_GB.po
+++ b/po/en_GB.po
@@ -396,7 +396,7 @@ msgid ""
 "details.\n"
 "\n"
 "You should have received a copy of the GNU General Public License along with "
-"GIMP. If not, see: http://www.gnu.org/licenses/"
+"GIMP. If not, see: https://www.gnu.org/licenses/"
 msgstr ""
 "GIMP is free software: you can redistribute it and/or modify it under the "
 "terms of the GNU General Public License as published by the Free Software "
@@ -409,7 +409,7 @@ msgstr ""
 "details.\n"
 "\n"
 "You should have received a copy of the GNU General Public License along with "
-"GIMP. If not, see: http://www.gnu.org/licenses/"
+"GIMP. If not, see: https://www.gnu.org/licenses/"
 
 #: ../app/gimp-version.c:66 ../app/gimp-version.c:164
 #, c-format
diff --git a/po/eo.po b/po/eo.po
index b98455b38a..77823547c1 100644
--- a/po/eo.po
+++ b/po/eo.po
@@ -132,7 +132,7 @@ msgid ""
 "details.\n"
 "\n"
 "You should have received a copy of the GNU General Public License along with "
-"GIMP. If not, see: http://www.gnu.org/licenses/"
+"GIMP. If not, see: https://www.gnu.org/licenses/"
 msgstr ""
 "GIMPo estas libera programaro: vi povas disdoni kaj/aŭ modifi ĝin sub la "
 "kondiĉoj de la Ĝenerala Publika Permesilo de GNU eldonite de la Free "
@@ -144,7 +144,7 @@ msgstr ""
 "CELO.  Legu la Ĝeneralan Publikan Permesilon de GNU por pli da detaloj.\n"
 "\n"
 "Vi devintus ricevi kopion de la Ĝenerala Publika Permesilo de GNU kune kun "
-"GIMPo. Se ne, vidu http://www.gnu.org/licenses/"
+"GIMPo. Se ne, vidu https://www.gnu.org/licenses/"
 
 #: ../app/main.c:160
 msgid "Show version information and exit"
diff --git a/po/es.po b/po/es.po
index 9c6d216195..2859e6812a 100644
--- a/po/es.po
+++ b/po/es.po
@@ -475,7 +475,7 @@ msgid ""
 "details.\n"
 "\n"
 "You should have received a copy of the GNU General Public License along with "
-"GIMP. If not, see: http://www.gnu.org/licenses/"
+"GIMP. If not, see: https://www.gnu.org/licenses/"
 msgstr ""
 "GIMP es software libre: puede redistribuirlo y/o modificarlo bajo los "
 "términos de la Licencia Pública General de GNU según se encuentra publicada "
@@ -488,7 +488,7 @@ msgstr ""
 "Pública General de GNU para más detalles.\n"
 "\n"
 "Debería haber recibido una copia de la Licencia Pública General de GNU junto "
-"con este programa. Si no ha sido así, consulte <http://www.gnu.org/licenses/>"
+"con este programa. Si no ha sido así, consulte <https://www.gnu.org/licenses/>"
 
 #: ../app/gimp-version.c:66 ../app/gimp-version.c:164
 #, c-format
diff --git a/po/et.po b/po/et.po
index 30c18326b6..1ee36ba066 100644
--- a/po/et.po
+++ b/po/et.po
@@ -57,7 +57,7 @@ msgid ""
 "details.\n"
 "\n"
 "You should have received a copy of the GNU General Public License along with "
-"GIMP.  If not, see http://www.gnu.org/licenses/."
+"GIMP.  If not, see https://www.gnu.org/licenses/."
 msgstr ""
 "GIMP on vaba tarkvara; te võite seda edasi levitada ja/või muuta vastavalt "
 "GNU Üldise Avaliku Litsentsi tingimustele, nagu need on Vaba Tarkvara Fondi "
@@ -70,7 +70,7 @@ msgstr ""
 "Avalikku Litsentsi.\n"
 "\n"
 "Te peaks olema saanud GNU Üldise Avaliku Litsentsi koopia koos GIMP-iga. Kui "
-"ei, siis vaadake http://www.gnu.org/licenses/."
+"ei, siis vaadake https://www.gnu.org/licenses/."
 
 #, c-format
 msgid "No batch interpreter specified, using the default '%s'.\n"
diff --git a/po/eu.po b/po/eu.po
index 937b76b3bc..7321010047 100644
--- a/po/eu.po
+++ b/po/eu.po
@@ -125,7 +125,7 @@ msgid ""
 "details.\n"
 "\n"
 "You should have received a copy of the GNU General Public License along with "
-"GIMP. If not, see: http://www.gnu.org/licenses/"
+"GIMP. If not, see: https://www.gnu.org/licenses/"
 msgstr ""
 "GIMP software librea da; Free Software Foundation erakundeak argitaratutako "
 "GNU Lizentzia Publiko Orokorraren 3. bertsioan, edo (nahiago baduzu) beste "
@@ -138,7 +138,7 @@ msgstr ""
 "Lizentzia Publiko Orokorra.\n"
 "\n"
 "Programa honekin batera, GNU Lizentzia Publiko Orokorraren kopia bat jasoko "
-"zenuen. Hala ez bada, bisitatu http://www.gnu.org/licenses/."
+"zenuen. Hala ez bada, bisitatu https://www.gnu.org/licenses/."
 
 #: ../app/main.c:160
 msgid "Show version information and exit"
diff --git a/po/fa.po b/po/fa.po
index 793fd7e356..bffc761eee 100644
--- a/po/fa.po
+++ b/po/fa.po
@@ -60,7 +60,7 @@ msgid ""
 "details.\n"
 "\n"
 "You should have received a copy of the GNU General Public License along with "
-"GIMP.  If not, see http://www.gnu.org/licenses/."
+"GIMP.  If not, see https://www.gnu.org/licenses/."
 msgstr ""
 "گیمپ یک نرم‌افزار آزاد است؛ شما می‌توانید تحت شرایط مجوز عمومی همگانی گنو "
 "منتشر شده توسط بنیاد نرم‌افزارهای آزاد (نسخهٔ 2 به بعد) آن را تغییر داده و یا "
diff --git a/po/fi.po b/po/fi.po
index 612ffc2fa4..70924d9e39 100644
--- a/po/fi.po
+++ b/po/fi.po
@@ -367,7 +367,7 @@ msgstr ""
 #| "details.\n"
 #| "\n"
 #| "You should have received a copy of the GNU General Public License along "
-#| "with GIMP.  If not, see http://www.gnu.org/licenses/."
+#| "with GIMP.  If not, see https://www.gnu.org/licenses/."
 msgid ""
 "GIMP is free software: you can redistribute it and/or modify it under the "
 "terms of the GNU General Public License as published by the Free Software "
@@ -380,7 +380,7 @@ msgid ""
 "details.\n"
 "\n"
 "You should have received a copy of the GNU General Public License along with "
-"GIMP. If not, see: http://www.gnu.org/licenses/"
+"GIMP. If not, see: https://www.gnu.org/licenses/"
 msgstr ""
 "GIMP on vapaa ohjelma; tätä ohjelmaa on sallittu levittää edelleen ja "
 "muuttaa GNU yleisen lisenssin (GPL lisenssin) ehtojen mukaan sellaisina kuin "
@@ -393,7 +393,7 @@ msgstr ""
 "GPL lisenssistä lisää yksityiskohtia.\n"
 "\n"
 "Tämän ohjelman mukana pitäisi tulla kopio GPL lisenssistä; jos näin ei ole, "
-"katso http://www.gnu.org/licenses/."
+"katso https://www.gnu.org/licenses/."
 
 #: ../app/gimp-version.c:66 ../app/gimp-version.c:164
 #, c-format
diff --git a/po/fr.po b/po/fr.po
index ecdfd2a329..0ae46ac6e3 100644
--- a/po/fr.po
+++ b/po/fr.po
@@ -412,7 +412,7 @@ msgid ""
 "details.\n"
 "\n"
 "You should have received a copy of the GNU General Public License along with "
-"GIMP. If not, see: http://www.gnu.org/licenses/"
+"GIMP. If not, see: https://www.gnu.org/licenses/"
 msgstr ""
 "GIMP est un logiciel libre ; vous pouvez le diffuser et le modifier suivant "
 "les termes de la Licence Publique Générale GNU telle que publiée par la Free "
@@ -425,7 +425,7 @@ msgstr ""
 "détails.\n"
 "\n"
 "Vous devriez avoir reçu une copie de la Licence Publique Générale GNU avec "
-"GIMP. Sinon, consultez http://www.gnu.org/licenses/"
+"GIMP. Sinon, consultez https://www.gnu.org/licenses/"
 
 #: ../app/gimp-version.c:66 ../app/gimp-version.c:164
 #, c-format
diff --git a/po/ga.po b/po/ga.po
index 6e7760d7f4..c06f3a9c01 100644
--- a/po/ga.po
+++ b/po/ga.po
@@ -54,7 +54,7 @@ msgid ""
 "details.\n"
 "\n"
 "You should have received a copy of the GNU General Public License along with "
-"GIMP.  If not, see http://www.gnu.org/licenses/."
+"GIMP.  If not, see https://www.gnu.org/licenses/."
 msgstr ""
 
 #: ../app/app.c:224
diff --git a/po/gd.po b/po/gd.po
index 31372304b7..39a1568931 100644
--- a/po/gd.po
+++ b/po/gd.po
@@ -104,7 +104,7 @@ msgid ""
 "details.\n"
 "\n"
 "You should have received a copy of the GNU General Public License along with "
-"GIMP.  If not, see http://www.gnu.org/licenses/."
+"GIMP.  If not, see https://www.gnu.org/licenses/."
 msgstr ""
 "GIMP is free software: you can redistribute it and/or modify it under the "
 "terms of the GNU General Public License as published by the Free Software "
@@ -117,7 +117,7 @@ msgstr ""
 "details.\n"
 "\n"
 "You should have received a copy of the GNU General Public License along with "
-"GIMP.  If not, see http://www.gnu.org/licenses/."
+"GIMP.  If not, see https://www.gnu.org/licenses/."
 
 #: ../app/batch.c:76
 #, c-format
diff --git a/po/gl.po b/po/gl.po
index c6a50882e4..e112a23e05 100644
--- a/po/gl.po
+++ b/po/gl.po
@@ -128,7 +128,7 @@ msgstr ""
 #| "details.\n"
 #| "\n"
 #| "You should have received a copy of the GNU General Public License along "
-#| "with GIMP.  If not, see http://www.gnu.org/licenses/."
+#| "with GIMP.  If not, see https://www.gnu.org/licenses/."
 msgid ""
 "GIMP is free software: you can redistribute it and/or modify it under the "
 "terms of the GNU General Public License as published by the Free Software "
@@ -141,7 +141,7 @@ msgid ""
 "details.\n"
 "\n"
 "You should have received a copy of the GNU General Public License along with "
-"GIMP. If not, see: http://www.gnu.org/licenses/"
+"GIMP. If not, see: https://www.gnu.org/licenses/"
 msgstr ""
 "GIMP é software libre; pode redistribuílo e/ou modificalo baixo os termos da "
 "Licenza Pública Xeral de GNU conforme o publicado pola Free Software "
diff --git a/po/gu.po b/po/gu.po
index 615d6f25ad..a5347de31a 100644
--- a/po/gu.po
+++ b/po/gu.po
@@ -59,7 +59,7 @@ msgid ""
 "details.\n"
 "\n"
 "You should have received a copy of the GNU General Public License along with "
-"GIMP.  If not, see http://www.gnu.org/licenses/."
+"GIMP.  If not, see https://www.gnu.org/licenses/."
 msgstr ""
 
 #: ../app/app.c:224
diff --git a/po/he.po b/po/he.po
index 210b3d3129..7bd3638ff6 100644
--- a/po/he.po
+++ b/po/he.po
@@ -64,7 +64,7 @@ msgid ""
 "details.\n"
 "\n"
 "You should have received a copy of the GNU General Public License along with "
-"GIMP.  If not, see http://www.gnu.org/licenses/."
+"GIMP.  If not, see https://www.gnu.org/licenses/."
 msgstr ""
 "GIMP is free software: you can redistribute it and/or modify it under the "
 "terms of the GNU General Public License as published by the Free Software "
@@ -77,7 +77,7 @@ msgstr ""
 "details.\n"
 "\n"
 "You should have received a copy of the GNU General Public License along with "
-"GIMP.  If not, see http://www.gnu.org/licenses/."
+"GIMP.  If not, see https://www.gnu.org/licenses/."
 
 #: ../app/app.c:224
 #, c-format
diff --git a/po/hi.po b/po/hi.po
index 2f2b106714..02143f04a8 100644
--- a/po/hi.po
+++ b/po/hi.po
@@ -56,7 +56,7 @@ msgid ""
 "details.\n"
 "\n"
 "You should have received a copy of the GNU General Public License along with "
-"GIMP.  If not, see http://www.gnu.org/licenses/."
+"GIMP.  If not, see https://www.gnu.org/licenses/."
 msgstr ""
 
 #: ../app/app.c:224
diff --git a/po/hr.po b/po/hr.po
index fe8a262f60..b9b009c456 100644
--- a/po/hr.po
+++ b/po/hr.po
@@ -119,7 +119,7 @@ msgid ""
 "details.\n"
 "\n"
 "You should have received a copy of the GNU General Public License along with "
-"GIMP. If not, see: http://www.gnu.org/licenses/"
+"GIMP. If not, see: https://www.gnu.org/licenses/"
 msgstr ""
 "GIMP je slobodan softver: možete ga redistribuirati i/ili mijenjati pod "
 "uvjetima GNU Opće javne licence objavljene od Fundacije slobodnog softvera; "
@@ -130,7 +130,7 @@ msgstr ""
 "Pogledajte GNU Opću javnu licencu za više informacija.\n"
 "\n"
 "Trebali ste dobiti primjerak GNU Opće javne licence uz ovaj GIMP. Ako niste "
-"pogledajte: http://www.gnu.org/licenses/"
+"pogledajte: https://www.gnu.org/licenses/"
 
 #: ../app/main.c:160
 msgid "Show version information and exit"
diff --git a/po/hu.po b/po/hu.po
index 7664264d3e..b00a17d1fc 100644
--- a/po/hu.po
+++ b/po/hu.po
@@ -458,7 +458,7 @@ msgid ""
 "details.\n"
 "\n"
 "You should have received a copy of the GNU General Public License along with "
-"GIMP. If not, see: http://www.gnu.org/licenses/"
+"GIMP. If not, see: https://www.gnu.org/licenses/"
 msgstr ""
 "A GIMP szabad szoftver: terjeszthető illetve módosítható a  Free Software "
 "Foundation által kiadott GNU General Public License dokumentumában leírtak; "
diff --git a/po/id.po b/po/id.po
index 46cb0672fa..830257cf43 100644
--- a/po/id.po
+++ b/po/id.po
@@ -109,7 +109,7 @@ msgid ""
 "details.\n"
 "\n"
 "You should have received a copy of the GNU General Public License along with "
-"GIMP. If not, see: http://www.gnu.org/licenses/"
+"GIMP. If not, see: https://www.gnu.org/licenses/"
 msgstr ""
 "GIMP adalah perangkat lunak bebas; Anda dapat menyebarluaskannya dan/atau "
 "mengubahnya di bawah syarat GNU General Public License sebagaimana "
@@ -121,7 +121,7 @@ msgstr ""
 "TERTENTU. Lihat GNU General Public License untuk rincian lebih lanjut.\n"
 "\n"
 "Anda seharusnya menerima salinan dari GNU General Public License bersama "
-"dengan GIMP. Jika tidak, lihat: http://www.gnu.org/licenses/"
+"dengan GIMP. Jika tidak, lihat: https://www.gnu.org/licenses/"
 
 #: ../app/main.c:160
 msgid "Show version information and exit"
diff --git a/po/is.po b/po/is.po
index 0f1023bfa6..55d3a54e62 100644
--- a/po/is.po
+++ b/po/is.po
@@ -355,7 +355,7 @@ msgid ""
 "details.\n"
 "\n"
 "You should have received a copy of the GNU General Public License along with "
-"GIMP. If not, see: http://www.gnu.org/licenses/"
+"GIMP. If not, see: https://www.gnu.org/licenses/"
 msgstr ""
 "GIMP er frjáls hugbúnaður; þú getur dreift honum eða breytt að vild undir "
 "GNU General Public License eins og það er gefið út af Free Software "
@@ -368,7 +368,7 @@ msgstr ""
 "upplýsingar má sjá GNU General Public License.\n"
 "\n"
 "Með GIMP hefði átt að fylgja eintak af GNU General Public License; en ef svo "
-"er ekki þá skaltu skoða: http://www.gnu.org/licenses/"
+"er ekki þá skaltu skoða: https://www.gnu.org/licenses/"
 
 #: ../app/gimp-version.c:66 ../app/gimp-version.c:164
 #, c-format
diff --git a/po/it.po b/po/it.po
index a3e7708bf3..5d450cd6a5 100644
--- a/po/it.po
+++ b/po/it.po
@@ -437,7 +437,7 @@ msgid ""
 "details.\n"
 "\n"
 "You should have received a copy of the GNU General Public License along with "
-"GIMP. If not, see: http://www.gnu.org/licenses/"
+"GIMP. If not, see: https://www.gnu.org/licenses/"
 msgstr ""
 "GIMP è software libero; puoi redistribuirlo e/o modificarlo nei termini "
 "della GNU General Public License come pubblicato dalla Free Software "
@@ -448,7 +448,7 @@ msgstr ""
 "la GNU General Public License per ulteriori dettagli.\n"
 "\n"
 "Dovresti aver ricevuto una copia della GNU General Public License con GIMP. "
-"Se così non fosse, vedere http://www.gnu.org/licenses/."
+"Se così non fosse, vedere https://www.gnu.org/licenses/."
 
 #: ../app/gimp-version.c:66 ../app/gimp-version.c:164
 #, c-format
diff --git a/po/ja.po b/po/ja.po
index 6ff52e3802..bb1c8c7631 100644
--- a/po/ja.po
+++ b/po/ja.po
@@ -114,7 +114,7 @@ msgstr ""
 #| "details.\n"
 #| "\n"
 #| "You should have received a copy of the GNU General Public License along "
-#| "with GIMP.  If not, see http://www.gnu.org/licenses/."
+#| "with GIMP.  If not, see https://www.gnu.org/licenses/."
 msgid ""
 "GIMP is free software: you can redistribute it and/or modify it under the "
 "terms of the GNU General Public License as published by the Free Software "
@@ -127,7 +127,7 @@ msgid ""
 "details.\n"
 "\n"
 "You should have received a copy of the GNU General Public License along with "
-"GIMP. If not, see: http://www.gnu.org/licenses/"
+"GIMP. If not, see: https://www.gnu.org/licenses/"
 msgstr ""
 "GIMP はフリーソフトウェアです。あなたは、フリーソフトウェア財団 (Free "
 "Software Foundation, Inc.) が定める GNU 一般公衆利用許諾契約書 (GNU General "
@@ -142,7 +142,7 @@ msgstr ""
 "(COPYING という名のファイル) を受け取っているはずですが、もしそうでない場合は"
 "次のウェブページをご覧ください。\n"
 "\n"
-"http://www.gnu.org/licenses/"
+"https://www.gnu.org/licenses/"
 
 #: ../app/main.c:160
 msgid "Show version information and exit"
diff --git a/po/ka.po b/po/ka.po
index c6901e46da..b860a8b90b 100644
--- a/po/ka.po
+++ b/po/ka.po
@@ -52,7 +52,7 @@ msgid ""
 "details.\n"
 "\n"
 "You should have received a copy of the GNU General Public License along with "
-"GIMP.  If not, see http://www.gnu.org/licenses/."
+"GIMP.  If not, see https://www.gnu.org/licenses/."
 msgstr ""
 
 #: ../app/app.c:224
diff --git a/po/kk.po b/po/kk.po
index 873e850bbb..4f8ce82733 100644
--- a/po/kk.po
+++ b/po/kk.po
@@ -93,7 +93,7 @@ msgid ""
 "details.\n"
 "\n"
 "You should have received a copy of the GNU General Public License along with "
-"GIMP. If not, see: http://www.gnu.org/licenses/"
+"GIMP. If not, see: https://www.gnu.org/licenses/"
 msgstr ""
 
 #: ../app/main.c:160
diff --git a/po/km.po b/po/km.po
index cafccdcc3d..41bef69799 100644
--- a/po/km.po
+++ b/po/km.po
@@ -57,7 +57,7 @@ msgid ""
 "details.\n"
 "\n"
 "You should have received a copy of the GNU General Public License along with "
-"GIMP.  If not, see http://www.gnu.org/licenses/."
+"GIMP.  If not, see https://www.gnu.org/licenses/."
 msgstr ""
 "GIMP គឺ​ជា​កម្មវិធី​ឥតគិត​ថ្លៃ អ្នក​អាច​ចែកចាយវា​ឡើង​វិញ និង/កែសម្រួល​វា​ក្រោម​លក្ខខណ្ឌ​របស់​ GNU ដូច​ដែល​"
 "បាន​បោះពុម្ព​ដោយ​មូលនិធិ​កម្មវិធី​ឥតគិតថ្លៃ កំណែ ២ របស់​អាជ្ញាបណ្ណ ឬ​(ជម្រើស​របស់​អ្នក)  កំណែ​ក្រោយ ។\n"
diff --git a/po/kn.po b/po/kn.po
index cc2e327c28..e361f55ad4 100644
--- a/po/kn.po
+++ b/po/kn.po
@@ -58,7 +58,7 @@ msgid ""
 "details.\n"
 "\n"
 "You should have received a copy of the GNU General Public License along with "
-"GIMP.  If not, see http://www.gnu.org/licenses/."
+"GIMP.  If not, see https://www.gnu.org/licenses/."
 msgstr ""
 "GIMP is free software; you can redistribute it and/or modify it under the "
 "terms of the GNU General Public License as published by the Free Software "
diff --git a/po/ko.po b/po/ko.po
index a3e01bfcc8..c3b3a8b102 100644
--- a/po/ko.po
+++ b/po/ko.po
@@ -330,7 +330,7 @@ msgid ""
 "details.\n"
 "\n"
 "You should have received a copy of the GNU General Public License along with "
-"GIMP. If not, see: http://www.gnu.org/licenses/"
+"GIMP. If not, see: https://www.gnu.org/licenses/"
 msgstr ""
 "김프는 자유로운 프로그램 입니다. 자유 소프트웨어 재단의 GNU 일반 공중 사용허"
 "가서 버전 2 또는(여러분의 선택에 따라) 그 이후 버전의 조항에 의거하여 재배"
@@ -341,7 +341,7 @@ msgstr ""
 "다.\n"
 "\n"
 "김프와 함께 GNU 일반 공증 허가서 사본을 받아야 합니다. 만약 그렇지 않다면, 다"
-"음을 참조하시기 바랍니다 http://www.gnu.org/licenses/."
+"음을 참조하시기 바랍니다 https://www.gnu.org/licenses/."
 
 #: ../app/gimp-version.c:66 ../app/gimp-version.c:164
 #, c-format
diff --git a/po/ky.po b/po/ky.po
index 6fcf99db52..e071f09176 100644
--- a/po/ky.po
+++ b/po/ky.po
@@ -50,7 +50,7 @@ msgid ""
 "details.\n"
 "\n"
 "You should have received a copy of the GNU General Public License along with "
-"GIMP.  If not, see http://www.gnu.org/licenses/."
+"GIMP.  If not, see https://www.gnu.org/licenses/."
 msgstr ""
 
 #: ../app/app.c:224
diff --git a/po/lt.po b/po/lt.po
index 29790d7f6e..93923db184 100644
--- a/po/lt.po
+++ b/po/lt.po
@@ -99,7 +99,7 @@ msgid ""
 "details.\n"
 "\n"
 "You should have received a copy of the GNU General Public License along with "
-"GIMP.  If not, see http://www.gnu.org/licenses/."
+"GIMP.  If not, see https://www.gnu.org/licenses/."
 msgstr ""
 "GIMP yra laisva programinė įranga. Galite ją platinti ir/arba modifikuoti "
 "laikydamiesi Laisvosios programinės įrangos fondo paskelbtų GNU Bendrosios "
@@ -112,7 +112,7 @@ msgstr ""
 "licencijoje.\n"
 "\n"
 "Jūs turėjote gauti GNU Bendrosios viešosios licencijos kopiją kartu su "
-"programa GIMP. Jei negavote, žr. http://www.gnu.org/licenses/."
+"programa GIMP. Jei negavote, žr. https://www.gnu.org/licenses/."
 
 #: ../app/batch.c:76
 #, c-format
diff --git a/po/lv.po b/po/lv.po
index d123372d6b..9527c97099 100644
--- a/po/lv.po
+++ b/po/lv.po
@@ -444,7 +444,7 @@ msgid ""
 "details.\n"
 "\n"
 "You should have received a copy of the GNU General Public License along with "
-"GIMP. If not, see: http://www.gnu.org/licenses/"
+"GIMP. If not, see: https://www.gnu.org/licenses/"
 msgstr ""
 "GIMP ir brīva programmatūra; jūs varat to izplatīt tālāk un/vai modificēt "
 "saskaņā ar GNU Vispārējās publiskās licences noteikumiem, ko publicējis "
@@ -457,7 +457,7 @@ msgstr ""
 "publiskajā licencē.\n"
 "\n"
 "Jums vajadzēja saņemt GNU Vispārējās publiskās licences kopiju kopā GIMP; ja "
-"jūs to nesaņēmāt, skatiet http://www.gnu.org/licenses/"
+"jūs to nesaņēmāt, skatiet https://www.gnu.org/licenses/"
 
 #: ../app/gimp-version.c:66 ../app/gimp-version.c:164
 #, c-format
diff --git a/po/mk.po b/po/mk.po
index 5a06fa9d95..72de8830fd 100644
--- a/po/mk.po
+++ b/po/mk.po
@@ -70,7 +70,7 @@ msgid ""
 "details.\n"
 "\n"
 "You should have received a copy of the GNU General Public License along with "
-"GIMP.  If not, see http://www.gnu.org/licenses/."
+"GIMP.  If not, see https://www.gnu.org/licenses/."
 msgstr ""
 "GIMP е слободен софтвер, можете да го редистрибуирате и/или променувате под "
 "условите на ГНУ Општата јавна лиценца како што е издадена од Free Software "
diff --git a/po/ml.po b/po/ml.po
index 3850441d89..9274bf1b2a 100644
--- a/po/ml.po
+++ b/po/ml.po
@@ -56,7 +56,7 @@ msgid ""
 "details.\n"
 "\n"
 "You should have received a copy of the GNU General Public License along with "
-"GIMP.  If not, see http://www.gnu.org/licenses/."
+"GIMP.  If not, see https://www.gnu.org/licenses/."
 msgstr ""
 "GIMP ഒരു സ്വതന്ത്ര സോഫ്റ്റ്​വെയര്‍ ആണു് : ഇത് നിങ്ങള്‍ക്ക് ഫ്രീ സോഫ്റ്റ്‌വയര്‍ ഫൗണ്ടേഷന്‍ പ്രസിദ്ധീകരിച്ച "
 "ഗ്നു ജനറല്‍ പബ്ളിക് ലൈസെന്‍സ് പ്രകാരം വീണ്ടും വിതരണം ചെയ്യുകയും ഒപ്പം /അ‌ല്ലെങ്കില്‍ പരിഷ്കരിക്കുകയും "
@@ -68,7 +68,7 @@ msgstr ""
 "പോലും ഇല്ലാതെ. കൂടുതല്‍ വിവരങ്ങള്‍ക്ക് ഗ്നു ജനറല്‍ പബ്ളിക് ലൈസെന്‍സ് കാണുക. \n"
 "\n"
 " ജിമ്പിനോടൊപ്പം ഗ്നു ജനറല്‍ പബ്ളിക് ലൈസെന്‍സിന്റെ ഒരു പകര്‍പ്പ് നിങ്ങള്‍ക്ക് കിട്ടിയിട്ടുണ്ടായിരിക്കണം."
-"ഇല്ലെങ്കില്‍ http://www.gnu.org/licenses/ കാണുക."
+"ഇല്ലെങ്കില്‍ https://www.gnu.org/licenses/ കാണുക."
 
 #: ../app/app.c:224
 #, c-format
diff --git a/po/mr.po b/po/mr.po
index 186de79b47..3eb503ab38 100644
--- a/po/mr.po
+++ b/po/mr.po
@@ -413,7 +413,7 @@ msgid ""
 "details.\n"
 "\n"
 "You should have received a copy of the GNU General Public License along with "
-"GIMP. If not, see: http://www.gnu.org/licenses/"
+"GIMP. If not, see: https://www.gnu.org/licenses/"
 msgstr ""
 "गिम्प स्वतंत्र संगणकाची आज्ञावली आहे: आपण ती पुनर्वितरीत करू शकता आणि /किंवा स्वतंत्र "
 "संगणकाची आज्ञावलीद्वारे प्रकाशित  जीएनयू  सामान्य सार्वजनिक  परवान्याच्या अटी संस्था;"
@@ -424,7 +424,7 @@ msgstr ""
 "तपशील.\n"
 "\n"
 "आपणांस जीएनयू सामान्य सार्वजनिक परवान्याची एक प्रत प्राप्त झाली असावी गिम्प जर नसेल तर "
-"पहा: http://www.gnu.org/licenses/"
+"पहा: https://www.gnu.org/licenses/"
 
 #: ../app/gimp-version.c:66 ../app/gimp-version.c:164
 #, c-format
diff --git a/po/ms.po b/po/ms.po
index 4ec42f1291..0681154302 100644
--- a/po/ms.po
+++ b/po/ms.po
@@ -58,7 +58,7 @@ msgid ""
 "details.\n"
 "\n"
 "You should have received a copy of the GNU General Public License along with "
-"GIMP.  If not, see http://www.gnu.org/licenses/."
+"GIMP.  If not, see https://www.gnu.org/licenses/."
 msgstr ""
 
 #: ../app/app.c:224
diff --git a/po/my.po b/po/my.po
index bb855c5b1f..446a885583 100644
--- a/po/my.po
+++ b/po/my.po
@@ -59,7 +59,7 @@ msgid ""
 "details.\n"
 "\n"
 "You should have received a copy of the GNU General Public License along with "
-"GIMP.  If not, see http://www.gnu.org/licenses/."
+"GIMP.  If not, see https://www.gnu.org/licenses/."
 msgstr ""
 "GIMP ဟာ အခမဲ့ ဆော့ဗ်ဝဲ ဖြစ်တယ် - ၄င်းကို GNU ခေါ် အထွေထွေ လူထု သင် ပြန်လည် ဖြန့်ဖြူနိုင်ပြီး/(သို့) "
 "ပြုပြင်နိုင်တယ်။ or modify it under the terms of the GNU General Public License as "
diff --git a/po/nb.po b/po/nb.po
index b4b5390f40..66d71f10bc 100644
--- a/po/nb.po
+++ b/po/nb.po
@@ -57,7 +57,7 @@ msgid ""
 "details.\n"
 "\n"
 "You should have received a copy of the GNU General Public License along with "
-"GIMP.  If not, see http://www.gnu.org/licenses/."
+"GIMP.  If not, see https://www.gnu.org/licenses/."
 msgstr ""
 "GIMP er fri programvare. Du kan distribuere det videre eller modifisere det "
 "som beskrevet i GNU General Public License versjon 3 eller en valgfri senere "
@@ -69,7 +69,7 @@ msgstr ""
 "informasjon.\n"
 "\n"
 "Du skal ha mottat en kopi av GNU General Public License sammen med GIMP. "
-"Hvis dette ikke er tilfelle se http://www.gnu.org/licenses/."
+"Hvis dette ikke er tilfelle se https://www.gnu.org/licenses/."
 
 #: ../app/batch.c:75
 #, c-format
diff --git a/po/nds.po b/po/nds.po
index 6abc158104..46ec91e8b3 100644
--- a/po/nds.po
+++ b/po/nds.po
@@ -54,7 +54,7 @@ msgid ""
 "details.\n"
 "\n"
 "You should have received a copy of the GNU General Public License along with "
-"GIMP.  If not, see http://www.gnu.org/licenses/."
+"GIMP.  If not, see https://www.gnu.org/licenses/."
 msgstr ""
 
 #: ../app/app.c:224
diff --git a/po/nl.po b/po/nl.po
index 9628856a12..0b0be692f5 100644
--- a/po/nl.po
+++ b/po/nl.po
@@ -427,7 +427,7 @@ msgid ""
 "details.\n"
 "\n"
 "You should have received a copy of the GNU General Public License along with "
-"GIMP. If not, see: http://www.gnu.org/licenses/"
+"GIMP. If not, see: https://www.gnu.org/licenses/"
 msgstr ""
 "GIMP is vrije software; u kunt het verder verspreiden en/of aanpassen onder "
 "de voorwaarden van de GNU General Public License zoals gepubliceerd door de "
@@ -440,7 +440,7 @@ msgstr ""
 "voor meer details.\n"
 "\n"
 "U moet een kopie van de GNU General Public License hebben gekregen samen met "
-"GIMP. Zo niet, zie http://www.gnu.org/licenses/"
+"GIMP. Zo niet, zie https://www.gnu.org/licenses/"
 
 #: ../app/gimp-version.c:66 ../app/gimp-version.c:164
 #, c-format
diff --git a/po/nn.po b/po/nn.po
index afbadb8e3c..33c43c85b3 100644
--- a/po/nn.po
+++ b/po/nn.po
@@ -97,7 +97,7 @@ msgid ""
 "details.\n"
 "\n"
 "You should have received a copy of the GNU General Public License along with "
-"GIMP.  If not, see http://www.gnu.org/licenses/."
+"GIMP.  If not, see https://www.gnu.org/licenses/."
 msgstr ""
 "GIMP er fri programvare. Du kan distribuera det vidare og/eller endra det ut "
 "frå vilkåra i GNU General Public License som er utgjeve av Free Software "
@@ -108,7 +108,7 @@ msgstr ""
 "BESTEMTE BEHOV. Sjå GNU General Public License for nærare informasjon.\n"
 "\n"
 "Du skal ha tatt i mot ein kopi av GNU General Public License saman med dette "
-"programmet. Dersom denne manglar, sjå http://www.gnu.org/licenses/"
+"programmet. Dersom denne manglar, sjå https://www.gnu.org/licenses/"
 
 #: ../app/main.c:158
 msgid "Show version information and exit"
diff --git a/po/oc.po b/po/oc.po
index cf3ed7e33f..738e25a45c 100644
--- a/po/oc.po
+++ b/po/oc.po
@@ -61,7 +61,7 @@ msgid ""
 "details.\n"
 "\n"
 "You should have received a copy of the GNU General Public License along with "
-"GIMP. If not, see: http://www.gnu.org/licenses/"
+"GIMP. If not, see: https://www.gnu.org/licenses/"
 msgstr ""
 "GIMP es un logicial liure ; lo podètz difusar e/o lo modificar segon los "
 "tèrmes de la Licéncia Publica Generala GNU tala coma publicada per la Free "
@@ -74,7 +74,7 @@ msgstr ""
 "detalhs.\n"
 "\n"
 "Deuriatz aver recebut una còpia de la Licéncia Publica Generala GNU amb "
-"GIMP. Siquenon, consultatz <http://www.gnu.org/licenses/>."
+"GIMP. Siquenon, consultatz <https://www.gnu.org/licenses/>."
 
 #: ../app/app.c:225
 #, c-format
diff --git a/po/pa.po b/po/pa.po
index ac488b18e1..15b26ee780 100644
--- a/po/pa.po
+++ b/po/pa.po
@@ -93,7 +93,7 @@ msgstr ""
 #| "details.\n"
 #| "\n"
 #| "You should have received a copy of the GNU General Public License along "
-#| "with GIMP.  If not, see http://www.gnu.org/licenses/."
+#| "with GIMP.  If not, see https://www.gnu.org/licenses/."
 msgid ""
 "GIMP is free software: you can redistribute it and/or modify it under the "
 "terms of the GNU General Public License as published by the Free Software "
@@ -106,7 +106,7 @@ msgid ""
 "details.\n"
 "\n"
 "You should have received a copy of the GNU General Public License along with "
-"GIMP. If not, see: http://www.gnu.org/licenses/"
+"GIMP. If not, see: https://www.gnu.org/licenses/"
 msgstr ""
 "ਜੈਮਪ ਇਕ ਮੁਫਤ/ਮੁਕਤ ਸਾਫਟਵੇਅਰ ਹੈ: ਤੁਸੀਂ ਇਸ ਨੂੰ ਗਨੂ ਜਰਨਲ ਪਬਲਿਕ ਲਾਈਸੈਂਸ, ਜਿਸ ਨੂੰ"
 " ਫਰੀ ਸਾਫਟਵੇਅਰ "
@@ -122,7 +122,7 @@ msgstr ""
 "\n"
 "ਜੈਮਪ ਨਾਲ ਤੁਸੀਂ ਗਨੂ ਜਰਨਲ ਪਬਲਿਕ ਲਾਇਸੈਂਸ ਦੀ ਕਾਪੀ ਪਰਾਪਤ ਕਰੋਗੇ, ਜੇਕਰ ਤੁਹਾਨੂੰ ਨਹੀਂ"
 " ਮਿਲੀ ਹੈ ਤਾਂ "
-"ਵੇਖੋ: http://www.gnu.org/licenses/"
+"ਵੇਖੋ: https://www.gnu.org/licenses/"
 
 #: ../app/main.c:161
 msgid "Show version information and exit"
diff --git a/po/pl.po b/po/pl.po
index 9577351ba6..648899d615 100644
--- a/po/pl.po
+++ b/po/pl.po
@@ -467,7 +467,7 @@ msgid ""
 "details.\n"
 "\n"
 "You should have received a copy of the GNU General Public License along with "
-"GIMP. If not, see: http://www.gnu.org/licenses/"
+"GIMP. If not, see: https://www.gnu.org/licenses/"
 msgstr ""
 "Program GIMP jest wolnym oprogramowaniem; można go rozprowadzać dalej i/lub "
 "modyfikować na warunkach Powszechnej Licencji Publicznej GNU, wydanej przez "
@@ -482,7 +482,7 @@ msgstr ""
 "\n"
 "Z pewnością wraz z niniejszym programem dostarczono także egzemplarz "
 "Powszechnej Licencji Publicznej GNU (GNU General Public License); jeśli nie "
-"— proszę odwiedzić stronę internetową http://www.gnu.org/licenses/"
+"— proszę odwiedzić stronę internetową https://www.gnu.org/licenses/"
 
 #: ../app/gimp-version.c:66 ../app/gimp-version.c:164
 #, c-format
diff --git a/po/pt.po b/po/pt.po
index b9d9b5dc8a..7ca3c254b5 100644
--- a/po/pt.po
+++ b/po/pt.po
@@ -113,7 +113,7 @@ msgid ""
 "details.\n"
 "\n"
 "You should have received a copy of the GNU General Public License along with "
-"GIMP. If not, see: http://www.gnu.org/licenses/"
+"GIMP. If not, see: https://www.gnu.org/licenses/"
 msgstr ""
 "O GIMP é um programa grátis; pode redistribui-lo e/ou modificá-lo segundo os "
 "termos da Licença Pública Geral GNU, sempre com base nos termos da versão em "
@@ -127,7 +127,7 @@ msgstr ""
 "General Public License para mais detalhes.\n"
 "\n"
 "Deve ter recebido uma cópia da GNU General Public License juntamente com o "
-"GIMP; Senão, veja http://www.gnu.org/licenses/."
+"GIMP; Senão, veja https://www.gnu.org/licenses/."
 
 #: ../app/main.c:160
 msgid "Show version information and exit"
diff --git a/po/pt_BR.po b/po/pt_BR.po
index ca7c09c05c..6565364159 100644
--- a/po/pt_BR.po
+++ b/po/pt_BR.po
@@ -387,7 +387,7 @@ msgstr ""
 #| "details.\n"
 #| "\n"
 #| "You should have received a copy of the GNU General Public License along "
-#| "with GIMP.  If not, see http://www.gnu.org/licenses/."
+#| "with GIMP.  If not, see https://www.gnu.org/licenses/."
 msgid ""
 "GIMP is free software: you can redistribute it and/or modify it under the "
 "terms of the GNU General Public License as published by the Free Software "
@@ -400,7 +400,7 @@ msgid ""
 "details.\n"
 "\n"
 "You should have received a copy of the GNU General Public License along with "
-"GIMP. If not, see: http://www.gnu.org/licenses/"
+"GIMP. If not, see: https://www.gnu.org/licenses/"
 msgstr ""
 "O GIMP é um software livre; você pode redistribuí-lo e/ou modificá-lo sob os "
 "termos da Licença Pública Geral GNU (GNU General Public License), conforme "
@@ -412,7 +412,7 @@ msgstr ""
 "FIM ESPECÍFICO. Veja a Licença Pública Geral GNU para maiores detalhes.\n"
 "\n"
 "Você deve ter recebido uma cópia da Licença Pública Geral GNU junto com o "
-"GIMP; senão, veja http://www.gnu.org/licenses/."
+"GIMP; senão, veja https://www.gnu.org/licenses/."
 
 #: ../app/gimp-version.c:66 ../app/gimp-version.c:164
 #, c-format
diff --git a/po/ro.po b/po/ro.po
index 41ae28cfdb..ad155c4209 100644
--- a/po/ro.po
+++ b/po/ro.po
@@ -321,7 +321,7 @@ msgid ""
 "details.\n"
 "\n"
 "You should have received a copy of the GNU General Public License along with "
-"GIMP. If not, see: http://www.gnu.org/licenses/"
+"GIMP. If not, see: https://www.gnu.org/licenses/"
 msgstr ""
 "GIMP este software liber; îl puteți redistribui și/sau modifica în "
 "conformitate cu termenii licenței GNU General Public License așa cum este "
@@ -334,7 +334,7 @@ msgstr ""
 "License pentru mai multe detalii.\n"
 "\n"
 "Împreună cu GIMP ar trebui să fi primit o copie a licenței GNU General "
-"Public License. Dacă nu, vedeți http://www.gnu.org/licenses/"
+"Public License. Dacă nu, vedeți https://www.gnu.org/licenses/"
 
 #: ../app/gimp-version.c:66 ../app/gimp-version.c:164
 #, c-format
diff --git a/po/ru.po b/po/ru.po
index bb8a73558e..6c5d822ffb 100644
--- a/po/ru.po
+++ b/po/ru.po
@@ -370,7 +370,7 @@ msgid ""
 "details.\n"
 "\n"
 "You should have received a copy of the GNU General Public License along with "
-"GIMP. If not, see: http://www.gnu.org/licenses/"
+"GIMP. If not, see: https://www.gnu.org/licenses/"
 msgstr ""
 "GIMP является свободным программным обеспечением; вы можете распространять и/"
 "или изменять его согласно условиям Стандартной Общественной Лицензии GNU "
diff --git a/po/rw.po b/po/rw.po
index 739cca8f44..6a367f8313 100644
--- a/po/rw.po
+++ b/po/rw.po
@@ -62,7 +62,7 @@ msgid ""
 "details.\n"
 "\n"
 "You should have received a copy of the GNU General Public License along with "
-"GIMP.  If not, see http://www.gnu.org/licenses/."
+"GIMP.  If not, see https://www.gnu.org/licenses/."
 msgstr ""
 
 #: ../app/app.c:224
diff --git a/po/si.po b/po/si.po
index dddbdb9086..b540470b76 100644
--- a/po/si.po
+++ b/po/si.po
@@ -54,7 +54,7 @@ msgid ""
 "details.\n"
 "\n"
 "You should have received a copy of the GNU General Public License along with "
-"GIMP.  If not, see http://www.gnu.org/licenses/."
+"GIMP.  If not, see https://www.gnu.org/licenses/."
 msgstr ""
 
 #: ../app/app.c:224
diff --git a/po/sk.po b/po/sk.po
index d79f04923f..9d1f402918 100644
--- a/po/sk.po
+++ b/po/sk.po
@@ -113,7 +113,7 @@ msgid ""
 "details.\n"
 "\n"
 "You should have received a copy of the GNU General Public License along with "
-"GIMP. If not, see: http://www.gnu.org/licenses/"
+"GIMP. If not, see: https://www.gnu.org/licenses/"
 msgstr ""
 "GIMP je slobodný softvér; môžete ho šíriť a/alebo meniť za podmienok "
 "licencie GNU General Public License ako ju publikovala Free Software "
@@ -125,7 +125,7 @@ msgstr ""
 "ÚČEL. Podrobnosti nájdete v GNU General Public License.\n"
 "\n"
 "Spolu s programom GIMP by ste mali dostať kópiu GNU General Public License. "
-"Ak sa tak nestalo, nájdete ju na adrese http://www.gnu.org/licenses/"
+"Ak sa tak nestalo, nájdete ju na adrese https://www.gnu.org/licenses/"
 
 # popis voľby príkazového riadka
 #: ../app/main.c:160
diff --git a/po/sl.po b/po/sl.po
index 36fd15ed35..d5753b12c5 100644
--- a/po/sl.po
+++ b/po/sl.po
@@ -375,7 +375,7 @@ msgid ""
 "details.\n"
 "\n"
 "You should have received a copy of the GNU General Public License along with "
-"GIMP. If not, see: http://www.gnu.org/licenses/"
+"GIMP. If not, see: https://www.gnu.org/licenses/"
 msgstr ""
 "GIMP je prosta programska oprema: lahko jo razširjate in/ali spreminjate pod "
 "pogoji Splošnega javnega dovoljenja GNU, ki ga je objavila Free Software "
@@ -388,7 +388,7 @@ msgstr ""
 "Splošno javno licenco GNU.\n"
 "\n"
 "Kopijo Splošne javne licence GIMP ste prejeli s programom GIMP; če je niste "
-"prejeli, si oglejte http://www.gnu.org/licenses/"
+"prejeli, si oglejte https://www.gnu.org/licenses/"
 
 #: ../app/gimp-version.c:66 ../app/gimp-version.c:164
 #, c-format
diff --git a/po/sr.po b/po/sr.po
index 9be55760bd..5700fb5a6b 100644
--- a/po/sr.po
+++ b/po/sr.po
@@ -108,7 +108,7 @@ msgid ""
 "GIMP is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A "
 "PARTICULAR PURPOSE.  See the GNU General Public License for more details.\n"
 "\n"
-"You should have received a copy of the GNU General Public License along with GIMP. If not, see: http://www.gnu.org/licenses/"
+"You should have received a copy of the GNU General Public License along with GIMP. If not, see: https://www.gnu.org/licenses/"
 msgstr ""
 "Гимп је слободан софтвер; можете га расподелити и/или га мењати под условима Гнуове опште јавне лиценце како је објављује Задужбина Слободног Софтвера; било "
 "издања 3 те лиценце, било (према вашем избору) било којег новијег издања.\n"
@@ -116,7 +116,7 @@ msgstr ""
 "Гимп се дели у нади да ће бити користан, али БЕЗ ИКАКВЕ ГАРАНЦИЈЕ; чак и без примењене гаранције ТРЖИШНЕ ВРЕДНОСТИ или ПРИЛАГОЂЕНОСТИ ОДРЕЂЕНОЈ НАМЕНИ.  "
 "Погледајте Гнуову општу јавну лиценцу за више детаља.\n"
 "\n"
-"Требали сте да примите примерак Гнуове опште јавне лиценце уз Гимп.  Уколико нисте, идите на „http://www.gnu.org/licenses/“."
+"Требали сте да примите примерак Гнуове опште јавне лиценце уз Гимп.  Уколико нисте, идите на „https://www.gnu.org/licenses/“."
 
 #: ../app/main.c:160
 msgid "Show version information and exit"
diff --git a/po/sr@latin.po b/po/sr@latin.po
index bedd4f4623..33a0cdcc04 100644
--- a/po/sr@latin.po
+++ b/po/sr@latin.po
@@ -56,7 +56,7 @@ msgid ""
 "details.\n"
 "\n"
 "You should have received a copy of the GNU General Public License along with "
-"GIMP.  If not, see http://www.gnu.org/licenses/."
+"GIMP.  If not, see https://www.gnu.org/licenses/."
 msgstr ""
 "Gimp je slobodan softver; možete ga raspodeljivati i/ili ga menjati pod "
 "uslovima GNU Opšte Javne Licence (GNU GPL) kako je objavljuje Zadužbina za "
@@ -68,7 +68,7 @@ msgstr ""
 "NAMENI.  Vidite GNU Opštu Javnu Licencu za više detalja.\n"
 "\n"
 "Trebali ste da primite primerak GNU Opšte Javne Licence uz Gimp.  Ukoliko "
-"niste, idite na http://www.gnu.org/licenses/."
+"niste, idite na https://www.gnu.org/licenses/."
 
 #: ../app/app.c:224
 #, c-format
diff --git a/po/sv.po b/po/sv.po
index 7eeba0817c..48d04c977b 100644
--- a/po/sv.po
+++ b/po/sv.po
@@ -435,7 +435,7 @@ msgid ""
 "details.\n"
 "\n"
 "You should have received a copy of the GNU General Public License along with "
-"GIMP. If not, see: http://www.gnu.org/licenses/"
+"GIMP. If not, see: https://www.gnu.org/licenses/"
 msgstr ""
 "Följande text är en informell översättning som enbart tillhandahålls i "
 "informativt syfte. För alla juridiska tolkningar gäller den engelska "
@@ -451,7 +451,7 @@ msgstr ""
 "ytterligare information.\n"
 "\n"
 "Du bör ha fått en kopia av GNU General Public License tillsammans med detta "
-"program. Om inte, se http://www.gnu.org/licenses/"
+"program. Om inte, se https://www.gnu.org/licenses/"
 
 #: ../app/gimp-version.c:66 ../app/gimp-version.c:164
 #, c-format
diff --git a/po/ta.po b/po/ta.po
index dd232b03b9..0579adc871 100644
--- a/po/ta.po
+++ b/po/ta.po
@@ -59,7 +59,7 @@ msgid ""
 "details.\n"
 "\n"
 "You should have received a copy of the GNU General Public License along with "
-"GIMP.  If not, see http://www.gnu.org/licenses/."
+"GIMP.  If not, see https://www.gnu.org/licenses/."
 msgstr ""
 "கிம்ப் இலவச மென் பொருளாகும்.நீங்கள்  இலவச மென் பொருள் அமைப்பினால் வெளியிடப்பட்ட ஜிஎன்யு "
 "பொது அனுமதிக்கான விதிகளின் படி இந்த 2ம் பதிப்பையோ அல்லது அடுத்த பதிப்புகளையோ நீங்கள் "
diff --git a/po/te.po b/po/te.po
index 5ccc2ede68..e476312bbb 100644
--- a/po/te.po
+++ b/po/te.po
@@ -56,13 +56,13 @@ msgid ""
 "\n"
 "GIMP is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for more details.\n"
 "\n"
-"You should have received a copy of the GNU General Public License along with GIMP.  If not, see http://www.gnu.org/licenses/."
+"You should have received a copy of the GNU General Public License along with GIMP.  If not, see https://www.gnu.org/licenses/."
 msgstr ""
 "గింప్ ఒక స్వేచ్ఛా సాఫ్ట్‍వేర్: దీనిని మీరు ఫ్రీ సాఫ్ట్‍వేర్ ఫౌండేషన్ ప్రచురించిన  గ్నూ జనరల్ పబ్లిక్ లైసెన్స్ రూపాంతరం౩, లేదా (మీ ఇష్టాన్ని బట్టి) ఏదైనా తరువాత రూపాంతరపు నిబంధనలకు అనుగుణంగా  పునఃపంపిణీ చెయ్యవచ్చు మరియు/లేదా సవరించుకోవచ్చు. \n"
 "\n"
 "సమాజానికి ఉపయోగపడుతుంది అనే ఆశతో , ఏవిధమైన పూచీకత్తులు లేకుండా, కనీసం వ్యాపారానికి గాని లేదా ఒక ఖచ్చితమైన ప్రయోజనానికి ఉపయోగించవచ్చని భావించిన పూచీకత్తులు కూడా లేకుండా  గింప్ పంచబడుతుంది. మరిన్ని వివరాలకు గ్నూ జనరల్ పబ్లిక్ లైసెన్సుని చూడండి.\n"
 "\n"
-"మీరు గింప్‌తో పాటుగా గ్నూ జనరల్ పబ్లిక్ లైసెన్స్  యొక్క ప్రతిని పొందివుండాలి. లేకపోతే http://www.gnu.org/licenses/ చూడండి."
+"మీరు గింప్‌తో పాటుగా గ్నూ జనరల్ పబ్లిక్ లైసెన్స్  యొక్క ప్రతిని పొందివుండాలి. లేకపోతే https://www.gnu.org/licenses/ చూడండి."
 
 #: ../app/app.c:224
 #, c-format
diff --git a/po/th.po b/po/th.po
index 48b7334928..47ca53e112 100644
--- a/po/th.po
+++ b/po/th.po
@@ -61,7 +61,7 @@ msgid ""
 "details.\n"
 "\n"
 "You should have received a copy of the GNU General Public License along with "
-"GIMP.  If not, see http://www.gnu.org/licenses/."
+"GIMP.  If not, see https://www.gnu.org/licenses/."
 msgstr ""
 "GIMP เป็นซอฟต์แวร์เสรี คุณสามารถแจกจ่ายต่อ และ/หรือ แก้ไขโปรแกรมได้ ภายใต้เงื่อนไขของ GNU "
 "General Public License ที่เผยแพร่โดยมูลนิธิซอฟต์แวร์เสรี ไม่ว่าจะเป็นสัญญาอนุญาตรุ่นที่ 3 "
@@ -73,7 +73,7 @@ msgstr ""
 "เพื่อดูรายละเอียดเพิ่มเติม\n"
 "\n"
 "คุณควรจะได้รับสำเนาของ GNU General Public License มาพร้อมกับ GIMP ถ้าคุณไม่ได้รับ "
-"กรุณาดูได้ที่ http://www.gnu.org/licenses/"
+"กรุณาดูได้ที่ https://www.gnu.org/licenses/"
 
 #: ../app/app.c:224
 #, c-format
diff --git a/po/tr.po b/po/tr.po
index 9acec1c30b..da47a11365 100644
--- a/po/tr.po
+++ b/po/tr.po
@@ -149,7 +149,7 @@ msgstr ""
 #| "details.\n"
 #| "\n"
 #| "You should have received a copy of the GNU General Public License along "
-#| "with GIMP.  If not, see http://www.gnu.org/licenses/."
+#| "with GIMP.  If not, see https://www.gnu.org/licenses/."
 msgid ""
 "GIMP is free software: you can redistribute it and/or modify it under the "
 "terms of the GNU General Public License as published by the Free Software "
@@ -162,7 +162,7 @@ msgid ""
 "details.\n"
 "\n"
 "You should have received a copy of the GNU General Public License along with "
-"GIMP. If not, see: http://www.gnu.org/licenses/"
+"GIMP. If not, see: https://www.gnu.org/licenses/"
 msgstr ""
 "GIMP özgür bir yazılımdır, Özgür Yazılım Vakfı'nın yayınladığı GNU Genel "
 "Kamu Lisansı'nın 3. veya daha sonraki sürümlerindeki şartlar altında "
@@ -174,7 +174,7 @@ msgstr ""
 "inceleyin. \n"
 "\n"
 "GIMP ile beraber GNU Genel Kamu Lisansını da almış olmalısınız; eğer "
-"almadıysanız, http://www.gnu.org/licenses/ adresine bakın."
+"almadıysanız, https://www.gnu.org/licenses/ adresine bakın."
 
 #: ../app/main.c:160
 msgid "Show version information and exit"
diff --git a/po/tt.po b/po/tt.po
index 7257fc1ac7..09fdeed22e 100644
--- a/po/tt.po
+++ b/po/tt.po
@@ -52,7 +52,7 @@ msgid ""
 "details.\n"
 "\n"
 "You should have received a copy of the GNU General Public License along with "
-"GIMP.  If not, see http://www.gnu.org/licenses/."
+"GIMP.  If not, see https://www.gnu.org/licenses/."
 msgstr ""
 
 #: ../app/app.c:224
diff --git a/po/uk.po b/po/uk.po
index be2f4177ea..6166b8e7ba 100644
--- a/po/uk.po
+++ b/po/uk.po
@@ -464,7 +464,7 @@ msgid ""
 "details.\n"
 "\n"
 "You should have received a copy of the GNU General Public License along with "
-"GIMP. If not, see: http://www.gnu.org/licenses/"
+"GIMP. If not, see: https://www.gnu.org/licenses/"
 msgstr ""
 "GIMP є вільним програмним забезпеченням; ви можете поширювати та/або "
 "змінювати його відповідно до умов Стандартної Публічної Ліцензії GNU (GNU "
@@ -477,7 +477,7 @@ msgstr ""
 "Публічній Ліцензії GNU.\n"
 "\n"
 "Разом з програмою ви маєте отримати копію Стандартної Суспільної Ліцензії "
-"GNU. Якщо це не так, дивіться http://www.gnu.org/licenses/"
+"GNU. Якщо це не так, дивіться https://www.gnu.org/licenses/"
 
 #: ../app/gimp-version.c:66 ../app/gimp-version.c:164
 #, c-format
diff --git a/po/vi.po b/po/vi.po
index 67d8cd5ea2..f738332616 100644
--- a/po/vi.po
+++ b/po/vi.po
@@ -62,7 +62,7 @@ msgid ""
 "details.\n"
 "\n"
 "You should have received a copy of the GNU General Public License along with "
-"GIMP.  If not, see http://www.gnu.org/licenses/."
+"GIMP.  If not, see https://www.gnu.org/licenses/."
 msgstr ""
 "Chương trình này là phần mềm tự do; bạn có thể phát hành lại nó và/hoặc sửa "
 "đổi nó với điều kiện của Giấy Phép Công Cộng GNU như được xuất bản bởi Tổ "
@@ -75,7 +75,7 @@ msgstr ""
 "\n"
 "Bạn đã nhận một bản sao của Giấy Phép Công Cộng GNU cùng với chương trình "
 "này; nếu không, hãy viết thư cho Tổ Chức Phần Mềm Tự Do,\n"
-"Có thể xem tại http://www.gnu.org/licenses/."
+"Có thể xem tại https://www.gnu.org/licenses/."
 
 #: ../app/app.c:224
 #, c-format
diff --git a/po/xh.po b/po/xh.po
index 3f17d87a26..f575b5fcc1 100644
--- a/po/xh.po
+++ b/po/xh.po
@@ -58,7 +58,7 @@ msgid ""
 "details.\n"
 "\n"
 "You should have received a copy of the GNU General Public License along with "
-"GIMP.  If not, see http://www.gnu.org/licenses/."
+"GIMP.  If not, see https://www.gnu.org/licenses/."
 msgstr ""
 
 #: ../app/app.c:224
diff --git a/po/yi.po b/po/yi.po
index aeac2547a5..f53c1a3a78 100644
--- a/po/yi.po
+++ b/po/yi.po
@@ -53,7 +53,7 @@ msgid ""
 "details.\n"
 "\n"
 "You should have received a copy of the GNU General Public License along with "
-"GIMP.  If not, see http://www.gnu.org/licenses/."
+"GIMP.  If not, see https://www.gnu.org/licenses/."
 msgstr ""
 
 #: ../app/app.c:224
diff --git a/po/zh_CN.po b/po/zh_CN.po
index ffc6908eba..6db6890f06 100644
--- a/po/zh_CN.po
+++ b/po/zh_CN.po
@@ -351,7 +351,7 @@ msgid ""
 "details.\n"
 "\n"
 "You should have received a copy of the GNU General Public License along with "
-"GIMP. If not, see: http://www.gnu.org/licenses/"
+"GIMP. If not, see: https://www.gnu.org/licenses/"
 msgstr ""
 "GIMP 是自由软件；您可以在遵守由自由软件基金会发布的 GNU 通用公共许可协议的情"
 "况下重新分发并且(或者)修改软件；或第三版许可协议，或(根据您的选择)任何更"
diff --git a/po/zh_HK.po b/po/zh_HK.po
index f120a99c55..a6b72ebaf5 100644
--- a/po/zh_HK.po
+++ b/po/zh_HK.po
@@ -60,7 +60,7 @@ msgid ""
 "details.\n"
 "\n"
 "You should have received a copy of the GNU General Public License along with "
-"GIMP.  If not, see http://www.gnu.org/licenses/."
+"GIMP.  If not, see https://www.gnu.org/licenses/."
 msgstr ""
 "本程式是自由軟件，你可以遵照自由軟件基金會 (Free Software Foundation) 出版的 "
 "GNU 通用公共許可證條款 (GNU General Public License) 第二版來修改和重新發佈這"
@@ -70,7 +70,7 @@ msgstr ""
 "擔保。更詳細的情況請參閱 GNU 通用公共許可證。\n"
 "\n"
 "你應該已經和程式一起收到一份 GNU 通用公共許可證的副本。如果還沒有，請查閱"
-"http://www.gnu.org/licenses/。\n"
+"https://www.gnu.org/licenses/。\n"
 
 #: ../app/app.c:224
 #, c-format
diff --git a/po/zh_TW.po b/po/zh_TW.po
index e79604188c..1d16f551f6 100644
--- a/po/zh_TW.po
+++ b/po/zh_TW.po
@@ -335,7 +335,7 @@ msgid ""
 "details.\n"
 "\n"
 "You should have received a copy of the GNU General Public License along with "
-"GIMP. If not, see: http://www.gnu.org/licenses/"
+"GIMP. If not, see: https://www.gnu.org/licenses/"
 msgstr ""
 "本程式是自由軟體，您可以遵照自由軟體基金會 (Free Software Foundation) 出版的 "
 "GNU 通用公共許可證條款 (GNU General Public License) 第二版來修改和重新發布這"
@@ -345,7 +345,7 @@ msgstr ""
 "擔保。更詳細的情況請參閱 GNU 通用公共許可證。\n"
 "\n"
 "您應該已經和程式一起收到一份 GNU 通用公共許可證的副本。如果還沒有，請查閱"
-"http://www.gnu.org/licenses/。"
+"https://www.gnu.org/licenses/。"
 
 #: ../app/gimp-version.c:66 ../app/gimp-version.c:164
 #, c-format
diff --git a/tools/compute-svg-viewbox.c b/tools/compute-svg-viewbox.c
index 8ce22cce65..1fcb08b1ed 100644
--- a/tools/compute-svg-viewbox.c
+++ b/tools/compute-svg-viewbox.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include <librsvg/rsvg.h>
diff --git a/tools/defcheck.py b/tools/defcheck.py
index 7d80066cb4..36a0179dbf 100755
--- a/tools/defcheck.py
+++ b/tools/defcheck.py
@@ -15,7 +15,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
-along with this program.  If not, see <http://www.gnu.org/licenses/>.
+along with this program.  If not, see <https://www.gnu.org/licenses/>.
 
 
 This is a hack to check the consistency of the .def files compared to
diff --git a/tools/extract-vector-icon.sh b/tools/extract-vector-icon.sh
index 6bb9a3415e..91fd2d0f06 100755
--- a/tools/extract-vector-icon.sh
+++ b/tools/extract-vector-icon.sh
@@ -13,7 +13,7 @@
 # GNU General Public License for more details.
 #
 # You should have received a copy of the GNU General Public License
-# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+# along with this program.  If not, see <https://www.gnu.org/licenses/>.
 
 # This script generates a new SVG file by extracting a single object by
 # its id, from a source SVG, and updating the viewBox (canvas) size and
diff --git a/tools/gimppath2svg.py b/tools/gimppath2svg.py
index 68fe0f1051..21e5512d45 100755
--- a/tools/gimppath2svg.py
+++ b/tools/gimppath2svg.py
@@ -17,7 +17,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
-along with this program.  If not, see <http://www.gnu.org/licenses/>.
+along with this program.  If not, see <https://www.gnu.org/licenses/>.
 
 
 Usage: gimppath2svg.py [infile [outfile]]
diff --git a/tools/gimptool.c b/tools/gimptool.c
index 40476d9f13..03b886ba21 100644
--- a/tools/gimptool.c
+++ b/tools/gimptool.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 /*
diff --git a/tools/invert-svg.c b/tools/invert-svg.c
index 9282d15224..551a438017 100644
--- a/tools/invert-svg.c
+++ b/tools/invert-svg.c
@@ -12,7 +12,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include <gio/gio.h>
diff --git a/tools/kernelgen.c b/tools/kernelgen.c
index 24b6f7f529..e2d8ef068a 100644
--- a/tools/kernelgen.c
+++ b/tools/kernelgen.c
@@ -18,7 +18,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
 #include <math.h>
diff --git a/tools/module-dependencies.py b/tools/module-dependencies.py
index bccca2ca65..786db397e8 100755
--- a/tools/module-dependencies.py
+++ b/tools/module-dependencies.py
@@ -15,7 +15,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
-along with this program.  If not, see <http://www.gnu.org/licenses/>.
+along with this program.  If not, see <https://www.gnu.org/licenses/>.