diff --git a/ChangeLog b/ChangeLog
index 9ae1d5cd66..2978bca61a 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,9 @@
+1999-10-04 Olof S Kylander <olof@gimp.org>
+
+	* app/color_cmds.c
+
+	fixed bug report 2306 and 2208
+
 1999-10-04  Sven Neumann <sven@gimp.org>
 
 	* app/tool_options.c: backed out a change from last weekend that was
diff --git a/app/color_cmds.c b/app/color_cmds.c
index 0ed3975c98..85749a3f91 100644
--- a/app/color_cmds.c
+++ b/app/color_cmds.c
@@ -658,7 +658,7 @@ curves_explicit_invoker (Argument *args)
   GimpDrawable *drawable;
   gint32 channel;
   gint32 num_bytes;
-  gint8 *curve;
+  guint8 *curve;
   CurvesDialog cd;
   int x1, y1, x2, y2;
   int i, j;
@@ -676,7 +676,7 @@ curves_explicit_invoker (Argument *args)
   if (num_bytes <= 0)
     success = FALSE;
 
-  curve = (gint8 *) args[3].value.pdb_pointer;
+  curve = (guint8 *) args[3].value.pdb_pointer;
 
   if (success)
     {