diff --git a/libraries/fltk/fltk.SlackBuild b/libraries/fltk/fltk.SlackBuild
index c3d1a7663f..90a2d092ee 100644
--- a/libraries/fltk/fltk.SlackBuild
+++ b/libraries/fltk/fltk.SlackBuild
@@ -25,8 +25,8 @@
 cd $(dirname $0) ; CWD=$(pwd)
 
 PRGNAM=fltk
-VERSION=${VERSION:-1.3.5}
-BUILD=${BUILD:-2}
+VERSION=${VERSION:-1.3.8}
+BUILD=${BUILD:-1}
 TAG=${TAG:-_SBo}
 PKGTYPE=${PKGTYPE:-tgz}
 
diff --git a/libraries/fltk/fltk.info b/libraries/fltk/fltk.info
index 0f9ee83437..373c0f0d00 100644
--- a/libraries/fltk/fltk.info
+++ b/libraries/fltk/fltk.info
@@ -1,8 +1,8 @@
 PRGNAM="fltk"
-VERSION="1.3.5"
+VERSION="1.3.8"
 HOMEPAGE="http://www.fltk.org"
-DOWNLOAD="https://www.fltk.org/pub/fltk/1.3.5/fltk-1.3.5-source.tar.gz"
-MD5SUM="e85017defd5a03ae82e634311db87bbf"
+DOWNLOAD="https://www.fltk.org/pub/fltk/1.3.8/fltk-1.3.8-source.tar.gz"
+MD5SUM="84907602c2e50fadec3bc40fb61935cd"
 DOWNLOAD_x86_64=""
 MD5SUM_x86_64=""
 REQUIRES=""