diff --git a/libraries/gtk-sharp/gtk-sharp.info b/libraries/gtk-sharp/gtk-sharp.info
index 19588e31e1..848332f70a 100644
--- a/libraries/gtk-sharp/gtk-sharp.info
+++ b/libraries/gtk-sharp/gtk-sharp.info
@@ -1,6 +1,6 @@
 PRGNAM="gtk-sharp"
 VERSION="2.12.45"
-HOMEPAGE="http://www.mono-project.com/docs/gui/gtksharp/"
+HOMEPAGE="https://www.mono-project.com/docs/gui/gtksharp/"
 DOWNLOAD="https://download.mono-project.com/sources/gtk-sharp212/gtk-sharp-2.12.45.tar.gz"
 MD5SUM="48cdd0292229eba58b403930032fb766"
 DOWNLOAD_x86_64=""
diff --git a/libraries/gtk-sharp/slack-desc b/libraries/gtk-sharp/slack-desc
index 1cba1a3eea..87dc1c0567 100644
--- a/libraries/gtk-sharp/slack-desc
+++ b/libraries/gtk-sharp/slack-desc
@@ -15,5 +15,5 @@ gtk-sharp: .Net development frameworks.
 gtk-sharp:
 gtk-sharp:
 gtk-sharp:
-gtk-sharp: Website: http://www.mono-project.com/docs/gui/gtksharp/
+gtk-sharp: Website: https://www.mono-project.com/docs/gui/gtksharp/
 gtk-sharp: