diff --git a/pkgs/development/libraries/gtk-engines/default.nix b/pkgs/development/libraries/gtk-engines/default.nix
index 115547a72f7..70b2c4d1e22 100644
--- a/pkgs/development/libraries/gtk-engines/default.nix
+++ b/pkgs/development/libraries/gtk-engines/default.nix
@@ -4,7 +4,7 @@ stdenv.mkDerivation {
   name = "gtk-engines-2.20.2";
 
   src = fetchurl {
-    url = "ftp://ftp.gnome.org/pub/gnome/sources/gtk-engines/2.20/gtk-engines-2.20.2.tar.bz2";
+    url = "mirror://gnome/sources/gtk-engines/2.20/gtk-engines-2.20.2.tar.bz2";
     sha256 = "1db65pb0j0mijmswrvpgkdabilqd23x22d95hp5kwxvcramq1dhm";
   };