diff --git a/pkgs/tools/misc/alarm-clock-applet/default.nix b/pkgs/tools/misc/alarm-clock-applet/default.nix
index bde6ed54eed1..9a3e0b905e13 100644
--- a/pkgs/tools/misc/alarm-clock-applet/default.nix
+++ b/pkgs/tools/misc/alarm-clock-applet/default.nix
@@ -8,6 +8,7 @@
 , libunique
 , intltool
 , gst_plugins ? with gst_all_1; [ gst-plugins-base gst-plugins-good gst-plugins-ugly ]
+, wrapGAppsHook
 }:
 
 stdenv.mkDerivation rec {
@@ -35,17 +36,13 @@ stdenv.mkDerivation rec {
     libxml2
     libunique
     intltool
+    wrapGAppsHook
   ];
 
   propagatedUserEnvPkgs = [ gnome.GConf.out ];
 
   enableParallelBuilding = true;
 
-  preFixup = ''
-    wrapProgram $out/bin/alarm-clock-applet \
-      --prefix GST_PLUGIN_SYSTEM_PATH_1_0 : "$GST_PLUGIN_SYSTEM_PATH_1_0"
-  '';
-
   meta = with stdenv.lib; {
     homepage = http://alarm-clock.pseudoberries.com/;
     description = "A fully-featured alarm clock for your GNOME panel or equivalent";