diff --git a/pkgs/desktops/gnome-3/core/gconf/default.nix b/pkgs/desktops/gnome-3/core/gconf/default.nix
index 1729ec066233..99883c8a3f67 100644
--- a/pkgs/desktops/gnome-3/core/gconf/default.nix
+++ b/pkgs/desktops/gnome-3/core/gconf/default.nix
@@ -1,5 +1,5 @@
 { stdenv, fetchurl, pkgconfig, dbus_glib, gnome3 ? null, glib, libxml2
-, intltool, polkit, orbit, withGtk ? false }:
+, intltool, polkit, orbit, python, withGtk ? false }:
 
 assert withGtk -> (gnome3 != null);
 
@@ -18,7 +18,7 @@ stdenv.mkDerivation rec {
     sha256 = "0k3q9nh53yhc9qxf1zaicz4sk8p3kzq4ndjdsgpaa2db0ccbj4hr";
   };
 
-  buildInputs = [ libxml2 polkit orbit ] ++ stdenv.lib.optional withGtk gnome3.gtk;
+  buildInputs = [ libxml2 polkit orbit python ] ++ stdenv.lib.optional withGtk gnome3.gtk;
   propagatedBuildInputs = [ glib dbus_glib  ];
   nativeBuildInputs = [ pkgconfig intltool ];