diff --git a/pkgs/development/libraries/glib/2.30.x.nix b/pkgs/development/libraries/glib/2.30.x.nix
index f92b9cf4cca6..25f8abfeb0a5 100644
--- a/pkgs/development/libraries/glib/2.30.x.nix
+++ b/pkgs/development/libraries/glib/2.30.x.nix
@@ -26,6 +26,8 @@ stdenv.mkDerivation rec {
 
   propagatedBuildInputs = [ zlib libffi ];
 
+  passthru.gioModuleDir = "lib/gio/modules";
+
   # glib buildsystem fails to find python, thus hardcodes python2.4 in #!
   postInstall = ''rm -rvf $out/share/gtk-doc'';