diff --git a/pkgs/desktops/mate/mate-polkit/default.nix b/pkgs/desktops/mate/mate-polkit/default.nix
index 9f5c1bb46ee..5f1dfaa5ba4 100644
--- a/pkgs/desktops/mate/mate-polkit/default.nix
+++ b/pkgs/desktops/mate/mate-polkit/default.nix
@@ -10,13 +10,13 @@ stdenv.mkDerivation rec {
   };
 
   nativeBuildInputs = [
-    pkgconfig
+    gobject-introspection
     intltool
+    pkgconfig
   ];
 
   buildInputs = [
     gtk3
-    gobject-introspection
     libappindicator-gtk3
     libindicator-gtk3
     polkit