1 files changed, 7 insertions, 4 deletions
diff --git a/pkgs/development/libraries/polkit-qt-1/default.nix b/pkgs/development/libraries/polkit-qt-1/default.nix
index b887134e5b9..3715158705c 100644
--- a/pkgs/development/libraries/polkit-qt-1/default.nix
+++ b/pkgs/development/libraries/polkit-qt-1/default.nix
@@ -1,7 +1,10 @@
 { stdenv, fetchurl, cmake, pkgconfig, polkit, automoc4, glib
-, qt4 ? null, qt5 ? null, withQt5 ? false }:
+, qt4 ? null
+, withQt5 ? false, qtbase ? null }:
 
-assert (withQt5 -> qt5 != null); assert (!withQt5 -> qt4 != null);
+with stdenv.lib;
+
+assert (withQt5 -> qtbase != null); assert (!withQt5 -> qt4 != null);
 
 stdenv.mkDerivation {
   name = "polkit-qt-1-0.112.0";
@@ -11,9 +14,9 @@ stdenv.mkDerivation {
     sha256 = "1ip78x20hjqvm08kxhp6gb8hf6k5n6sxyx6kk2yvvq53djzh7yv7";
   };
 
-  nativeBuildInputs = [ cmake automoc4 pkgconfig ];
+  nativeBuildInputs = [ cmake pkgconfig ] ++ optional (!withQt5) automoc4;
 
-  propagatedBuildInputs = [ polkit glib ] ++ (if withQt5 then [qt5.base] else [qt4]);
+  propagatedBuildInputs = [ polkit glib ] ++ [(if withQt5 then qtbase else qt4)];
 
   meta = {
     description = "A Qt wrapper around PolKit";