diff --git a/pkgs/development/libraries/kde-frameworks/kconfigwidgets/default.nix b/pkgs/development/libraries/kde-frameworks/kconfigwidgets/default.nix
index 3943e5d6d494..e06d9547de07 100644
--- a/pkgs/development/libraries/kde-frameworks/kconfigwidgets/default.nix
+++ b/pkgs/development/libraries/kde-frameworks/kconfigwidgets/default.nix
@@ -11,10 +11,5 @@ mkDerivation {
   propagatedBuildInputs = [ kauth kcodecs kconfig kwidgetsaddons ];
   patches = [ ./0001-qdiriterator-follow-symlinks.patch ];
   outputs = [ "out" "dev" ];
-  preConfigure = ''
-    outputBin=dev
-  '';
-  postInstall = ''
-    moveToOutput share/man $dev
-  '';
+  outputBin = "dev";
 }