diff --git a/pkgs/tools/graphics/editres/default.nix b/pkgs/tools/graphics/editres/default.nix
index 64222185044d..c3d9a859f3ff 100644
--- a/pkgs/tools/graphics/editres/default.nix
+++ b/pkgs/tools/graphics/editres/default.nix
@@ -10,7 +10,9 @@ stdenv.mkDerivation rec {
 
   buildInputs = [ pkgconfig libXt libXaw libXres utilmacros ];
 
-  preConfigure = "configureFlags=--with-appdefaultdir=$out/share/X11/app-defaults/editres";
+  configureFlags = "--with-appdefaultdir=$(out)/share/X11/app-defaults/editres";
+
+  hardening_format = false;
 
   meta = {
     homepage = "http://cgit.freedesktop.org/xorg/app/editres/";