diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index e4d76baec68..792f59f2e10 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -2501,8 +2501,7 @@ let
 
   xulrunnerWrapper = {application, launcher}:
     import ../development/interpreters/xulrunner/wrapper {
-      inherit stdenv application launcher;
-      xulrunner = firefoxPkgs.xulrunner;
+      inherit stdenv application launcher xulrunner;
     };
 
   xulrunner = firefoxPkgs.xulrunner;