diff --git a/pkgs/games/wireworld/default.nix b/pkgs/games/wireworld/default.nix
index 2b23144c00b51..00c69cf7d7a9e 100644
--- a/pkgs/games/wireworld/default.nix
+++ b/pkgs/games/wireworld/default.nix
@@ -30,7 +30,7 @@ stdenv.mkDerivation rec {
   desktopItems = [
     (makeDesktopItem {
       name = "Wireworld";
-      exec = pname;
+      exec = "Wireworld";
       comment = "";
       desktopName = "Wireworld";
       genericName = "Wireworld";