diff --git a/pkgs/desktops/arcan/cat9/default.nix b/pkgs/desktops/arcan/cat9/default.nix
index d94f3c59c425..5e96b0f5fbdd 100644
--- a/pkgs/desktops/arcan/cat9/default.nix
+++ b/pkgs/desktops/arcan/cat9/default.nix
@@ -3,7 +3,7 @@
 , fetchFromGitHub
 }:
 
-stdenvNoCC.mkDerivation (self: {
+stdenvNoCC.mkDerivation (finalAttrs: {
   pname = "cat9";
   version = "unstable-2023-02-11";