diff --git a/pkgs/os-specific/linux/kernel/zen-kernels.nix b/pkgs/os-specific/linux/kernel/zen-kernels.nix
index 79d056d2cf91..300b77082ef2 100644
--- a/pkgs/os-specific/linux/kernel/zen-kernels.nix
+++ b/pkgs/os-specific/linux/kernel/zen-kernels.nix
@@ -145,7 +145,7 @@ let
             UCLAMP_TASK_GROUP = mkKernelOverride (option no);
           };
 
-        passthru.updateScript = [
+        extraPassthru.updateScript = [
           ./update-zen.py
           (if isLqx then "lqx" else "zen")
         ];