diff --git a/pkgs/by-name/lu/luarocks-packages-updater/updater.py b/pkgs/by-name/lu/luarocks-packages-updater/updater.py
index d09016ebf76d..21d5b9026d90 100755
--- a/pkgs/by-name/lu/luarocks-packages-updater/updater.py
+++ b/pkgs/by-name/lu/luarocks-packages-updater/updater.py
@@ -170,7 +170,7 @@ def commit_files(repo, message: str, files: list[Path]) -> None:
 class LuaEditor(nixpkgs_plugin_update.Editor):
     def create_parser(self):
         parser = super().create_parser()
-        parser.set_defaults(proc=1)
+        parser.set_defaults(proc=1, update_only=None)
         return parser
 
     def get_current_plugins(self, _config: FetchConfig, _nixpkgs: str):