diff --git a/helpers.py b/helpers.py
index db75ab1..1009e5b 100644
--- a/helpers.py
+++ b/helpers.py
@@ -132,7 +132,7 @@ def changeform_view(
 
         extra_context.update(
             {
-                "actions_submit_line": self.get_actions_submit_line(request, object_id=int(object_id)),
+                "actions_submit_line": self.get_actions_submit_line(request, object_id=int(object_id) if object_id is not None else None),
                 "actions_detail": actions,
             }
         )