diff --git a/lib/galaxy/celery/tasks.py b/lib/galaxy/celery/tasks.py
index 35b133fd5845..7c1d75dbb86a 100644
--- a/lib/galaxy/celery/tasks.py
+++ b/lib/galaxy/celery/tasks.py
@@ -289,7 +289,7 @@ def abort_when_job_stops(function: Callable, session: galaxy_scoped_session, job
     if not is_aborted(session, job_id):
         future = celery_app.fork_pool.submit(
             function,
-            timeout=None,
+            None,
             **kwargs,
         )
         while True: