diff --git a/tests/worker/test_workflow.py b/tests/worker/test_workflow.py
index b7924075c4..b2deced4f8 100644
--- a/tests/worker/test_workflow.py
+++ b/tests/worker/test_workflow.py
@@ -9153,7 +9153,7 @@ async def check_heartbeat_details_exist(
 
             # Wait for sync activity
             activity_info_1 = await assert_pending_activity_exists_eventually(
-                handle, test_activity_id
+                handle, test_activity_id, timeout=timedelta(seconds=10)
             )
             # Assert not paused
             assert not activity_info_1.paused