diff --git a/workers/notificationworker.py b/workers/notificationworker.py
index 6c99e84d6..3d3e2f80f 100644
--- a/workers/notificationworker.py
+++ b/workers/notificationworker.py
@@ -7,7 +7,7 @@ from endpoints.notificationevent import NotificationEvent, InvalidNotificationEv
 from workers.queueworker import QueueWorker, JobException
 
 from data import model
-from data.database import RepositoryNotification
+from data.model import InvalidNotificationException
 
 logger = logging.getLogger(__name__)
 
@@ -17,7 +17,7 @@ class NotificationWorker(QueueWorker):
 
     try:
       notification = model.notification.get_repo_notification(notification_uuid)
-    except RepositoryNotification.DoesNotExist:
+    except InvalidNotificationException:
       # Probably deleted.
       return