diff --git a/openedx/core/djangoapps/notifications/base_notification.py b/openedx/core/djangoapps/notifications/base_notification.py
index 5541b542f8af..619dbb97a2b4 100644
--- a/openedx/core/djangoapps/notifications/base_notification.py
+++ b/openedx/core/djangoapps/notifications/base_notification.py
@@ -95,7 +95,7 @@
             'replier_name': 'replier name',
         },
         'email_template': '',
-        'filter': [FILTER_AUDIT_EXPIRED]
+        'filters': [FILTER_AUDIT_EXPIRED]
     },
     'comment_on_followed_post': {
         'notification_app': 'discussion',
@@ -111,7 +111,7 @@
             'replier_name': 'replier name',
         },
         'email_template': '',
-        'filter': [FILTER_AUDIT_EXPIRED]
+        'filters': [FILTER_AUDIT_EXPIRED]
     },
 }