diff --git a/app/config.py b/app/config.py
index 2e1a272ba..ef6b7e745 100644
--- a/app/config.py
+++ b/app/config.py
@@ -137,7 +137,7 @@ class Config(object):
         'visibility_timeout': 310,
         'queue_name_prefix': NOTIFICATION_QUEUE_PREFIX
     }
-    CELERY_ENABLE_UTC = True,
+    CELERY_ENABLE_UTC = True
     CELERY_TIMEZONE = 'Europe/London'
     CELERY_ACCEPT_CONTENT = ['json']
     CELERY_TASK_SERIALIZER = 'json'