diff --git a/backend/user/notifications.py b/backend/user/notifications.py
index 0241db3e..53859995 100644
--- a/backend/user/notifications.py
+++ b/backend/user/notifications.py
@@ -95,6 +95,7 @@ def dict(self):
             result = super().dict()
             if self.urgent:
                 result["aps"]["interruption-level"] = "time-sensitive"
+            return result
 
     @staticmethod
     def get_client(is_dev):