diff --git a/src/snek/service/notification.py b/src/snek/service/notification.py
index fa3cdc3..911aa94 100644
--- a/src/snek/service/notification.py
+++ b/src/snek/service/notification.py
@@ -16,8 +16,8 @@ class NotificationService(BaseService):
 
     async def get_unread_stats(self, user_uid):
         await self.query(
-            "SELECT object_type, COUNT(*) as count FROM notification WHERE user_uid=:user_uid AND read_at IS NULL GROUP BY object_type",
-            {"user_uid": user_uid},
+            "SELECT object_type, COUNT(*) as count FROM notification WHERE user_uid= ? AND read_at IS NULL GROUP BY object_type",
+            user_uid,
         )
 
     async def create(self, object_uid, object_type, user_uid, message):