diff --git a/backend/open_webui/utils/auth.py b/backend/open_webui/utils/auth.py
index 6dd3234b0..54ad6a0bf 100644
--- a/backend/open_webui/utils/auth.py
+++ b/backend/open_webui/utils/auth.py
@@ -8,7 +8,9 @@ import requests
 import os
 
 
-from datetime import UTC, datetime, timedelta
+from datetime import datetime, timedelta
+import pytz
+from pytz import UTC
 from typing import Optional, Union, List, Dict
 
 from open_webui.models.users import Users