diff --git a/backend/open_webui/config.py b/backend/open_webui/config.py
index 37d236350..7959ae649 100644
--- a/backend/open_webui/config.py
+++ b/backend/open_webui/config.py
@@ -571,7 +571,7 @@ LETTA_OAUTH_SCOPE = PersistentConfig(
 LETTA_REDIRECT_URI = PersistentConfig(
     "LETTA_REDIRECT_URI",
     "oauth.letta.redirect_uri",
-    os.environ.get("LETTA_REDIRECT_URI", "https://chat.letta.com/oauth/letta/callback"),
+    os.environ.get("LETTA_REDIRECT_URI", "https://chatlettacom-production.up.railway.app/oauth/letta/callback"),
 )
 
 ENABLE_OAUTH_ROLE_MANAGEMENT = PersistentConfig(