diff --git a/litellm/proxy/auth/auth_checks.py b/litellm/proxy/auth/auth_checks.py
index 1638f93e75d..9f419bfad18 100644
--- a/litellm/proxy/auth/auth_checks.py
+++ b/litellm/proxy/auth/auth_checks.py
@@ -1798,7 +1798,7 @@ async def get_key_object(
     )
 
     if _valid_token is None:
-        raise ProxyException(
+        raise ProxyAuthenticationException(
             message="Authentication Error, Invalid proxy server token passed. key={}, not found in db. Create key via `/key/generate` call.".format(
                 hashed_token
             ),