diff --git a/client/clip_client/client.py b/client/clip_client/client.py
index 68fc3ee48..ee4f5f697 100644
--- a/client/clip_client/client.py
+++ b/client/clip_client/client.py
@@ -46,7 +46,7 @@ def __init__(self, server: str, credential: dict = {}, **kwargs):
         if self._scheme == 'ws':
             self._scheme = 'websocket'  # temp fix for the core
             if credential:
-                raise ValueError(
+                warnings.warn(
                     'Credential is not supported for websocket, please use grpc or http'
                 )