diff --git a/clients/python/wcferry/client.py b/clients/python/wcferry/client.py
index ef1d9b9..8a7127c 100644
--- a/clients/python/wcferry/client.py
+++ b/clients/python/wcferry/client.py
@@ -1,7 +1,7 @@
 #! /usr/bin/env python3
 # -*- coding: utf-8 -*-
 
-__version__ = "39.1.0.0"
+__version__ = "39.2.1.0"
 
 import atexit
 import base64