diff --git a/dis_sdk_python/com/huaweicloud/dis/sdk/python/client/disclient.py b/dis_sdk_python/com/huaweicloud/dis/sdk/python/client/disclient.py
index e648f6a..8e54e1c 100644
--- a/dis_sdk_python/com/huaweicloud/dis/sdk/python/client/disclient.py
+++ b/dis_sdk_python/com/huaweicloud/dis/sdk/python/client/disclient.py
@@ -87,7 +87,7 @@ def updateAuthInfo(self, ak, sk, projectid, region, xSecrityToken):
         self.sk = sk
         self.projectid = projectid
         self.region = region
-        self.xSecrityToken = xSecrityToken;
+        self.xSecrityToken = xSecrityToken
 
     def setUserAgent(self, useragent):
         self._useragent = useragent