diff --git a/channel/wechat/wechat_channel.py b/channel/wechat/wechat_channel.py
index fffb22b..d79bda0 100644
--- a/channel/wechat/wechat_channel.py
+++ b/channel/wechat/wechat_channel.py
@@ -10,7 +10,6 @@ import os
 import threading
 import time
 import requests
-import sys
 
 from bridge.context import *
 from bridge.reply import *