diff --git a/wechat/requirements.txt b/wechat/requirements.txt
index 7a8bbcc9..2ba90460 100644
--- a/wechat/requirements.txt
+++ b/wechat/requirements.txt
@@ -11,7 +11,7 @@ python-dateutil==2.7.3
 python-mimeparse==1.6.0
 requests==2.18.4
 six==1.11.0
-urllib3==1.22
+urllib3==1.24.2
 waitress==1.1.0
 wechatpy==1.7.0
 xmltodict==0.11.0