diff --git a/Casks/w/wechat.rb b/Casks/w/wechat.rb
index b4f64fc285..5e0cedc498 100644
--- a/Casks/w/wechat.rb
+++ b/Casks/w/wechat.rb
@@ -1,5 +1,5 @@
 cask "wechat" do
-  version "3.8.4.20"
+  version "3.8.5.17"
   sha256 :no_check
 
   url "https://dldir1.qq.com/weixin/mac/WeChatMac.dmg"