diff --git a/README_zh.md b/README_zh.md
index 26850fb..8055a1b 100644
--- a/README_zh.md
+++ b/README_zh.md
@@ -44,7 +44,7 @@ bash <(curl -s -S -L https://monibuca.com/demo.sh)
 
 # 交流微信群
 
-![交流微信群](https://monibuca.com/wechat.png?t=3.25)
+![交流微信群](https://monibuca.com/wechat.png?t=4.8)
 
 # Q&A