diff --git a/docs/zh-cn/README.md b/docs/zh-cn/README.md
index c877479..bc907ce 100644
--- a/docs/zh-cn/README.md
+++ b/docs/zh-cn/README.md
@@ -22,7 +22,7 @@ composer require simps/mqtt
 
 ## 关注
 
-![](https://fastly.jsdelivr.net/gh/sy-records/staticfile/images/202012/wechat_white.png)
+![](https://cdn.jsdelivr.net/gh/sy-records/staticfile/images/202012/wechat_white.png)
 
 ## 赞赏 :id=donate