diff --git a/docs/README.md b/docs/README.md
index 8cc2597456e9c2abd5eb958a776097fe90c86a2f..de79983998aa2e530f8201093782803802e8a600 100644
--- a/docs/README.md
+++ b/docs/README.md
@@ -248,7 +248,7 @@ $ node app.js
 
 返回数据如下图: 
 
-![签到成功](https://raw.githubusercontent.com/Binaryify/NeteaseCloudMusicApi/master/static/signinSuccess)
+![签到成功](https://raw.githubusercontent.com/Binaryify/NeteaseCloudMusicApi/master/static/signinSuccess.png)
 
 ![签到失败](https://raw.githubusercontent.com/Binaryify/NeteaseCloudMusicApi/master/static/signinError.png)