diff --git a/README.md b/README.md
index 4a2971a2831bbe0ab5aae75fa0b14c062e9c9933..f58f7cdc002d31a329bf4a5e7c7abe1f6746b726 100644
--- a/README.md
+++ b/README.md
@@ -21,4 +21,4 @@
 
 作者微信: qiufengblue(加我请备注来意，例如"讨论模型相关")
 
-<img src="https://s3.qiufeng.blue/blog/WechatIMG313.jpeg" style="width:300px"/>
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+<img src="https://s3.qiufeng.blue/blog/WechatIMG313.jpeg" width="400px" />
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