diff --git a/README.md b/README.md
index 109815d6..60c2e503 100644
--- a/README.md
+++ b/README.md
@@ -44,7 +44,7 @@ $ go get -u github.com/iGoogle-ink/gopay
 * 未完成，有问题+微信
 
 微信：
-<img width="300" height="300" src="https://raw.githubusercontent.com/iGoogle-ink/gopay/master/wechat_jerry.png"/>
+<img width="260" height="260" src="https://raw.githubusercontent.com/iGoogle-ink/gopay/master/wechat_jerry.png"/>
 
 ## 微信支付