diff --git a/README.md b/README.md
index 23b92232e3bf756231947134c75afa0ce1c09d5b..ceafbeaa1114f3ce235722cfcc3c7f2476ab1c5c 100644
--- a/README.md
+++ b/README.md
@@ -250,7 +250,9 @@ You can directly submit pull requests for documentation changes.
 
 Wechaty is used in many ChatBot projects by hundreds of developers. If you want to talk with other developers, just scan the following QR Code in WeChat with secret code _wechaty_, you can join our **Wechaty Developers' Home** at once.
 
-![Wechaty Developers' Home](https://raw.githubusercontent.com/chatie/wechaty/master/image/BotQrcode.png)
+<div align=center>
+<img src="https://raw.githubusercontent.com/chatie/wechaty/master/image/BotQrcode.png" width="220" height="220" alt="Wechaty Developers' Home"/>
+</div>
 
 Scan now, because other Wechaty developers want to talk with you too! (secret code: _wechaty_)