diff --git a/README.md b/README.md
index b1091d122..47fb76d32 100644
--- a/README.md
+++ b/README.md
@@ -13,7 +13,7 @@ Follow us on Twitter: [@emqtt](https://twitter.com/emqtt)
 
 The **q.emqtt.com** hosts a public emqttd cluster on [QingCloud](https://qingcloud.com):
 
-![qing_cluster](http://emqtt.io/static/img/qing_cluster.png)
+![qing_cluster](http://emqtt.io/static/img/public_cluster.png)
 
 ## Goals