diff --git a/README-zh.md b/README-zh.md
index f8078a8..3f90414 100644
--- a/README-zh.md
+++ b/README-zh.md
@@ -52,7 +52,9 @@
 
 ## 演示站点
 
-[http://mrdoc.zmister.com](http://mrdoc.zmister.com)
+开源版 - [http://mrdoc.zmister.com](http://mrdoc.zmister.com)
+
+专业版 - [https://doc.mrdoc.pro](https://doc.mrdoc.pro)
 
 用户名：test1  密码：123456
 
diff --git a/README.md b/README.md
index 11376a9..f0e7959 100644
--- a/README.md
+++ b/README.md
@@ -46,7 +46,9 @@ Current Platform：
 
 ## Example Site
 
-[http://mrdoc.zmister.com](http://mrdoc.zmister.com)
+Open Source Edition -  [http://mrdoc.zmister.com](http://mrdoc.zmister.com)
+
+Professional Edition - [https://doc.mrdoc.pro](https://doc.mrdoc.pro)
 
 username:test1  password:123456