diff --git a/README.md b/README.md
index bf0e08be..21c1cd0b 100644
--- a/README.md
+++ b/README.md
@@ -34,6 +34,8 @@ English | [简体中文](./README.zh-CN.md)
 
 It is a magical vue admin based on the newest development stack of vue, built-in i18n solution, typical templates for enterprise applications, lots of awesome features. It helps you build a large complex Single-Page Applications. I believe whatever your needs are, this project will help you.
 
+** [v4.0](https://github.com/PanJiaChen/vue-element-admin/tree/v4.0) has in beta. It built on vue-cli, optimized a lot of code, and added a lot of new features. Welcome to use and make suggestions. **
+
 - [Preview](http://panjiachen.github.io/vue-element-admin)
 
 - [Documentation](https://panjiachen.github.io/vue-element-admin-site/)
diff --git a/README.zh-CN.md b/README.zh-CN.md
index 5dc9f1d7..310095f1 100644
--- a/README.zh-CN.md
+++ b/README.zh-CN.md
@@ -32,6 +32,8 @@
 
 [vue-element-admin](http://panjiachen.github.io/vue-element-admin) 是一个后台集成解决方案，它基于 [vue](https://github.com/vuejs/vue) 和 [element](https://github.com/ElemeFE/element)。它使用了最新的前端技术栈，内置了 i18 国际化解决方案，动态路由，权限验证，提炼了典型的业务模型，提供了丰富的功能组件，它可以帮助你快速搭建企业级中后台产品原型。相信不管你的需求是什么，本项目都能帮助到你。
 
+**[v4.0](https://github.com/PanJiaChen/vue-element-admin/tree/v4.0) 已经进入 beta 测试阶段。 它基于vue-cli进行构建，优化了大量代码尤其是权限和mock这快，并且增加了不少新特性。欢迎使用并提出建议。**
+
 - [在线访问](http://panjiachen.github.io/vue-element-admin)
 
 - [使用文档](https://panjiachen.github.io/vue-element-admin-site/zh/)