diff --git a/doc/idea/idea-set-up.md b/doc/idea/idea-set-up.md
index 03266833..d0795a76 100644
--- a/doc/idea/idea-set-up.md
+++ b/doc/idea/idea-set-up.md
@@ -60,6 +60,8 @@ ranslate.google.com
 查看nodejs是否安装成功：node --version；
 ```
 
+- npm install -g yarn
+
 - 在package.json文件右键,npm install安装依赖包
 
 ```