diff --git a/README.md b/README.md
index bcd4e3a..26f83ce 100644
--- a/README.md
+++ b/README.md
@@ -18,6 +18,7 @@ export PATH=$PATH:$GOPATH/bin
 source ~/.bashrc
 //验证安装
 go version 
+//cd到main.go源码目录
 cd /share-copilot/source
 go build
 ```