diff --git a/README.md b/README.md
index 7556444..61ae350 100644
--- a/README.md
+++ b/README.md
@@ -3,7 +3,8 @@ cat 是golang 实现的cat命令，完成了cat命令的所有功能，对posix
 
 ## install
 ```
-go build -o cat github.com/antlabs/cat/_cmd
+// go build -o cat github.com/antlabs/cat/_cmd
+env GOPROXY="goproxy.cn" go install github.com/antlabs/cat/cat@latest
 ```
 ## usage
 ```console
@@ -23,4 +24,4 @@ Flags:
 
 Args:
     <files>  
-```
\ No newline at end of file
+```
diff --git a/cmd/cat.go b/cat/cat.go
similarity index 100%
rename from cmd/cat.go
rename to cat/cat.go