diff --git a/README.md b/README.md
index f8db93f..381a7e2 100644
--- a/README.md
+++ b/README.md
@@ -5,7 +5,7 @@
 
 #### 组件工具
 1. 安装
-> go install myschools.me/suguo/snippet/snippet@latest
+> go install myschools.me/suguo/snippet@latest
 2. 使用
 > snippet -dl mysql
 
diff --git a/snippet/main.go b/main.go
similarity index 95%
rename from snippet/main.go
rename to main.go
index 7e52b60..0dc9989 100644
--- a/snippet/main.go
+++ b/main.go
@@ -42,7 +42,8 @@ func main() {
 
 // get all file link and download it
 func dl(client http.Client, path string, wg *sync.WaitGroup) {
-	if !isExist(path) {
+	_, err := os.Stat(path)
+	if !os.IsNotExist(err) {
 		os.MkdirAll(path, 0775)
 	}
 
@@ -112,9 +113,3 @@ func getHtml(client http.Client, url string) ([]byte, error) {
 	}
 	return data, nil
 }
-
-// if file or directory exits
-func isExist(path string) bool {
-	_, err := os.Stat(path)
-	return !os.IsNotExist(err)
-}