diff --git a/docs/fileutil_zh-CN.md b/docs/fileutil_zh-CN.md
index e4dabce..3783032 100644
--- a/docs/fileutil_zh-CN.md
+++ b/docs/fileutil_zh-CN.md
@@ -681,7 +681,7 @@ package main
 
 import (
     "fmt"
-    "github.com/duke-git/lancet/v2/fileutil"
+    "github.com/duke-git/lancet/fileutil"
 )
 
 func main() {
diff --git a/netutil/net_test.go b/netutil/net_test.go
index fbd8201..76e8cdf 100644
--- a/netutil/net_test.go
+++ b/netutil/net_test.go
@@ -72,10 +72,3 @@ func TestTelnetConnected(t *testing.T) {
 	result2 := IsTelnetConnected("www.baidu.com", "123")
 	assert.Equal(false, result2)
 }
-
-// func TestDownloadFile(t *testing.T) {
-// 	assert := internal.NewAssert(t, "TestDownloadFile")
-
-// 	err := DownloadFile("./lancet_logo.jpg", "https://picx.zhimg.com/v2-fc82a4199749de9cfb71e32e54f489d3_720w.jpg?source=172ae18b")
-// 	assert.IsNil(err)
-// }