diff --git a/util/checker.go b/util/checker.go
index 7fb1d67..150bbfe 100644
--- a/util/checker.go
+++ b/util/checker.go
@@ -11,13 +11,14 @@ var Checker checker
 
 // NetOk 网络状况检查
 func (checker) NetOk(timeout uint) bool {
-	h, _, e := tool.HTTP.GetBytes(&tool.GetRequest{
+	h, i, e := tool.HTTP.GetReader(&tool.GetRequest{
 		Url:      "https://www.baidu.com/",
 		Redirect: false,
 		Timeout:  time.Duration(timeout) * time.Second,
 	})
-	if e != nil || h.Get("Location") != "" {
+	if e != nil {
 		return false
 	}
-	return true
+	_ = i.Close()
+	return h.Get("Location") == ""
 }