diff --git a/handler/fetchself/fetch.go b/handler/fetchself/fetch.go
index 86bc22f..e854842 100644
--- a/handler/fetchself/fetch.go
+++ b/handler/fetchself/fetch.go
@@ -95,6 +95,7 @@ func fetchSelf(msg model.Message) (reply *model.Reply) {
 				log.Println("parseSystemInfo failed", err)
 				return
 			}
+			reply = &model.Reply{}
 			reply.FromMsg = msg
 			reply.ReplyMsg = info.String()
 			return
diff --git a/util/url.go b/util/url.go
index 8d361a5..6dcccaf 100644
--- a/util/url.go
+++ b/util/url.go
@@ -2,7 +2,6 @@ package util
 
 import (
 	"bytes"
-	"crypto/tls"
 	"fmt"
 	"io"
 	"net/url"
@@ -72,10 +71,7 @@ func DownloadFile(urlStr string, dirPath string) (filepath string, err error) {
 		ReadTimeout:        30 * time.Second,
 		WriteTimeout:       30 * time.Second,
 		MaxConnWaitTimeout: 30 * time.Second,
-		// TLSConfig:          nil, // 使用默认配置
-		TLSConfig: &tls.Config{
-			InsecureSkipVerify: true,
-		},
+		TLSConfig:          nil,
 	}
 
 	// 准备请求