diff --git a/app/Services/UserService.php b/app/Services/UserService.php
index 6d0121b..2104c11 100644
--- a/app/Services/UserService.php
+++ b/app/Services/UserService.php
@@ -1010,7 +1010,10 @@ class UserService extends BaseService
                 Log::getInstance("UserService-userImLoginStatus")->info("用户已设上线");
             } elseif ($msg_data['Info']['Action'] == "Disconnect"){
                 // 点右上角退出/断网(如手机开启飞行模式)/微信切后台/杀掉微信进程
-                $time = strtotime($msg_data['RequestTime']) + 2*60;
+                $time = time() - $msg_data['RequestTime'] + 2*60;
+                if ($time <= 0){
+                    $time = 2 * 60;
+                }
 
                 $data = array();
                 $data['user_id'] = $user['user_id'];