diff --git a/application/api/controller/Xintiao.php b/application/api/controller/Xintiao.php
index 7fa2b03..1990369 100644
--- a/application/api/controller/Xintiao.php
+++ b/application/api/controller/Xintiao.php
@@ -15,6 +15,9 @@ class Xintiao extends BaseCom
     public function keep_room_heartbeat()
     {
         $room_id = input('room_id');
+        if(!$room_id){
+            return V(0, '参数错误', null);
+        }
         $user_id = $this->uid;
         $is_xintiao = db::name('vs_room_heartbeat')->where(['user_id' => $user_id, 'room_id' => $room_id])->find();
         if($is_xintiao){