diff --git a/application/adminapi/controller/Room.php b/application/adminapi/controller/Room.php
index acc2aa2..51230d5 100644
--- a/application/adminapi/controller/Room.php
+++ b/application/adminapi/controller/Room.php
@@ -926,9 +926,22 @@ class Room extends adminApi
             if($status){
                 $data['status'] = $status;
             }
+            $bg_url = db::name('vs_room_background')->where('id',$id)->value('image_url');
 
             $res = db::name('vs_room_background')->where('id',$id)->update($data);
             if($res){
+                if($bg_url != $image_url){
+                    //查询使用默认背景的房间
+                    $room_list = db::name('vs_room')->field('id,room_background')->where(['room_status' => ['<>',3]])->select();
+                    if($room_list){
+                        foreach ($room_list as $v){
+                            //判断是否使用默认背景，room_background 字段值是否是以 get_system_config_value('web_site') 开头
+                            if(strpos($v['room_background'],get_system_config_value('web_site')) !== FALSE){
+                                db::name('vs_room')->where('id',$v['id'])->update(['room_background' => $image_url]);
+                            }
+                        }
+                    }
+                }
                 return V(1,"成功");
             }
             else{