diff --git a/app/chat/controller/GroupController.php b/app/chat/controller/GroupController.php
index 49bc1af..e128de9 100644
--- a/app/chat/controller/GroupController.php
+++ b/app/chat/controller/GroupController.php
@@ -10,6 +10,7 @@ use app\exception\MyBusinessException;
 use app\utils\Session;
 use ba\Random;
 use support\Log;
+use support\Redis;
 use support\Request;
 use support\Response;
 use support\think\Db;
@@ -43,7 +44,6 @@ class GroupController extends ApiController
         ])->find();
         if (!$owner) {
             return $this->error('无权修改');
-
         }
         $res = Db::name('chat_group')->where([
             'id' => $group_id,
@@ -52,6 +52,12 @@ class GroupController extends ApiController
             'name' => $title
         ]);
         if($res) {
+            // 删除群聊中的所有人的会话列表
+            $group_member = Db::name('chat_group_member')->where(['group_id' => $group_id])->select()->toArray();
+            foreach ($group_member as $k => $v) {
+                $role = $v['role']==1?2:1;
+                Redis::del('usermsg:list:' . $role . ':' . $v['user_id']);
+            }
             return $this->success();
         }else {
             return $this->error('修改失败');
diff --git a/extend/chat/model/Base.php b/extend/chat/model/Base.php
index 01c3d83..4e38112 100644
--- a/extend/chat/model/Base.php
+++ b/extend/chat/model/Base.php
@@ -280,6 +280,7 @@ namespace extend\chat\model;
                     if($grep['is_dist'] == 0) {
                         if(Gateway::isUidOnline($str_uid)) {
                             $notice_data['nick'] = $user['nick_name'];
+                            $notice_data['send_time_origin'] = $notice_data['send_time'];
                             $notice_data['send_time'] = formatWeChatTime($notice_data['send_time']);
                             Log::info('要发消息了---》' . $str_uid);
                             Gateway::sendToUid($str_uid, self::sendReceive($notice_data));