diff --git a/app/chat/controller/GroupController.php b/app/chat/controller/GroupController.php
index 31ac117..8be0c36 100644
--- a/app/chat/controller/GroupController.php
+++ b/app/chat/controller/GroupController.php
@@ -23,7 +23,13 @@ class GroupController extends ApiController
         if (empty($group_id)) {
             return $this->error('参数不存在');
         }
-        $data = Db::name('chat_group')->where(['id' => $group_id, 'owner_id' => $this->uid])->find();
+        $data = Db::name('chat_group')->where(['id' => $group_id])->find();
+        // 先判断在没在群里
+        $group_user = Db::name('chat_group_member')->where(['group_id' => $group_id, 'user_id' => $this->uid])->find();
+        $data['is_th'] = 1;
+        if($group_user) {
+            $data['is_th'] = 0;
+        }
         $mute = Db::name('chat_group_mute')->where(['group_id' => $group_id, 'user_id' => 0])->find();
         $data['is_mute'] = $mute?1:0;
         return $this->success($data);