diff --git a/app/chat/controller/GroupController.php b/app/chat/controller/GroupController.php
index 7991e05..31ac117 100644
--- a/app/chat/controller/GroupController.php
+++ b/app/chat/controller/GroupController.php
@@ -23,7 +23,10 @@ class GroupController extends ApiController
         if (empty($group_id)) {
             return $this->error('参数不存在');
         }
-        return $this->success(Db::name('chat_group')->where(['id' => $group_id, 'owner_id' => $this->uid])->find());
+        $data = Db::name('chat_group')->where(['id' => $group_id, 'owner_id' => $this->uid])->find();
+        $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);
     }