diff --git a/app/api/controller/Passport.php b/app/api/controller/Passport.php
index 76fe349..5a15ab7 100644
--- a/app/api/controller/Passport.php
+++ b/app/api/controller/Passport.php
@@ -16,7 +16,7 @@ class Passport extends ApiController{
     public function login():Json
     {
         if (!$this->request->isPost()) {
-            return $this->renderError('请求方式错误');
+            return $this->renderError('不支持GET请求');
         }
         $data = $this->postData();
         $model = new UserService;
diff --git a/app/api/service/UserService.php b/app/api/service/UserService.php
index 4b4b32e..524cee5 100644
--- a/app/api/service/UserService.php
+++ b/app/api/service/UserService.php
@@ -2,7 +2,6 @@
 namespace app\api\service;
 
 use app\api\model\User;
-use think\Db;
 /**
  * 用户表
  */