diff --git a/app/common/middleware/SignMiddleware.php b/app/common/middleware/SignMiddleware.php
index 39aad268..7a783ed4 100755
--- a/app/common/middleware/SignMiddleware.php
+++ b/app/common/middleware/SignMiddleware.php
@@ -72,13 +72,13 @@ class SignMiddleware extends BaseMiddleware
     {
         // 验证请求， 10秒钟失效
         if (time() - ($data['timestamp'] ?? 0) > 10) {
-            // throw new AuthException('签名已失效');
+            throw new AuthException('签名已失效');
         }
         // 比对签名
         $clientSign = $data['sign'] ?? '';
         $serverSign = $this->makeSign($data, $appSecret);
         if ($clientSign != $serverSign) {
-            // throw new AuthException('签名校验失败');
+            throw new AuthException('签名校验失败');
         }
     }
 }
\ No newline at end of file
diff --git a/app/controller/middle/Merchant.php b/app/controller/middle/Merchant.php
index 65915b29..f03e3fa4 100644
--- a/app/controller/middle/Merchant.php
+++ b/app/controller/middle/Merchant.php
@@ -5,6 +5,7 @@ use crmeb\basic\BaseController;
 use think\App;
 use think\facade\Db;
 use app\common\repositories\system\merchant\MerchantRepository;
+use Overtrue\Pinyin\Pinyin;
 
 /**
  * Class Auth