diff --git a/README.md b/README.md
index 9d2598d..a5e6bd5 100644
--- a/README.md
+++ b/README.md
@@ -42,12 +42,15 @@ NGINX配置
 JwtToken.php 需要修改成如下
 搜索 private static function getTokenFromHeaders(): string  定位路径
 ```
-    private static function getTokenFromHeaders(): string
+ private static function getTokenFromHeaders(): string
     {
         // $authorization = !empty(request()->header('authorization'))?request()->header('authorization'):request()->header('token');
         $token1 = request()->header('Authorization');
         $token2 =request()->header('Token');
         $authorization_tmp = !empty($token1) ? $token1 : $token2;
+        if(empty($authorization_tmp)){
+            throw new JwtTokenException('请求未携带authorization信息');
+        }
         // $authorization='Bearer '.$authorization_tmp;
         if (strpos($authorization_tmp,"Bearer ") === false) {
             $authorization= 'Bearer '.$authorization_tmp;