diff --git a/README_APIv2.md b/README_APIv2.md
index aff5c15..3ec2f5a 100644
--- a/README_APIv2.md
+++ b/README_APIv2.md
@@ -64,6 +64,7 @@ $res = $instance
       'desc'             => '理赔',
       'spbill_create_ip' => '192.168.0.1',
     ],
+    'wxpay_sign_verify' => false //该接口没有返回sign字段，不需要验证返回签名
     'security' => true, //请求需要双向证书
     'debug' => true //开启调试模式
 ])
diff --git a/src/ClientXmlTrait.php b/src/ClientXmlTrait.php
index de02ef6..2d0ba1c 100644
--- a/src/ClientXmlTrait.php
+++ b/src/ClientXmlTrait.php
@@ -88,7 +88,10 @@ public static function transformResponse(string $secret = ''): callable
     {
         return static function (callable $handler) use ($secret): callable {
             return static function (RequestInterface $request, array $options = []) use ($secret, $handler): PromiseInterface {
-                return $handler($request, $options)->then(static function(ResponseInterface $response) use ($secret) {
+                $needVerify = (isset($options['wxpay_sign_verify']) && $options['wxpay_sign_verify'] == false) ? false : true;
+                return $handler($request, $options)->then(static function(ResponseInterface $response) use ($secret,$needVerify) {
+                    if(!$needVerify)
+                        return $response;
                     $result = Transformer::toArray(static::body($response));
 
                     /** @var ?string $sign */
@@ -122,10 +125,10 @@ public static function xmlBased(array $config = []): Client
         /** @var HandlerStack $stack */
         $stack = isset($config['handler']) && ($config['handler'] instanceof HandlerStack) ? (clone $config['handler']) : HandlerStack::create();
         $stack->before('prepare_body', static::transformRequest($config['mchid'] ?? null, $config['secret'] ?? '', $config['merchant'] ?? []), 'transform_request');
-        $stack->before('http_errors', static::transformResponse($config['secret'] ?? ''), 'transform_response');
+        $stack->before('http_errors', static::transformResponse($config['secret'] ?? '')    , 'transform_response');
         $config['handler'] = $stack;
 
-        unset($config['mchid'], $config['serial'], $config['privateKey'], $config['certs'], $config['secret'], $config['merchant']);
+        unset($config['mchid'], $config['serial'], $config['privateKey'], $config['certs'], $config['secret'], $config['merchant'],$config['wxpay_sign_verify']);
 
         return new Client(static::withDefaults(['headers' => static::$headers], $config));
     }