diff --git a/alipay/Aliverify.php b/alipay/Aliverify.php
index a49d3d9..3ec4e42 100644
--- a/alipay/Aliverify.php
+++ b/alipay/Aliverify.php
@@ -98,7 +98,7 @@ class Aliverify
         $aop->appCertSN = $aop->getCertSN($appCertPath);//调用getCertSN获取证书序列号
         $aop->alipayRootCertSN = $aop->getRootCertSN($rootCertPath);//调用getRootCertSN获取支付宝根证书序列号
 
-        $request = new AlipayUserCertifyOpenQueryRequest ();
+        $request = new \AlipayUserCertifyOpenQueryRequest ();
         $data['certify_id'] = $certify_id;
         $tosign=json_encode($data);
         $request->setBizContent($tosign);