diff --git a/src/AKSRT/Identity/Provider/AliyunProvider.php b/src/AKSRT/Identity/Provider/AliyunProvider.php
index 5736a267..98d5eec5 100644
--- a/src/AKSRT/Identity/Provider/AliyunProvider.php
+++ b/src/AKSRT/Identity/Provider/AliyunProvider.php
@@ -134,7 +134,6 @@ final class AliyunProvider implements ProviderInterface {
             'SceneId' => (string) $cfg['personal_flow'],
             'OuterOrderNo' => (string) ($request['application_uuid'] ?? wp_generate_uuid4()),
             'ProductCode' => (string) $cfg['product_code'],
-            'CertifyUrlType' => 'H5',
             'CertType' => 'IDENTITY_CARD',
             'CertName' => (string) ($request['person_name'] ?? ''),
             'CertNo' => preg_replace('/\s+/', '', (string) ($request['id_number'] ?? '')),