diff --git a/lib/index.js b/lib/index.js
index bfcc2db..01003a7 100644
--- a/lib/index.js
+++ b/lib/index.js
@@ -84,6 +84,7 @@ class Payment {
 
     switch (type) {
       case 'middleware_nativePay':
+      case 'refund':
         break;
       default:
         if (json.return_code !== 'SUCCESS') throw new Error(json.return_msg || 'XMLDataError');
@@ -93,6 +94,7 @@ class Payment {
       case 'middleware_refund':
       case 'middleware_nativePay':
       case 'getsignkey':
+      case 'refund':
         break;
       default:
         if (json.result_code !== 'SUCCESS') throw new Error(json.err_code || 'XMLDataError');