diff --git a/lib/Sips/WalletRequest.php b/lib/Sips/WalletRequest.php
index 6f5ff4b..b9d8f18 100644
--- a/lib/Sips/WalletRequest.php
+++ b/lib/Sips/WalletRequest.php
@@ -24,6 +24,7 @@ final class WalletRequest
 
     private array $sipsFields = [
         'merchantId', 'normalReturnUrl', 'keyVersion','automaticResponseUrl', 'merchantWalletId', 'requestDateTime',
+        'paymentMeanBrandList',
     ];
 
     private ShaComposer $shaComposer;