diff --git a/Model/ApiFacade/Refund/RefundApiFacade.php b/Model/ApiFacade/Refund/RefundApiFacade.php
index 0707ac8..99900aa 100755
--- a/Model/ApiFacade/Refund/RefundApiFacade.php
+++ b/Model/ApiFacade/Refund/RefundApiFacade.php
@@ -27,7 +27,7 @@ public function __construct(RefundCardOriginApiFactory $refundOriginApi, RefundO
     public function makeRefund(InfoInterface $payment, float $amount)
     {
         $storeId = $payment->getOrder()->getStoreId();
-        if (false !== strpos($payment->getLastTransId(), '-')) {
+        if (false !== strpos($payment->getParentTransactionId(), '-')) {
             if ($payment->getAdditionalInformation('transaction_id')) {
                 /** @var OpenApi $openApi */
                 $openApi = $this->openApi->create(['storeId' => $storeId]);
diff --git a/view/adminhtml/templates/system/config/header.phtml b/view/adminhtml/templates/system/config/header.phtml
index 28ccd21..f63203e 100644
--- a/view/adminhtml/templates/system/config/header.phtml
+++ b/view/adminhtml/templates/system/config/header.phtml
@@ -54,7 +54,7 @@ use Magento\Framework\Escaper;
                 style="max-width: 125px; max-height: 70px;"
                 alt="BLIK">
             <img
-                src="<?= $escaper->escapeUrl('https://secure.tpay.com/tpay/web/groups/1031/normal-white-bg.png')  ?>"
+                src="<?= $block->getViewFileUrl('Tpay_Magento2::images/payment-methods/cards.png') ?>"
                 style="max-width: 125px; max-height: 70px;"
                 alt="Visa / Mastercard">
             <img
diff --git a/view/adminhtml/web/images/payment-methods/cards.png b/view/adminhtml/web/images/payment-methods/cards.png
index 032edb0..fa67f49 100644
Binary files a/view/adminhtml/web/images/payment-methods/cards.png and b/view/adminhtml/web/images/payment-methods/cards.png differ