diff --git a/modules/ppcp-wc-gateway/src/Gateway/CreditCardGateway.php b/modules/ppcp-wc-gateway/src/Gateway/CreditCardGateway.php
index 5082bd86f..1b8e79e78 100644
--- a/modules/ppcp-wc-gateway/src/Gateway/CreditCardGateway.php
+++ b/modules/ppcp-wc-gateway/src/Gateway/CreditCardGateway.php
@@ -466,7 +466,7 @@ class CreditCardGateway extends \WC_Payment_Gateway_CC {
 						continue;
 					}
 
-					$custom_id    = $wc_order->get_order_number();
+					$custom_id    = $wc_order->get_id();
 					$invoice_id   = $this->prefix . $wc_order->get_order_number();
 					$create_order = $this->capture_card_payment->create_order( $token->get_token(), $custom_id, $invoice_id, $wc_order );