diff --git a/src/Doctrine/ORM/RefundPaymentRepository.php b/src/Doctrine/ORM/RefundPaymentRepository.php
new file mode 100644
index 000000000..8e532957f
--- /dev/null
+++ b/src/Doctrine/ORM/RefundPaymentRepository.php
@@ -0,0 +1,31 @@
+<?php
+
+/*
+ * This file is part of the Sylius package.
+ *
+ * (c) Paweł Jędrzejewski
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+declare(strict_types=1);
+
+namespace Sylius\RefundPlugin\Doctrine\ORM;
+
+use Sylius\Bundle\ResourceBundle\Doctrine\ORM\EntityRepository;
+use Sylius\RefundPlugin\Repository\RefundPaymentRepositoryInterface;
+
+class RefundPaymentRepository extends EntityRepository implements RefundPaymentRepositoryInterface
+{
+    public function findByOrderNumber(string $orderNumber): array
+    {
+        return $this->createQueryBuilder('o')
+            ->innerJoin('o.order', 'ord')
+            ->andWhere('ord = :orderNumber')
+            ->setParameter('orderNumber', $orderNumber)
+            ->getQuery()
+            ->getResult()
+        ;
+    }
+}
diff --git a/src/Repository/RefundPaymentRepositoryInterface.php b/src/Repository/RefundPaymentRepositoryInterface.php
new file mode 100644
index 000000000..abfdf4644
--- /dev/null
+++ b/src/Repository/RefundPaymentRepositoryInterface.php
@@ -0,0 +1,21 @@
+<?php
+
+/*
+ * This file is part of the Sylius package.
+ *
+ * (c) Paweł Jędrzejewski
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+declare(strict_types=1);
+
+namespace Sylius\RefundPlugin\Repository;
+
+use Sylius\Component\Resource\Repository\RepositoryInterface;
+
+interface RefundPaymentRepositoryInterface extends RepositoryInterface
+{
+    public function findByOrderNumber(string $orderNumber): array;
+}
diff --git a/src/Resources/config/admin_routing.yml b/src/Resources/config/admin_routing.yml
index a71690ad6..417d162ad 100644
--- a/src/Resources/config/admin_routing.yml
+++ b/src/Resources/config/admin_routing.yml
@@ -59,8 +59,8 @@ sylius_refund_order_refund_payment_list:
         _sylius:
             template: "@SyliusRefundPlugin/Order/Admin/RefundPayment/list.html.twig"
             repository:
-                method: findByOrder
-                arguments: expr:service('sylius.repository.order').findOneByNumber($orderNumber)
+                method: findByOrderNumber
+                arguments: $orderNumber
 
 sylius_refund_complete_refund_payment:
     path: /orders/{orderNumber}/refund-payments/{id}/complete
diff --git a/src/Resources/config/app/config.yml b/src/Resources/config/app/config.yml
index 4f076f888..d10932d56 100644
--- a/src/Resources/config/app/config.yml
+++ b/src/Resources/config/app/config.yml
@@ -19,6 +19,7 @@ sylius_resource:
         sylius_refund.refund_payment:
             classes:
                 model: Sylius\RefundPlugin\Entity\RefundPayment
+                repository: Sylius\RefundPlugin\Doctrine\ORM\RefundPaymentRepository
 
 sylius_mailer:
     emails: