diff --git a/app/code/Magento/Sales/Model/Order/CreditmemoFactory.php b/app/code/Magento/Sales/Model/Order/CreditmemoFactory.php
index 69a0c7ed7471b..73afd0a06f710 100644
--- a/app/code/Magento/Sales/Model/Order/CreditmemoFactory.php
+++ b/app/code/Magento/Sales/Model/Order/CreditmemoFactory.php
@@ -211,6 +211,8 @@ protected function initData($creditmemo, $data)
     }
 
     /**
+     * Calculate product options.
+     *
      * @param Item $orderItem
      * @param int $parentQty
      * @return int