diff --git a/app/code/Magento/Quote/Model/BillingAddressManagement.php b/app/code/Magento/Quote/Model/BillingAddressManagement.php
index 2cbca917c26a1..c89fc37b44689 100644
--- a/app/code/Magento/Quote/Model/BillingAddressManagement.php
+++ b/app/code/Magento/Quote/Model/BillingAddressManagement.php
@@ -76,6 +76,7 @@ public function assign($cartId, \Magento\Quote\Api\Data\AddressInterface $addres
     {
         /** @var \Magento\Quote\Model\Quote $quote */
         $quote = $this->quoteRepository->getActive($cartId);
+        $address->setCustomerId($quote->getCustomerId());
         $quote->removeAddress($quote->getBillingAddress()->getId());
         $quote->setBillingAddress($address);
         try {