diff --git a/controllers/front/OrderOpcController.php b/controllers/front/OrderOpcController.php
index 33fdf1517..500f900a2 100644
--- a/controllers/front/OrderOpcController.php
+++ b/controllers/front/OrderOpcController.php
@@ -392,7 +392,7 @@ class OrderOpcControllerCore extends ParentOrderController
 		$address_invoice = ($this->context->cart->id_address_delivery == $this->context->cart->id_address_invoice ? $address_delivery : new Address($this->context->cart->id_address_invoice));
 		if (!$this->context->cart->id_address_delivery OR !$this->context->cart->id_address_invoice OR !Validate::isLoadedObject($address_delivery) OR !Validate::isLoadedObject($address_invoice) OR $address_invoice->deleted OR $address_delivery->deleted)
 			return '<p class="warning">'.Tools::displayError('Error: please choose an address').'</p>';
-		if (!$this->context->cart->delivery_option AND !$this->context->cart->isVirtualCart())
+		if (!$this->context->cart->getDeliveryOption() AND !$this->context->cart->isVirtualCart())
 			return '<p class="warning">'.Tools::displayError('Error: please choose a carrier').'</p>';
 		if (!$this->context->cart->id_currency)
 			return '<p class="warning">'.Tools::displayError('Error: no currency has been selected').'</p>';