diff -Naur a/vendor/vertex/module-tax/Model/FlexField/Processor/OrderCurrencyGetterProcessor.php b/vendor/vertex/module-tax/Model/FlexField/Processor/OrderCurrencyGetterProcessor.php
--- a/vendor/vertex/module-tax/Model/FlexField/Processor/OrderCurrencyGetterProcessor.php
+++ b/vendor/vertex/module-tax/Model/FlexField/Processor/OrderCurrencyGetterProcessor.php
@@ -4,7 +4,7 @@
  * @author     Mediotype                     https://www.mediotype.com/
  */

-namespace Vertex\Tax\Model\Flexfield\Processor;
+namespace Vertex\Tax\Model\FlexField\Processor;

 use Magento\Framework\Exception\NoSuchEntityException;
 use Magento\Quote\Api\CartRepositoryInterface;