diff --git a/core/lib/Thelia/Action/Cart.php b/core/lib/Thelia/Action/Cart.php
index 28fb5aa0d..2c82d4e01 100755
--- a/core/lib/Thelia/Action/Cart.php
+++ b/core/lib/Thelia/Action/Cart.php
@@ -41,6 +41,7 @@ use Thelia\Model\CartQuery;
 use Thelia\Model\Cart as CartModel;
 use Thelia\Model\ConfigQuery;
 use Thelia\Model\Customer;
+use Thelia\Action\Exception\FormValidationException;
 
 
 /**