diff --git a/controllers/admin/AdminOrdersController.php b/controllers/admin/AdminOrdersController.php
index 9ec650b92..7652da050 100755
--- a/controllers/admin/AdminOrdersController.php
+++ b/controllers/admin/AdminOrdersController.php
@@ -503,6 +503,7 @@ class AdminOrdersControllerCore extends AdminController
 							$cart_rule->active = 1;
 
 							$cart_rule->reduction_amount = $amount;
+							$cart_rule->reduction_tax = true;
 							$cart_rule->minimum_amount_currency = $order->id_currency;
 							$cart_rule->reduction_currency = $order->id_currency;