diff --git a/includes/views/handlers/commerce_coupon_handler_area_cart_form.inc b/includes/views/handlers/commerce_coupon_handler_area_cart_form.inc
index 93cd709..aada39d 100644
--- a/includes/views/handlers/commerce_coupon_handler_area_cart_form.inc
+++ b/includes/views/handlers/commerce_coupon_handler_area_cart_form.inc
@@ -202,7 +202,7 @@ function commerce_coupon_handler_area_cart_form_submit($form, $form_state) {
   // Error found during redeem.
   if (!empty($error)) {
     watchdog('commerce_coupon', 'An error occurred redeeming a coupon: @error', array('@error' => $error), WATCHDOG_ERROR);
-    drupal_set_message('Unable to redeem coupon.');
+    drupal_set_message(t('Unable to redeem coupon.'), 'error');
     commerce_coupon_remove_coupon_from_order($order, $coupon);
   }