diff --git a/Layout/default/Emailtemplates/order/productchange-ticket-order.php b/Layout/default/Emailtemplates/order/productchange-ticket-order.php
index 30ff81cfe..98e602ea4 100644
--- a/Layout/default/Emailtemplates/order/productchange-ticket-order.php
+++ b/Layout/default/Emailtemplates/order/productchange-ticket-order.php
@@ -3,7 +3,7 @@
  * @var Order $order
  */
 $this->setReturnValue([
-    'subject' => "Produktwechsel ".$order->owner->getCompanyOrName(),
+    'subject' => "[ESTMK] Produktwechsel ".$order->owner->getCompanyOrName(),
     'from_email' => "workspace.admin@xinon.at",
     'from_email_name' => "thetool"
 ]);
diff --git a/Layout/default/Order/Index.php b/Layout/default/Order/Index.php
index a4b0dbdd5..20dc02aa3 100644
--- a/Layout/default/Order/Index.php
+++ b/Layout/default/Order/Index.php
@@ -181,7 +181,7 @@
               <?php endif; ?>
             </a>
           </li>
-            <?php if(!$me->address_id != 209): ?>
+            <?php if($me->address_id != 209): ?>
             <li class="nav-item">
                 <a class="nav-link" href="<?=self::getUrl("Order", "Upgrades", ["filter" => $filter])?>">
                     Upgrades