diff --git a/src/Form/SpreadshopConfigForm.php b/src/Form/SpreadshopConfigForm.php
index 9125510..2f59193 100644
--- a/src/Form/SpreadshopConfigForm.php
+++ b/src/Form/SpreadshopConfigForm.php
@@ -3,11 +3,15 @@
 namespace Drupal\spreadshop\Form;
 
 use Drupal;
+use Drupal\Core\Config\ConfigFactoryInterface;
 use Drupal\Core\Form\ConfigFormBase;
 use Drupal\Core\Form\FormStateInterface;
 use Drupal\Core\Url;
 use Drupal\Core\Link;
 use Drupal\spreadshop\Service\SpreadshopYmlLoader;
+use Symfony\Component\DependencyInjection\ContainerInterface;
+use Symfony\Component\HttpFoundation\RequestStack;
+use Drupal\Core\DependencyInjection\ContainerInjectionInterface;
 
 /**
  * Output of our admin page.
@@ -17,7 +21,7 @@ use Drupal\spreadshop\Service\SpreadshopYmlLoader;
  * @license GNU General Public License version 2 or later; see LICENSE.txt
  * @link https://yoursite.com/yourshopname
  */
-class SpreadshopConfigForm extends ConfigFormBase {
+class SpreadshopConfigForm extends ConfigFormBase implements ContainerInjectionInterface  {
 
   /**
    * Config file for form settings.
@@ -27,6 +31,25 @@ class SpreadshopConfigForm extends ConfigFormBase {
    */
   const SETTINGS = 'spreadshop.settings';
 
+  private $requestStack;
+
+  /**
+   * {@inheritdoc}
+   */
+  public function __construct(ConfigFactoryInterface $config_factory, RequestStack $request_stack) {
+    parent::__construct($config_factory);
+    $this->requestStack = $request_stack;
+  }
+  /**
+   * {@inheritdoc}
+   */
+  public static function create(ContainerInterface $container) {
+    return new static(
+      $container->get('config.factory'),
+      $container->get('request_stack')
+    );
+  }
+
   /**
    * Form id name.
    *
@@ -299,7 +322,7 @@ class SpreadshopConfigForm extends ConfigFormBase {
    */
   public function getFormUrl($formLabel, $formUrl, $formTarget, $formClass) {
 
-    $url = Drupal::request()->getSchemeAndHttpHost();
+    $url = $this->requestStack->getCurrentRequest()->getSchemeAndHttpHost();
     $setUrl = (!filter_var($formUrl, FILTER_VALIDATE_URL)) ? $url . '/' . $formUrl . '#!/' : $formUrl;
 
     $link = Link::fromTextAndUrl(