diff --git a/src/Controller/ConfigInspectorController.php b/src/Controller/ConfigInspectorController.php
index ac585e6..056ea1d 100644
--- a/src/Controller/ConfigInspectorController.php
+++ b/src/Controller/ConfigInspectorController.php
@@ -12,6 +12,7 @@ use Drupal\config_inspector\ConfigInspectorManager;
 use Drupal\Core\Config\Schema\ArrayElement;
 use Drupal\Core\Config\StorageInterface;
 use Drupal\Core\Controller\ControllerBase;
+use Drupal\Core\Form\FormBuilderInterface;
 use Drupal\Core\StringTranslation\TranslationManager;
 use Drupal\Core\TypedData\TypedDataInterface;
 use Drupal\Core\Url;
@@ -42,12 +43,20 @@ class ConfigInspectorController extends ControllerBase {
   protected $translationManager;
 
   /**
+   * The form builder.
+   *
+   * @var \Drupal\Core\Form\FormBuilderInterface
+   */
+  protected $formBuilder;
+
+  /**
    * {@inheritdoc}
    */
-  public function __construct(StorageInterface $storage, ConfigInspectorManager $config_inspector_manager, TranslationManager $translation_manager) {
+  public function __construct(StorageInterface $storage, ConfigInspectorManager $config_inspector_manager, TranslationManager $translation_manager, FormBuilderInterface $form_builder) {
     $this->storage = $storage;
     $this->configInspectorManager = $config_inspector_manager;
     $this->translationManager = $translation_manager;
+    $this->formBuilder = $form_builder;
   }
 
   /**
@@ -57,7 +66,8 @@ class ConfigInspectorController extends ControllerBase {
     return new static(
       $container->get('config.storage'),
       $container->get('plugin.manager.config_inspector'),
-      $container->get('string_translation')
+      $container->get('string_translation'),
+      $container->get('form_builder')
     );
   }
 
@@ -185,7 +195,7 @@ class ConfigInspectorController extends ControllerBase {
    */
   public function getForm($name) {
     $config_schema = $this->configInspectorManager->getConfigSchema($name);
-    $output = \Drupal::formBuilder()->getForm('\Drupal\config_inspector\Form\ConfigInspectorItemForm', $config_schema);
+    $output = $this->formBuilder->getForm('\Drupal\config_inspector\Form\ConfigInspectorItemForm', $config_schema);
     $output['#title'] = $this->t('Raw configuration data for %name', array('%name' => $name));
     return $output;
   }