diff --git a/core/lib/Drupal/Core/Controller/FormController.php b/core/lib/Drupal/Core/Controller/FormController.php
index 6ba7ba3..a8c44e5 100644
--- a/core/lib/Drupal/Core/Controller/FormController.php
+++ b/core/lib/Drupal/Core/Controller/FormController.php
@@ -77,8 +77,7 @@ public function getContentResult(Request $request) {
     unset($args[0], $args[1]);
     $form_state['build_info']['args'] = array_values($args);
 
-    $form_id = $this->formBuilder->getFormId($form_object, $form_state);
-    return $this->formBuilder->buildForm($form_id, $form_state);
+    return $this->formBuilder->buildForm($form_object, $form_state);
   }
 
   /**