diff --git a/core/lib/Drupal/Core/Controller/DialogController.php b/core/lib/Drupal/Core/Controller/DialogController.php
index 3557cf5..08e46c2 100644
--- a/core/lib/Drupal/Core/Controller/DialogController.php
+++ b/core/lib/Drupal/Core/Controller/DialogController.php
@@ -93,7 +93,7 @@ public function dialog(Request $request, $_content, $modal = FALSE) {
     }
 
     $content = drupal_render($page_content);
-    $title = $this->titleResolver->getTitle($request, $request->attributes->get(RouteObjectInterface::ROUTE_OBJECT));
+    $title = isset($page_content['#title']) ? $page_content['#title'] : $this->titleResolver->getTitle($request, $request->attributes->get(RouteObjectInterface::ROUTE_OBJECT));
     $response = new AjaxResponse();
     // Fetch any modal options passed in from data-dialog-options.
     $options = $request->request->get('dialogOptions', array());