core/lib/Drupal/Core/Render/MainContent/HtmlRenderer.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/core/lib/Drupal/Core/Render/MainContent/HtmlRenderer.php b/core/lib/Drupal/Core/Render/MainContent/HtmlRenderer.php
index 739263a..4bd0f2e 100644
--- a/core/lib/Drupal/Core/Render/MainContent/HtmlRenderer.php
+++ b/core/lib/Drupal/Core/Render/MainContent/HtmlRenderer.php
@@ -212,7 +212,7 @@ protected function prepare(array $main_content, Request $request, RouteMatchInte
     }
 
     // Allow hooks to add attachments to $page['#attached'].
-    static::invokePageAttachmentHooks($page);
+    $this->invokePageAttachmentHooks($page);
 
     // Determine the title: use the title provided by the main content if any,
     // otherwise get it from the routing information.