diff --git a/packages/uebertool-companion/src/Hook/PageHooks.php b/packages/uebertool-companion/src/Hook/PageHooks.php
index e86bf80..616be0d 100644
--- a/packages/uebertool-companion/src/Hook/PageHooks.php
+++ b/packages/uebertool-companion/src/Hook/PageHooks.php
@@ -14,7 +14,8 @@ public function pageAttachments(array &$page): void {
       [
         '#tag' => 'style',
         '#value' => '@layer properties, theme, base, drupal, components, utilities;',
-      ]
+      ],
+      'uebertool_companion_layer',
     ];
   }