diff --git a/phpBB/adm/index.php b/phpBB/adm/index.php
index ba4eb0cbdb..68f8ee634a 100644
--- a/phpBB/adm/index.php
+++ b/phpBB/adm/index.php
@@ -63,6 +63,7 @@ $template->set_custom_style(
 	],
 	[
 		$phpbb_admin_path . 'style',
+		$phpbb_root_path . 'styles/all/template/',
 	],
 );