--- a/wp/wp-includes/default-widgets.php	Tue Dec 15 15:52:01 2020 +0100
+++ b/wp/wp-includes/default-widgets.php	Wed Sep 21 18:19:35 2022 +0200
@@ -63,3 +63,6 @@
 
 /** WP_Widget_Custom_HTML class */
 require_once ABSPATH . WPINC . '/widgets/class-wp-widget-custom-html.php';
+
+/** WP_Widget_Block class */
+require_once ABSPATH . WPINC . '/widgets/class-wp-widget-block.php';