page_manager.diff

diff --git a/config/schema/page_manager.schema.yml b/config/schema/page_manager.schema.yml
index 17c5902..5f8d5f2 100644
--- a/config/schema/page_manager.schema.yml
+++ b/config/schema/page_manager.schema.yml
@@ -43,7 +43,7 @@ page_manager.page.*:
       label: 'Dependencies'

 page_manager.block_plugin.*:
-  type: block.settings.[id]
+  type: block.settings.system_menu_block:*
   mapping:
     region:
       type: string