diff --git a/core/modules/ckeditor5/config/schema/ckeditor5.schema.yml b/core/modules/ckeditor5/config/schema/ckeditor5.schema.yml
index 4fe4a17da2df..2483c3cda4a7 100644
--- a/core/modules/ckeditor5/config/schema/ckeditor5.schema.yml
+++ b/core/modules/ckeditor5/config/schema/ckeditor5.schema.yml
@@ -125,8 +125,8 @@ ckeditor5.plugin.ckeditor5_list:
   mapping:
     properties:
       type: mapping
+      label: 'Allowed list attributes'
       mapping:
-        label: 'Allowed list attributes'
         reversed:
           type: boolean
           label: 'Allow reverse list'