diff --git a/core/modules/entity/config/schema/entity.schema.yml b/core/modules/entity/config/schema/entity.schema.yml
index 336c8b3..0fc9af7 100644
--- a/core/modules/entity/config/schema/entity.schema.yml
+++ b/core/modules/entity/config/schema/entity.schema.yml
@@ -128,8 +128,11 @@ entity.form_display.*.*.*:
       type: config_dependencies
       label: 'Dependencies'
     hidden:
-      type: mapping
+      type: sequence
       label: 'Hidden'
+      sequence:
+        - type: boolean
+          label: 'Component'
 
 # Default schema for entity display field with undefined type.
 entity_view_display.field.*:
diff --git a/core/modules/image/config/schema/image.schema.yml b/core/modules/image/config/schema/image.schema.yml
index 466e2fa..5b642b3 100644
--- a/core/modules/image/config/schema/image.schema.yml
+++ b/core/modules/image/config/schema/image.schema.yml
@@ -131,7 +131,23 @@ field.image.value:
   label: 'Default value'
   sequence:
     - type: mapping
-      label: 'Default'
+      label: 'Default image'
+      mapping:
+        fid:
+          type: integer
+          label: 'File ID'
+        alt:
+          type: string
+          label: 'Alternate text'
+        title:
+          type: string
+          label: 'Title text'
+        width:
+          type: integer
+          label: 'Width'
+        height:
+          type: integer
+          label: 'Height'
 
 entity_view_display.field.image:
   type: entity_field_view_display_base