core/modules/quickedit/src/MetadataGeneratorInterface.php | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/core/modules/quickedit/src/MetadataGeneratorInterface.php b/core/modules/quickedit/src/MetadataGeneratorInterface.php
index 40d8bcf..cc94979 100644
--- a/core/modules/quickedit/src/MetadataGeneratorInterface.php
+++ b/core/modules/quickedit/src/MetadataGeneratorInterface.php
@@ -22,7 +22,8 @@
    *   The entity, in the language in which one of its fields is being edited.
    * @return array
    *   An array containing metadata with the following keys:
-   *   - label: the user-visible label for the entity in the given language.
+   *   - label: the user-visible label for the entity in the given language
+   *     (HTML-safe).
    */
   public function generateEntityMetadata(EntityInterface $entity);
 
@@ -35,10 +36,10 @@ public function generateEntityMetadata(EntityInterface $entity);
    *   The view mode the field should be rerendered in.
    * @return array
    *   An array containing metadata with the following keys:
-   *   - label: the user-visible label for the field.
+   *   - label: the user-visible label for the field (HTML-safe).
    *   - access: whether the current user may edit the field or not.
    *   - editor: which editor should be used for the field.
-   *   - aria: the ARIA label.
+   *   - aria: the ARIA label (HTML-safe).
    *   - custom: (optional) any additional metadata that the editor provides.
    */
   public function generateFieldMetadata(FieldItemListInterface $items, $view_mode);