diff --git a/core/lib/Drupal/Core/Render/Element/FormElement.php b/core/lib/Drupal/Core/Render/Element/FormElement.php
index 17e2a1d3506b744ba1f16d617b9d15c8b847ad81..6cf59dbeece8c8a67ab703cc9b0061977be063d7 100644
--- a/core/lib/Drupal/Core/Render/Element/FormElement.php
+++ b/core/lib/Drupal/Core/Render/Element/FormElement.php
@@ -27,7 +27,8 @@
  * particular element are documented on that element's class.
  *
  * Here is a list of properties that are used during the rendering and form
- * processing of form elements:
+ * processing of form elements, besides those properties documented in
+ * \Drupal\Core\Render\Element\RenderElement (for example: #prefix, #suffix):
  * - #after_build: (array) Array of callables or function names, which are
  *   called after the element is built. Arguments: $element, $form_state.
  * - #ajax: (array) Array of elements to specify Ajax behavior. See
@@ -87,6 +88,7 @@
  * @see \Drupal\Core\Render\Annotation\FormElement
  * @see \Drupal\Core\Render\Element\FormElementInterface
  * @see \Drupal\Core\Render\ElementInfoManager
+ * @see \Drupal\Core\Render\Element\RenderElement
  * @see plugin_api
  *
  * @ingroup theme_render