diff --git a/core/lib/Drupal/Core/Form/FormBuilder.php b/core/lib/Drupal/Core/Form/FormBuilder.php
index 38bfab7..bbb025d 100644
--- a/core/lib/Drupal/Core/Form/FormBuilder.php
+++ b/core/lib/Drupal/Core/Form/FormBuilder.php
@@ -1322,6 +1322,7 @@ public function doBuildForm($form_id, &$element, &$form_state) {
     // Add the aria-describedby attribute to associate the form control with its
     // description.
     if (!empty($element['#description'])) {
+      $element['#attributes']['aria-labelledby'] = $element['#id'] . '--description';
       $element['#attributes']['aria-describedby'] = $element['#id'] . '--description';
     }
     // Handle input elements.