diff --git a/core/includes/bootstrap.inc b/core/includes/bootstrap.inc
index a787cc0671..dd68804389 100644
--- a/core/includes/bootstrap.inc
+++ b/core/includes/bootstrap.inc
@@ -457,7 +457,7 @@ function watchdog_exception($type, Exception $exception, $message = NULL, $varia
  * @see drupal_get_messages()
  * @see status-messages.html.twig
  *
- * @deprecated Deprecated as of Drupal 8.4.
+ * @deprecated in Drupal 8.5.0, will be removed before Drupal 9.0.0.
  *   Use \Drupal::service('messenger')->addMessage() instead.
  */
 function drupal_set_message($message = NULL, $type = 'status', $repeat = FALSE) {
@@ -499,7 +499,7 @@ function drupal_set_message($message = NULL, $type = 'status', $repeat = FALSE)
  * @see drupal_set_message()
  * @see status-messages.html.twig
  *
- * @deprecated Deprecated as of Drupal 8.4.
+ * @deprecated in Drupal 8.5.0, will be removed before Drupal 9.0.0.
  *   Use \Drupal::service('messenger')->getMessages() or
  *   \Drupal::service('messenger')->getMessagesByType() instead.
  */