diff -u b/core/modules/history/history.module b/core/modules/history/history.module
--- b/core/modules/history/history.module
+++ b/core/modules/history/history.module
@@ -88,7 +88,7 @@
  *   \Drupal\history\HistoryRepositoryInterface::updateLastViewed() instead.
  * @see https://www.drupal.org/node/2197189
  */
-function history_write($nid, $account = NULL) {
+function history_write($nid, AccountInterface $account = NULL) {
 
   if (!isset($account)) {
     $account = \Drupal::currentUser();