diff --git a/core/modules/user/tests/modules/user_hooks_test/user_hooks_test.module b/core/modules/user/tests/modules/user_hooks_test/user_hooks_test.module
index a036c65..421d07d 100644
--- a/core/modules/user/tests/modules/user_hooks_test/user_hooks_test.module
+++ b/core/modules/user/tests/modules/user_hooks_test/user_hooks_test.module
@@ -5,15 +5,14 @@
  * Support module for user hooks testing.
  */
 
-use Drupal\Component\Utility\SafeMarkup;
-
 /**
  * Implements hook_user_format_name_alter().
  */
 function user_hooks_test_user_format_name_alter(&$name, $account) {
   if (\Drupal::state()->get('user_hooks_test_user_format_name_alter', FALSE)) {
     if (\Drupal::state()->get('user_hooks_test_user_format_name_alter_safe', FALSE)) {
-      $name = SafeMarkup::format('<em>@uid</em>', array('@uid' => $account->id()));
+      // Make $name a SafeStringInterface object.
+      $name = t('<em>@id</em>', ['@id' => $account->id()]);
     }
     else {
       $name = '<em>' . $account->id() . '</em>';