diff --git a/core/modules/menu_ui/src/Tests/MenuTourTest.php b/core/modules/menu_ui/src/Tests/MenuTourTest.php
index ab39a38..1dda958 100644
--- a/core/modules/menu_ui/src/Tests/MenuTourTest.php
+++ b/core/modules/menu_ui/src/Tests/MenuTourTest.php
@@ -17,13 +17,6 @@
 class MenuTourTest extends TourTestBasic {
 
   /**
-   * An admin user with administrative permissions.
-   *
-   * @var \Drupal\user\UserInterface
-   */
-  protected $adminUser;
-
-  /**
    * The permissions required for a logged-in user to test tour tips.
    *
    * @var array