diff --git a/core/modules/contact/lib/Drupal/contact/Tests/ContactAuthenticatedUserTest.php b/core/modules/contact/lib/Drupal/contact/Tests/ContactAuthenticatedUserTest.php
index 2b74501..db1a64e 100644
--- a/core/modules/contact/lib/Drupal/contact/Tests/ContactAuthenticatedUserTest.php
+++ b/core/modules/contact/lib/Drupal/contact/Tests/ContactAuthenticatedUserTest.php
@@ -13,6 +13,7 @@ use Drupal\simpletest\WebTestBase;
  * Tests the contact form for authenticated users.
  */
 class ContactAuthenticatedUserTest extends WebTestBase {
+  public static $modules = array('contact');
 
   public static function getInfo() {
     return array(
@@ -22,10 +23,6 @@ class ContactAuthenticatedUserTest extends WebTestBase {
     );
   }
 
-  function setUp() {
-    parent::setUp(array('contact'));
-  }
-
   /**
    * Tests that name and email fields are not present for authenticated users.
    */
diff --git a/core/modules/contact/lib/Drupal/contact/Tests/ContactPersonalTest.php b/core/modules/contact/lib/Drupal/contact/Tests/ContactPersonalTest.php
index 84b1541..951f92f 100644
--- a/core/modules/contact/lib/Drupal/contact/Tests/ContactPersonalTest.php
+++ b/core/modules/contact/lib/Drupal/contact/Tests/ContactPersonalTest.php
@@ -13,6 +13,8 @@ use Drupal\simpletest\WebTestBase;
  * Tests the personal contact form.
  */
 class ContactPersonalTest extends WebTestBase {
+  public static $modules = array('contact');
+
   private $admin_user;
   private $web_user;
   private $contact_user;
@@ -26,7 +28,7 @@ class ContactPersonalTest extends WebTestBase {
   }
 
   function setUp() {
-    parent::setUp('contact');
+    parent::setUp();
 
     // Create an admin user.
     $this->admin_user = $this->drupalCreateUser(array('administer contact forms', 'administer users'));
diff --git a/core/modules/contact/lib/Drupal/contact/Tests/ContactSitewideTest.php b/core/modules/contact/lib/Drupal/contact/Tests/ContactSitewideTest.php
index 318379f..ed68ca5 100644
--- a/core/modules/contact/lib/Drupal/contact/Tests/ContactSitewideTest.php
+++ b/core/modules/contact/lib/Drupal/contact/Tests/ContactSitewideTest.php
@@ -13,6 +13,8 @@ use Drupal\simpletest\WebTestBase;
  * Tests the site-wide contact form.
  */
 class ContactSitewideTest extends WebTestBase {
+  public static $modules = array('contact');
+
   public static function getInfo() {
     return array(
       'name' => 'Site-wide contact form',
@@ -21,10 +23,6 @@ class ContactSitewideTest extends WebTestBase {
     );
   }
 
-  function setUp() {
-    parent::setUp('contact');
-  }
-
   /**
    * Tests configuration options and the site-wide contact form.
    */