diff --git a/core/lib/Drupal.php b/core/lib/Drupal.php
index 0d9ed96..2871b3e 100644
--- a/core/lib/Drupal.php
+++ b/core/lib/Drupal.php
@@ -77,6 +77,16 @@
 class Drupal {
 
   /**
+   * The current system version.
+   */
+  const VERSION = '8.0-dev';
+
+  /**
+   * Core API compatibility.
+   */
+  const CORE_COMPATIBILITY = '8.x';
+
+  /**
    * The currently active container object.
    *
    * @var \Symfony\Component\DependencyInjection\ContainerInterface
diff --git a/core/modules/views/lib/Drupal/views/Entity/View.php b/core/modules/views/lib/Drupal/views/Entity/View.php
index e98ae01..82f93c4 100644
--- a/core/modules/views/lib/Drupal/views/Entity/View.php
+++ b/core/modules/views/lib/Drupal/views/Entity/View.php
@@ -79,7 +79,7 @@ class View extends ConfigEntityBase implements ViewStorageInterface {
    *
    * @var int
    */
-  protected $core = DRUPAL_CORE_COMPATIBILITY;
+  protected $core = \Drupal::CORE_COMPATIBILITY;
 
   /**
    * Stores all display handlers of this view.