diff --git a/core/lib/Drupal.php b/core/lib/Drupal.php
index 9bda3beb373ef05f94bcf03ed05ddc61fbc10f12..4d035921c36813f060a25582426d4f6f05504040 100644
--- a/core/lib/Drupal.php
+++ b/core/lib/Drupal.php
@@ -81,7 +81,7 @@ class Drupal {
   /**
    * The current system version.
    */
-  const VERSION = '8.4.7-dev';
+  const VERSION = '8.4.8-dev';
 
   /**
    * Core API compatibility.