diff --git a/core/lib/Drupal.php b/core/lib/Drupal.php
index 5dec88bd1e06cf32d52cfdcdc16481906dac598f..a363e253dad4863fa0e3cde0c0fbd3f0c5a6ff1c 100644
--- a/core/lib/Drupal.php
+++ b/core/lib/Drupal.php
@@ -81,7 +81,7 @@ class Drupal {
   /**
    * The current system version.
    */
-  const VERSION = '8.2.6';
+  const VERSION = '8.2.7-dev';
 
   /**
    * Core API compatibility.