diff --git a/core/lib/Drupal.php b/core/lib/Drupal.php
index 8609b9255d96f604987574e6cfc4bc097791eea0..91d7032281004cb5addd7cae80f7bf3695a06cb3 100644
--- a/core/lib/Drupal.php
+++ b/core/lib/Drupal.php
@@ -82,7 +82,7 @@ class Drupal {
   /**
    * The current system version.
    */
-  const VERSION = '8.5.2';
+  const VERSION = '8.5.3';
 
   /**
    * Core API compatibility.