diff --git a/core/lib/Drupal.php b/core/lib/Drupal.php
index ea2fbd78427870b0f57d8da20052313c0dc6beca..918dc0d0b271b70dff57d2cf7ced9d5c2e769373 100644
--- a/core/lib/Drupal.php
+++ b/core/lib/Drupal.php
@@ -82,7 +82,7 @@ class Drupal {
   /**
    * The current system version.
    */
-  const VERSION = '8.5.0';
+  const VERSION = '8.5.1';
 
   /**
    * Core API compatibility.