diff --git a/Kernel.php b/Kernel.php
index df0874eb9e..9ffc2a3ee4 100644
--- a/Kernel.php
+++ b/Kernel.php
@@ -76,12 +76,12 @@ abstract class Kernel implements KernelInterface, RebootableInterface, Terminabl
 
     private static $freshCache = [];
 
-    public const VERSION = '4.4.28';
-    public const VERSION_ID = 40428;
+    public const VERSION = '4.4.29-DEV';
+    public const VERSION_ID = 40429;
     public const MAJOR_VERSION = 4;
     public const MINOR_VERSION = 4;
-    public const RELEASE_VERSION = 28;
-    public const EXTRA_VERSION = '';
+    public const RELEASE_VERSION = 29;
+    public const EXTRA_VERSION = 'DEV';
 
     public const END_OF_MAINTENANCE = '11/2022';
     public const END_OF_LIFE = '11/2023';