diff --git a/CHANGELOG b/CHANGELOG
index 7f064d741..4fd66a686 100644
--- a/CHANGELOG
+++ b/CHANGELOG
@@ -1,4 +1,4 @@
-# 3.15.1 (2024-XX-XX)
+# 3.16.0 (2024-XX-XX)
 
  * n/a
 
diff --git a/src/Environment.php b/src/Environment.php
index 9be14055f..2b308fc51 100644
--- a/src/Environment.php
+++ b/src/Environment.php
@@ -44,11 +44,11 @@ use Twig\TokenParser\TokenParserInterface;
  */
 class Environment
 {
-    public const VERSION = '3.15.1-DEV';
-    public const VERSION_ID = 31501;
+    public const VERSION = '3.16.0-DEV';
+    public const VERSION_ID = 31600;
     public const MAJOR_VERSION = 3;
-    public const MINOR_VERSION = 15;
-    public const RELEASE_VERSION = 1;
+    public const MINOR_VERSION = 16;
+    public const RELEASE_VERSION = 0;
     public const EXTRA_VERSION = 'DEV';
 
     private $charset;