diff --git a/CHANGELOG b/CHANGELOG
index 09d14269e..1c09fbd71 100644
--- a/CHANGELOG
+++ b/CHANGELOG
@@ -1,3 +1,7 @@
+# 2.14.6 (2021-XX-XX)
+
+ * n/a
+
 # 2.14.5 (2021-05-12)
 
  * Fix PHP 8.1 compatibility
diff --git a/src/Environment.php b/src/Environment.php
index 23879e86a..0f164f8ab 100644
--- a/src/Environment.php
+++ b/src/Environment.php
@@ -38,12 +38,12 @@ use Twig\TokenParser\TokenParserInterface;
  */
 class Environment
 {
-    public const VERSION = '2.14.5';
-    public const VERSION_ID = 21405;
+    public const VERSION = '2.14.6-DEV';
+    public const VERSION_ID = 21406;
     public const MAJOR_VERSION = 2;
     public const MINOR_VERSION = 14;
-    public const RELEASE_VERSION = 5;
-    public const EXTRA_VERSION = '';
+    public const RELEASE_VERSION = 6;
+    public const EXTRA_VERSION = 'DEV';
 
     private $charset;
     private $loader;