diff --git a/CHANGELOG b/CHANGELOG
index fd2c9c62e..568087f46 100644
--- a/CHANGELOG
+++ b/CHANGELOG
@@ -1,3 +1,7 @@
+# 3.5.2 (2023-XX-XX)
+
+ * n/a
+
 # 3.5.1 (2023-02-08)
 
  * Arrow functions passed to the "reduce" filter now accept the current key as a third argument
diff --git a/src/Environment.php b/src/Environment.php
index dd721b412..5f91d6322 100644
--- a/src/Environment.php
+++ b/src/Environment.php
@@ -40,12 +40,12 @@ use Twig\TokenParser\TokenParserInterface;
  */
 class Environment
 {
-    public const VERSION = '3.5.1';
-    public const VERSION_ID = 30501;
+    public const VERSION = '3.5.2-DEV';
+    public const VERSION_ID = 30502;
     public const MAJOR_VERSION = 3;
     public const MINOR_VERSION = 5;
-    public const RELEASE_VERSION = 1;
-    public const EXTRA_VERSION = '';
+    public const RELEASE_VERSION = 2;
+    public const EXTRA_VERSION = 'DEV';
 
     private $charset;
     private $loader;