diff --git a/CHANGELOG.md b/CHANGELOG.md
index 38f131fa..6a629d62 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,5 @@
+## Adminer dev
+
 ## Adminer 5.3.0 (released 2025-05-04)
 - Align numeric functions right
 - Autocomplete: Support table aliases
diff --git a/adminer/include/version.inc.php b/adminer/include/version.inc.php
index 28167f9a..82cc908d 100644
--- a/adminer/include/version.inc.php
+++ b/adminer/include/version.inc.php
@@ -1,4 +1,4 @@
 <?php
 namespace Adminer;
 
-const VERSION = "5.3.0";
+const VERSION = "5.3.1-dev";