diff --git a/CHANGES.rst b/CHANGES.rst
index eee7201..2eaa382 100644
--- a/CHANGES.rst
+++ b/CHANGES.rst
@@ -1,6 +1,12 @@
 Changelog
 =========
 
+4.0.10 (unreleased)
+-------------------
+
+- Nothing changed yet.
+
+
 4.0.9 (2024-04-11)
 ------------------
 
diff --git a/setup.py b/setup.py
index 361345a..9c3c285 100644
--- a/setup.py
+++ b/setup.py
@@ -16,7 +16,7 @@
 
 setup(
     name="design.plone.policy",
-    version="4.0.9",
+    version="4.0.10.dev0",
     description="Pacchetto per creare un sito Agid su Plone",
     long_description=long_description,
     # Get more from https://pypi.org/classifiers/