diff --git a/CHANGELOG.rst b/CHANGELOG.rst
index a5883066765055dcbeb5ee0889ad315160d1b846..b7c8b6b05205130d8dad3ee86feccdfb8bff3c2a 100644
--- a/CHANGELOG.rst
+++ b/CHANGELOG.rst
@@ -6,6 +6,9 @@ All notable changes to this project will be documented in this file.
 The format is based on `Keep a Changelog`_,
 and this project adheres to `Semantic Versioning`_.
 
+Unreleased
+----------
+
 `4.0.0`_ - 2025-04-16
 ---------------------
 
diff --git a/docs/conf.py b/docs/conf.py
index b21bf6ab83e11103df60558ec4ae0d806d42dc5a..10abae61ed3bdda5cf7eee1678462d1dcdcfc75c 100644
--- a/docs/conf.py
+++ b/docs/conf.py
@@ -29,9 +29,9 @@ copyright = "2019-2022 The AlekSIS team"
 author = "The AlekSIS Team"
 
 # The short X.Y version
-version = "4.0"
+version = "4.1"
 # The full version, including alpha/beta/rc tags
-release = "4.0.0"
+release = "4.1.0.dev0"
 
 
 # -- General configuration ---------------------------------------------------
diff --git a/pyproject.toml b/pyproject.toml
index e94381c2c929e070e17c049da5f96941fc8c8c7e..5e180718f8d470dd77ca3d18824bcd2bb8e04de0 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,6 +1,6 @@
 [tool.poetry]
 name = "AlekSIS-App-Alsijil"
-version = "4.0.0"
+version = "4.1.0.dev0"
 packages = [
     { include = "aleksis" }
 ]