diff --git a/CHANGELOG.rst b/CHANGELOG.rst
index 3823a4b3366149abcb5c16b51a94e528ea1a523a..7fba10cbeb41fcb634dbb6996aadde0d84284e16 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
+----------
+
 `2.4`_ – 2021-12-24
 -------------------
 
diff --git a/pyproject.toml b/pyproject.toml
index 7f07c556b7b4e8c20f16021f364d917d46fac568..357eff863631c377b33777678a28dba88fb81f0d 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,6 +1,6 @@
 [tool.poetry]
 name = "AlekSIS-Core"
-version = "2.4"
+version = "2.4.1.dev0"
 packages = [
     { include = "aleksis" }
 ]