diff --git a/CHANGES.rst b/CHANGES.rst
index a24a7c4..dd79be3 100644
--- a/CHANGES.rst
+++ b/CHANGES.rst
@@ -1,6 +1,12 @@
 Changelog for Isso
 ==================
 
+0.2.3 (unreleased)
+------------------
+
+- Nothing changed yet.
+
+
 0.2.2 (2013-10-31)
 ------------------
 
diff --git a/setup.py b/setup.py
index 31f5ce9..23fd299 100644
--- a/setup.py
+++ b/setup.py
@@ -15,7 +15,7 @@ if sys.version_info < (3, 0):
 
 setup(
     name='isso',
-    version='0.2.2',
+    version='0.2.3.dev0',
     author='Martin Zimmermann',
     author_email='info@posativ.org',
     packages=find_packages(),