diff --git a/CHANGES.rst b/CHANGES.rst
index bff5b22..9574cd2 100644
--- a/CHANGES.rst
+++ b/CHANGES.rst
@@ -1,6 +1,12 @@
 Changelog for Isso
 ==================
 
+0.11 (unreleased)
+-----------------
+
+- Nothing changed yet.
+
+
 0.10 (2016-02-06)
 -----------------
 
diff --git a/setup.py b/setup.py
index 02b7f2d..d458994 100644
--- a/setup.py
+++ b/setup.py
@@ -12,7 +12,7 @@ if (3, 0) <= sys.version_info < (3, 3):
 
 setup(
     name='isso',
-    version='0.10',
+    version='0.11.dev0',
     author='Martin Zimmermann',
     author_email='info@posativ.org',
     packages=find_packages(),