diff --git a/docs/HISTORY.txt b/docs/HISTORY.txt
index b47d271..883eb5a 100644
--- a/docs/HISTORY.txt
+++ b/docs/HISTORY.txt
@@ -1,6 +1,9 @@
 Changelog
 =========
 
+1.0.7 (unreleased)
+------------------
+
 1.0.6 (2012-09-28)
 ------------------
 
diff --git a/setup.py b/setup.py
index 33487e2..0e636f7 100644
--- a/setup.py
+++ b/setup.py
@@ -1,7 +1,7 @@
 from setuptools import setup, find_packages
 import os
 
-version = '1.0.6'
+version = '1.0.7.dev0'
 
 setup(name='plone.formwidget.contenttree',
       version=version,