diff --git a/docs/HISTORY.txt b/docs/HISTORY.txt
index 1e10ace..3a33b9f 100644
--- a/docs/HISTORY.txt
+++ b/docs/HISTORY.txt
@@ -2,6 +2,12 @@ Changelog
 =========
 
 
+3.1 (unreleased)
+----------------
+
+- Nothing changed yet.
+
+
 3.0 (2013-10-29)
 ----------------
 
diff --git a/setup.py b/setup.py
index 55186dd..264be1c 100644
--- a/setup.py
+++ b/setup.py
@@ -1,7 +1,7 @@
 from setuptools import setup, find_packages
 import os
 
-version = '3.0'
+version = '3.1.dev0'
 
 setup(name='collective.geo.settings',
       version=version,