diff --git a/CHANGES.txt b/CHANGES.txt
index be1d0bb..621c254 100644
--- a/CHANGES.txt
+++ b/CHANGES.txt
@@ -1,6 +1,9 @@
 Changelog
 =========
 
+2.01b1 (Unreleased)
+------------------
+
 2.0a3 (2011-03-02)
 ------------------
 - Fixed test failure for the default user portrait, which changed from
diff --git a/setup.py b/setup.py
index bd806bc..68580a5 100644
--- a/setup.py
+++ b/setup.py
@@ -1,7 +1,7 @@
 import sys
 from setuptools import setup, find_packages
 
-version = '2.0a3'
+version = '2.0b1'
 
 install_requires = [
     'setuptools',