diff --git a/docs/HISTORY.txt b/docs/HISTORY.txt
index 212188f..0a294f4 100644
--- a/docs/HISTORY.txt
+++ b/docs/HISTORY.txt
@@ -1,7 +1,7 @@
 Changelog
 =========
 
-1.0b1 (unreleased)
+1.0b1 (2012-03-09)
 ------------------
 
 - Stop hardcoding the field name so it works with other field names and
diff --git a/setup.py b/setup.py
index 8255680..b426620 100644
--- a/setup.py
+++ b/setup.py
@@ -1,7 +1,7 @@
 from setuptools import setup, find_packages
 import os
 
-version = '1.0b1dev'
+version = '1.0b1'
 
 setup(name='plone.formwidget.querystring',
       version=version,