diff --git a/doc/conf.py b/doc/conf.py
index 709869d..b924764 100644
--- a/doc/conf.py
+++ b/doc/conf.py
@@ -60,7 +60,8 @@ copyright = u'2009-2013 by Dominik Oepen and Frank Morgner'
 # The short X.Y version.
 #version = '0.7'
 # The full version, including alpha/beta/rc tags.
-release = '2012-04-11'
+import datetime
+release = '%s' % datetime.date.today()
 
 # The language for content autogenerated by Sphinx. Refer to documentation
 # for a list of supported languages.