diff --git a/doc/conf.py b/doc/conf.py
index cf1e47b4048f6b79eaaaea2a59c913ee0bacf722..a66f7900dcf2de7d54ecb8dc081b89f554d9fe65 100644
--- a/doc/conf.py
+++ b/doc/conf.py
@@ -22,7 +22,8 @@ from pkg_resources import get_distribution
 # -- Project information -----------------------------------------------------
 
 version = get_distribution('km3io').version
-project = 'km3io {}'.format(version)
+short_version = '.'.join(version.split('.')[:2])
+project = 'km3io {}'.format(short_version)
 copyright = '{0}, Zineb Aly and Tamas Gal'.format(date.today().year)
 author = 'Zineb Aly, Tamas Gal, Johannes Schumann'