diff --git a/doc/conf.py b/doc/conf.py
index 571718a..ded8e8e 100644
--- a/doc/conf.py
+++ b/doc/conf.py
@@ -59,7 +59,7 @@ author = u'Pete Shadbolt'
 # built documents.
 #
 # The short X.Y version.
-version = '0.4'
+version = '0.4.18'
 # The full version, including alpha/beta/rc tags.
 release = '0.4.18'