diff --git a/Documentation/conf.py b/Documentation/conf.py
index 1e8be6a..be19e11 100644
--- a/Documentation/conf.py
+++ b/Documentation/conf.py
@@ -27,9 +27,9 @@
 author = u'Neos Team and Contributors'
 
 # The short X.Y version.
-version = '4.3'
+version = '5.0'
 # The full version, including alpha/beta/rc tags.
-release = '4.3.x-dev'
+release = '5.0.x-dev'
 
 # -- General configuration ---------------------------------------------------