diff --git a/Documentation/conf.py b/Documentation/conf.py
index 8e74d68037a5731b83743fc3e99d8f65d96acd90..9e941be37b9440b856e90ca0f62058cc7f034345 100644
--- a/Documentation/conf.py
+++ b/Documentation/conf.py
@@ -29,7 +29,7 @@ from load_config import loadConfig
 # -- General configuration ------------------------------------------------
 
 # If your documentation needs a minimal Sphinx version, state it here.
-needs_sphinx = '1.2'
+needs_sphinx = '1.3'
 
 # Add any Sphinx extension module names here, as strings. They can be
 # extensions coming with Sphinx (named 'sphinx.ext.*') or your custom