Description: Fixsphinxversion
--- a/doc/sphinx_api/conf.py
+++ b/doc/sphinx_api/conf.py
@@ -52,9 +52,9 @@ copyright = u'2012-2014, Author'
 # built documents.
 #
 # The short X.Y version.
-version = '4.0'
+version = '5.1'
 # The full version, including alpha/beta/rc tags.
-release = '4.0'
+release = '5.1'
 
 # The language for content autogenerated by Sphinx. Refer to documentation
 # for a list of supported languages.
