diff --git a/docs/conf.py b/docs/conf.py
index 4cbbda68..d7410f2f 100644
--- a/docs/conf.py
+++ b/docs/conf.py
@@ -99,4 +99,4 @@ if not on_rtd:  # only import and set the theme if we're building docs locally
 html_static_path = ['_static']
 
 
-master_doc = 'index.rst'
+master_doc = 'index'