diff --git a/conf.py b/conf.py
index 9197f25..2693df4 100644
--- a/conf.py
+++ b/conf.py
@@ -33,6 +33,7 @@ extensions = [
 	'sphinx.ext.autosectionlabel',
 ]
 autosectionlabel_prefix_document = True
+master_doc = 'index'
 
 # Add any paths that contain templates here, relative to this directory.
 templates_path = ['_templates']
diff --git a/contents.rst b/contents.rst
deleted file mode 100644
index e69de29..0000000