diff --git a/docs/conf.py b/docs/conf.py
index ff73ebe..7a36efc 100644
--- a/docs/conf.py
+++ b/docs/conf.py
@@ -43,7 +43,7 @@ templates_path = ['_templates']
 # The suffix(es) of source filenames.
 # You can specify multiple suffix as a list of string:
 # source_suffix = ['.rst', '.md']
-source_suffix = '.md'
+source_suffix = ['.rst', '.md']
 
 # The encoding of source files.
 #source_encoding = 'utf-8-sig'