diff --git a/doc/conf.py b/doc/conf.py
index 0a54b48e0cfd385a4b6e6d382ec964fd2255c820..093eeaddfa9505e42ab0e219157e2c8160ee87b8 100644
--- a/doc/conf.py
+++ b/doc/conf.py
@@ -103,6 +103,8 @@ else:
             "navbar_fixed_top": "true",
             "navbar_class": "navbar navbar-inverse",
             "navbar_site_name": "Contents",
+            'bootstrap_version': '3',
+            'source_link_position': 'footer',
             }
 
 # The style sheet to use for HTML and HTML Help pages. A file of that name