diff --git a/docs/_templates/layout.html b/docs/_templates/layout.html
index 1db4ef92c..5f81b2320 100644
--- a/docs/_templates/layout.html
+++ b/docs/_templates/layout.html
@@ -2,5 +2,5 @@
 
   {% block menu %}
     {{ super() }}
-    <a href="genindex.html">Keyword Index</a>
+	<a href="{{ pathto('genindex') }}">Keyword Index</a>
   {% endblock %}