diff --git a/docs/template.html b/docs/template.html
index bf31af6dc..5a04bd5e4 100644
--- a/docs/template.html
+++ b/docs/template.html
@@ -87,7 +87,7 @@
     <script>
     document.addEventListener("DOMContentLoaded", function (e) {
       anchors.options.visible = 'always';
-      anchors.add('.markdown-body h1, .markdown-body h2, .markdown-body h3, .markdown-body h4');
+      anchors.add('.markdown-body h1, .markdown-body h2, .markdown-body h3, .markdown-body h4, .markdown-body h5, .markdown-body h6');
 
       var tables = document.querySelectorAll('table'),
           blockquotes = document.querySelectorAll('blockquote'),