diff --git a/assets/templates/_table_of_contents.phtml b/assets/templates/_table_of_contents.phtml
index 0637619..d572255 100644
--- a/assets/templates/_table_of_contents.phtml
+++ b/assets/templates/_table_of_contents.phtml
@@ -1,6 +1,6 @@
 <div class="table-of-contents">
     <h4>Table of Contents</h4>
-    <a href="<?= page_path('index') ?>">Preface</a>
+    <a href="/">Preface</a>
     <ol>
         <li><a href="<?= page_path('basics') ?>">Basics</a></li>
         <li><a href="<?= page_path('variables') ?>">Variables</a></li>