diff --git a/layouts/partials/footer.html b/layouts/partials/footer.html
index 4e348be..ab4496c 100644
--- a/layouts/partials/footer.html
+++ b/layouts/partials/footer.html
@@ -138,9 +138,12 @@
 </script>
 {{- end }}
 
-{{- if (and (eq .Kind "page") (.Param "ShowToc") (.Param "TocSide")) }}
+{{- if (and (eq .Kind "page") (.Content) (.Param "ShowToc") (.Param "TocSide")) }}
 <script>
 window.addEventListener('DOMContentLoaded', function (event) {
+  if (!document.querySelector('.toc')) {
+    return;
+  }
   const headings = document.querySelectorAll('h1[id],h2[id],h3[id],h4[id],h5[id]');
   const activeClass = 'active';