diff --git a/index.html b/index.html
index bc9aa99..48ad094 100644
--- a/index.html
+++ b/index.html
@@ -62,6 +62,10 @@
                 </select>
             </footer>
         </main>
+        <script>
+            document.querySelector(".last-updated").innerHTML =
+                document.lastModified;
+</script>
 <script>
                 window.addEventListener("DOMContentLoaded", () => {
     const selector = document.querySelector(".theme-selector");