diff --git a/templates/partials/header.html b/templates/partials/header.html
index 6b219da..4be4f7b 100644
--- a/templates/partials/header.html
+++ b/templates/partials/header.html
@@ -27,6 +27,7 @@
 </navbar>
 
 <script>
+(function() {
   const dateEl = document.querySelector('current-date');
   if (dateEl) {
     const update = () => {
@@ -39,4 +40,5 @@
     update();
     setInterval(update, 1000);
   }
+})();
 </script>
\ No newline at end of file