diff --git a/src/_includes/js/main.js b/src/_includes/js/main.js
index 802d49b..1d033f4 100644
--- a/src/_includes/js/main.js
+++ b/src/_includes/js/main.js
@@ -1,5 +1,7 @@
-document.documentElement.classList.replace('no-js', 'js');
+// Javascript is active
+document.documentElement.classList.remove('no-js');
 
+// Update navigation according to page scroll
 const options = {
     rootMargin: '0px 0px -60% 0px'
 };