diff --git a/_includes/header.html b/_includes/header.html
index ad8255a..127c03a 100644
--- a/_includes/header.html
+++ b/_includes/header.html
@@ -12,13 +12,14 @@
     maximum-scale=1">
 
   <link href='//fonts.googleapis.com/css?family=Roboto:400,900' rel='stylesheet' type='text/css'>
+  <script type="text/javascript" src="//code.jquery.com/jquery-3.7.1.min.js"></script>
   <script type="text/javascript" src="//cdn.jsdelivr.net/jquery.lazy/1.7.9/jquery.lazy.min.js"></script>
   <link rel="stylesheet" href="/assets/gallery.css">
 </head>
 <body>
   
 <script type="text/javascript">
-   $(function() {
+   (function() {
         $('.lazy').lazy({
           effect: "fadeIn",
           effectTime: 1000,
