diff --git a/Javascript/main.html b/Javascript/main.html
index 8577594..089d579 100644
--- a/Javascript/main.html
+++ b/Javascript/main.html
@@ -3,7 +3,7 @@
 
 	<head>
     <title>Simplify an SVG</title>
-		<script type="text/javascript" src="jquery.js"></script>
+		<script type="text/javascript" src="https://code.jquery.com/jquery-3.6.0.slim.min.js"></script>
     <script type='text/javascript' src='svg-optimiser.js'></script>
 		<script type='text/javascript' src='optimiser_tests.js'></script>
     <link type="text/css" rel="stylesheet" href="main.css" />
@@ -97,4 +97,4 @@ <h3>Matrix transformations</h3>
     <div class="footer">This website was created by <a href="http://www.petercollingridge.co.uk">Peter Collingridge</a>.</div>
 
   </body>
-</html>
\ No newline at end of file
+</html>
