diff --git a/go-server/public/index.html b/go-server/public/index.html
index cc86f8b..751f33c 100644
--- a/go-server/public/index.html
+++ b/go-server/public/index.html
@@ -9,7 +9,7 @@
     <script src="//ajax.googleapis.com/ajax/libs/angularjs/1.7.4/angular.min.js"></script>
     <script src="//ajax.googleapis.com/ajax/libs/angularjs/1.7.4/angular-route.min.js"></script>
     <script src="//cdnjs.cloudflare.com/ajax/libs/ngStorage/0.3.11/ngStorage.js"></script>
-    <script src="//cdnjs.cloudflare.com/ajax/libs/socket.io/4.8.0/socket.io.slim.js"></script>
+    <script src="//cdnjs.cloudflare.com/ajax/libs/socket.io/4.8.3/socket.io.slim.js"></script>
     <script src="//pc035860.github.io/angular-highlightjs/angular-highlightjs.js"></script>
 
     <link rel="stylesheet" href="./style.css">