diff --git a/index.htm b/index.htm
index 1d6695e..6037995 100644
--- a/index.htm
+++ b/index.htm
@@ -9,7 +9,7 @@
     <link rel="stylesheet" href="css/bootstrap.min.css">
     <link rel="stylesheet" href="https://cdn.jsdelivr.net/npm/alertifyjs@1.13.1/build/css/alertify.min.css"/>
     <link rel="stylesheet" href="https://cdn.jsdelivr.net/npm/alertifyjs@1.13.1/build/css/themes/bootstrap.min.css"/>
-    <link rel="stylesheet" href="css/blackjack.css">
+    <link rel="stylesheet" href="css/blackjack.css?version=1">
     <link rel="icon" href="favicon.ico">
 </head>
 <body>
@@ -226,5 +226,5 @@
 <script src="js/CardDeck.js"></script>
 <script src="js/Card.js"></script>
 <script src="js/vue.js"></script>
-<script src="js/app.js"></script>
+<script src="js/app.js?version=1"></script>
 </html>
\ No newline at end of file
