diff --git a/index.html b/index.html
index e6adae48..e40c4e32 100644
--- a/index.html
+++ b/index.html
@@ -25,7 +25,7 @@
         <meta name="msapplication-TileImage" content="/ms-icon-144x144.png">
         <meta name="theme-color" content="#ffffff">
         <link href="https://fonts.googleapis.com/css?family=Raleway:200,400,700" rel="stylesheet">
-        <link rel="stylesheet" href="css/app.css" type="text/css" />
+        <link rel="stylesheet" href="css/app.css?v=2" type="text/css" />
 
     </head>
     <body>
