diff --git a/docs/index.html b/docs/index.html
index f7ada43ef..4096394aa 100644
--- a/docs/index.html
+++ b/docs/index.html
@@ -27,8 +27,8 @@
 
     <link rel="icon" type="image/png" href="favicon.ico" />
 
-    <link href="interface.css" rel="stylesheet">
-    <link href="index.css" rel="stylesheet">
+    <link href="interface.css?v=2" rel="stylesheet">
+    <link href="index.css?v=2" rel="stylesheet">
   </head>
   <body>
     <script src="index.js"></script>
