diff --git a/test.html b/test.html
index 77a5fa8..99a8e99 100644
--- a/test.html
+++ b/test.html
@@ -3,6 +3,7 @@
   <head>
     <title>BOTP Test</title>
     <meta charset="UTF-8">
+    <meta name="viewport" content="width=device-width, initial-scale=1">
   </head>
   <body>
     <h1>Authenticator Test</h1>
