diff --git a/index.html b/index.html
index 15b2309..32b1a50 100644
--- a/index.html
+++ b/index.html
@@ -4,6 +4,7 @@
 <head>
     <meta charset="utf-8">
     <title>DVB Abfahrtsmonitor</title>
+    <meta name="viewport" content="width=device-width, initial-scale=1, maximum-scale=1">
 </head>
 
 <body>
