diff --git a/static/pad.html b/static/pad.html
index 019937d5b..3bd2cb051 100644
--- a/static/pad.html
+++ b/static/pad.html
@@ -4,7 +4,7 @@
   <meta charset="utf-8">
   <meta name="robots" content="noindex, nofollow">
   <title>Etherpad Lite</title>
-  <meta name="viewport" content="initial-scale=1.0, maximum-scale=1.0, user-scalable=0">
+  <meta name="viewport" content="width=device-width, initial-scale=1.0, maximum-scale=1.0, user-scalable=0">
   <!-- CSS -->
   <link href="../static/css/pad.css" rel="stylesheet">
   <!-- javascript -->