diff --git a/autoload/vimwiki/default.tpl b/autoload/vimwiki/default.tpl
index 3a4045f..35371d5 100644
--- a/autoload/vimwiki/default.tpl
+++ b/autoload/vimwiki/default.tpl
@@ -4,6 +4,7 @@
 <link rel="Stylesheet" type="text/css" href="%root_path%%css%">
 <title>%title%</title>
 <meta http-equiv="Content-Type" content="text/html; charset=%encoding%">
+<meta name="viewport" content="width=device-width, initial-scale=1">
 </head>
 <body>
 %content%
