diff --git a/compiler/src/Generate/Html.hs b/compiler/src/Generate/Html.hs
index 84d1f8204..d488e130e 100644
--- a/compiler/src/Generate/Html.hs
+++ b/compiler/src/Generate/Html.hs
@@ -23,6 +23,7 @@ sandwich moduleName javascript =
 <html>
 <head>
   <meta charset="UTF-8">
+  <meta name="viewport" content="width=device-width, initial-scale=1">
   <title>|] <> name <> [r|</title>
 </head>
 
