diff --git a/yesod/scaffold/templates/default-layout-wrapper.hamlet.cg b/yesod/scaffold/templates/default-layout-wrapper.hamlet.cg
index 3d548d55..37a22d96 100644
--- a/yesod/scaffold/templates/default-layout-wrapper.hamlet.cg
+++ b/yesod/scaffold/templates/default-layout-wrapper.hamlet.cg
@@ -22,7 +22,7 @@
         <script>
           document.documentElement.className = document.documentElement.className.replace(/\bno-js\b/,'js');
     <body>
-        <div id="container">
+        <div class="container">
             <header>
             <div id="main" role="main">
               ^{pageBody pc}
