diff --git a/examples/spherical-mercator.html b/examples/spherical-mercator.html
index 908162a4a7..d64344c099 100644
--- a/examples/spherical-mercator.html
+++ b/examples/spherical-mercator.html
@@ -4,6 +4,9 @@
     <link rel="stylesheet" href="style.css" type="text/css" />
     <style type="text/css">
         .olControlAttribution { bottom: 0px!important }
+        #map {
+            height: 512px;
+        }
     </style>
 
     <script src='http://dev.virtualearth.net/mapcontrol/v3/mapcontrol.js'></script>