diff --git a/tests/manual/multiple-google-layers.html b/tests/manual/multiple-google-layers.html
index cad58b227c..df5c4f0e3e 100644
--- a/tests/manual/multiple-google-layers.html
+++ b/tests/manual/multiple-google-layers.html
@@ -7,6 +7,7 @@
         <link rel="stylesheet" href="../../theme/default/google.css" type="text/css" />
         <style>
             .col {
+                position: relative;
                 width: 50%;
             }
             #col1 {
@@ -16,6 +17,7 @@
                 float: right;
             }
             .map {
+                position: relative;
                 height: 300px;
             }
             .wrap {