diff --git a/system.base.css b/system.base.css
index 07a41fa..addbf11 100644
--- a/system.base.css
+++ b/system.base.css
@@ -247,7 +247,7 @@ html.js .js-hide {
  * @see http://perishablepress.com/press/2009/12/06/new-clearfix-hack
  */
 .clearfix:after {
-  content: " "; /*Team 4 - bugreport:1439000 */
+  content: ".";
   display: block;
   height: 0;
   clear: both;