diff --git a/pypowerdns/static/css/formalize.css b/pypowerdns/static/css/formalize.css
index c9084ae..c47f19c 100644
--- a/pypowerdns/static/css/formalize.css
+++ b/pypowerdns/static/css/formalize.css
@@ -79,7 +79,7 @@ input[type="button"] {
   -webkit-background-clip: padding;
   -moz-background-clip: padding;
   background-clip: padding-box;
-  background: #dddddd url('../images/button.png?1298351022') repeat-x;
+  background: #dddddd url('/static/img/button.png?1298351022') repeat-x;
   background-image: -webkit-gradient(linear, 50% 0%, 50% 100%, color-stop(0%, #ffffff), color-stop(100%, #dddddd));
   background-image: -webkit-linear-gradient(#ffffff, #dddddd);
   background-image: -moz-linear-gradient(#ffffff, #dddddd);
@@ -313,7 +313,7 @@ optgroup::-moz-focus-inner {
 .ie6_button,
 * html button,
 * html a.button {
-  background: #dddddd url('../images/button.png?1298351022') repeat-x;
+  background: #dddddd url('/static/img/button.png?1298351022') repeat-x;
   border: 1px solid;
   border-color: #dddddd #bbbbbb #999999;
   cursor: pointer;