diff --git a/advpoll.module b/advpoll.module
index e627e29..8d82ecc 100644
--- a/advpoll.module
+++ b/advpoll.module
@@ -496,7 +496,7 @@ function advpoll_display_results($nid, $data, $page = 0) {
 
       if ($show_bar) {
         $bars .= theme('advpoll_bar', array(
-          'title' => $title,
+          'title' => filter_xss($title),
           'percentage' => $item['percentage'],
           'votes' => $item['votes'],
           'voted' => $voted,