diff --git a/templates/ktstandard/action/discussion_thread_list_item.smarty b/templates/ktstandard/action/discussion_thread_list_item.smarty
index b7ad74f..e0021c5 100644
--- a/templates/ktstandard/action/discussion_thread_list_item.smarty
+++ b/templates/ktstandard/action/discussion_thread_list_item.smarty
@@ -1,5 +1,5 @@
 <tr>
-  <td><a href="{addQS}action=viewThread&fDocumentId={$context->oDocument->getId()}&fThreadId={$thread->getId()}{/addQS}">{$first_comment->getSubject()}</a></td>
+  <td><a href="{addQS}action=viewThread&fDocumentId={$context->oDocument->getId()}&fThreadId={$thread->getId()}{/addQS}">{$first_comment->getSubject()|sanitize}</a></td>
   <td>{$creator->getName()}</td>
   <td>{$thread->getNumberOfViews()}</td>
   <td>{$thread->getNumberOfReplies()}</td>