diff --git a/include/class.topic.php b/include/class.topic.php
index 44257e04993c1c665e42df0b4b0fc5ccee6abbc2..18bda5a536b232f5b1f3ae71176df8f76046d466 100644
--- a/include/class.topic.php
+++ b/include/class.topic.php
@@ -273,4 +273,4 @@ class Topic {
 }
 
 // Add fields from the standard ticket form to the ticket filterable fields
-Filter::addSupportedMatches('Help Topics', array('topicId' => 'Topic ID'));
+Filter::addSupportedMatches('Help Topic', array('topicId' => 'Topic ID'));