diff --git a/js/url-parser.js b/js/url-parser.js
index 744d286..ce06654 100644
--- a/js/url-parser.js
+++ b/js/url-parser.js
@@ -9,7 +9,7 @@
   Drupal.smartContent = Drupal.smartContent || {};
   Drupal.smartContent.utm = Drupal.smartContent.utm || {};
 
-  var utmParamKeys = ['utm_source', 'utm_medium', 'utm_campaign', 'utm_term', 'utm_content'];
+  var utmParamKeys = ['utm_source', 'utm_medium', 'utm_campaign', 'utm_term', 'utm_content', 'utm_topic'];
 
   Drupal.behaviors.urlParser = {
     attach: function () {