diff --git a/core/templates/frontend_init.php b/core/templates/frontend_init.php
index d6a351e9a3..581f915df9 100644
--- a/core/templates/frontend_init.php
+++ b/core/templates/frontend_init.php
@@ -134,5 +134,5 @@
     $smarty->assign('FAVICON', Output::getClean($favicon_image));
 
 $analytics_id = $configuration->get('Core', 'ga_script');
-if($analytics_id != null && !empty($analytics_id))
-    $smarty->assign('ANALYTICS_ID', $analytics_id);
+if ($analytics_id)
+    $smarty->assign('ANALYTICS_ID', Output::getClean($analytics_id));