diff --git a/workflow/engine/classes/class.licensedFeatures.php b/workflow/engine/classes/class.licensedFeatures.php
index 9b543c487..c7e1469e6 100644
--- a/workflow/engine/classes/class.licensedFeatures.php
+++ b/workflow/engine/classes/class.licensedFeatures.php
@@ -68,7 +68,7 @@ class PMLicensedFeatures
         if (!class_exists("pmLicenseManager")) {
             require_once ("classes" . PATH_SEP . "class.pmLicenseManager.php");
         }
-        $licenseManager = &pmLicenseManager::getSingleton();
+        $licenseManager = pmLicenseManager::getSingleton();
 
         $_SESSION['__sw__'] = true;
         $padl = new padl();