diff --git a/admin/survey/classes/surveyEmails/class.SurveyInvitationsNew.php b/admin/survey/classes/surveyEmails/class.SurveyInvitationsNew.php
index 86be026c2..92d83ab03 100644
--- a/admin/survey/classes/surveyEmails/class.SurveyInvitationsNew.php
+++ b/admin/survey/classes/surveyEmails/class.SurveyInvitationsNew.php
@@ -4088,7 +4088,7 @@ class SurveyInvitationsNew {
                     $url = $nice_url . ($individual  == 1  ? '&code='.$password : '');
                 }
 
-                $url .= '&ai='.(int)$sending_data['$arch_id'];
+                $url .= '&ai='.(int)$sending_data['arch_id'];
                 
                 // odjava
                 $unsubscribe = $site_url . 'admin/survey/unsubscribe.php?anketa=' . $this->sid . '&code='.$password;