diff --git a/application/libraries/Notifications.php b/application/libraries/Notifications.php
index 9ccf4eec..37cf95e0 100644
--- a/application/libraries/Notifications.php
+++ b/application/libraries/Notifications.php
@@ -59,7 +59,7 @@ class Notifications {
         {
             if ($manage_mode)
             {
-                $customer_subject = lang('appointment_changes_saved');
+                $customer_subject = lang('appointment_details_changed');
 
                 $customer_message = '';