diff --git a/invoice.php b/invoice.php
index 5ca3e34..94b85a8 100644
--- a/invoice.php
+++ b/invoice.php
@@ -78,8 +78,9 @@
     if ($user->excursion) {
         $net = $EXCURSION / (1 + $FULL_VAT);
         $vat = $EXCURSION - $net;
-        $vat_sum += $vat;
-        $invoice->addItem('Guided City Walk', 'The Guided City Walk takes place in the late afternoon of 21 July.', 1, false, $net, $vat, $EXCURSION);
+        # $vat_sum += $vat;
+        # $invoice->addItem('Guided City Walk', 'The Guided City Walk takes place in the late afternoon of 21 July.', 1, false, $net, $vat, $EXCURSION);
+        $invoice->addItem('Guided City Walk', 'The Guided City Walk takes place in the late afternoon of 21 July.', 1, false, $EXCURSION, "", $EXCURSION);
     }
 
     /* Add totals */