diff --git a/schedule/ics.php b/schedule/ics.php
index fca7d62..1c12f77 100644
--- a/schedule/ics.php
+++ b/schedule/ics.php
@@ -1,4 +1,6 @@
 <?php
+$from = gmdate("Y-m-d\T00:00:00\Z",strtotime("today"));
+$to = gmdate("Y-m-d\T00:00:00\Z",strtotime("today + 8 days"));
 include 'schedule.php';
 
 function ics_formatdate($date) {