diff --git a/build/service/Updater.php b/build/service/Updater.php
index 56b4e19..8101f21 100644
--- a/build/service/Updater.php
+++ b/build/service/Updater.php
@@ -43,6 +43,8 @@
 			=========================================================*/
 			foreach($this->config->getDiplomes() as $d_id=>$d_name){
 
+				file_put_contents(__ROOT__."/tmp/$d_id.ics", "BEGIN:VCALENDAR", FILE_APPEND);
+
 				/* (1) Browse each date
 				---------------------------------------------------------*/
 				foreach($this->config->getPeriods() as $p_id=>$p_date){
@@ -63,6 +65,8 @@
 
 				}
 
+				file_put_contents(__ROOT__."/tmp/$d_id.ics", "END:VCALENDAR", FILE_APPEND);
+
 			}
 		}