diff --git a/calendar/inc/footer.inc.php b/calendar/inc/footer.inc.php
index 87dabf6886..502c071514 100644
--- a/calendar/inc/footer.inc.php
+++ b/calendar/inc/footer.inc.php
@@ -11,6 +11,8 @@
   *  option) any later version.                                              *
   \**************************************************************************/
 
+  /* $Id$ */
+
   if (isset($friendly) && $friendly){
      $phpgw->common->phpgw_footer();
      $phpgw->common->phpgw_exit();
diff --git a/calendar/inc/header.inc.php b/calendar/inc/header.inc.php
index be0a542a68..eab1d8c8cf 100644
--- a/calendar/inc/header.inc.php
+++ b/calendar/inc/header.inc.php
@@ -1,4 +1,5 @@
 <?php
+  /* $Id$ */
 
   global $date, $year, $month, $day, $thisyear, $thismonth, $thisday, $filter, $keywords;
   global $matrixtype, $participants;