diff -urN smeserver-vacation-1.1.old/root/etc/cron.d/vacation smeserver-vacation-1.1/root/etc/cron.d/vacation
--- smeserver-vacation-1.1.old/root/etc/cron.d/vacation	2015-09-23 10:52:52.942489387 +0200
+++ smeserver-vacation-1.1/root/etc/cron.d/vacation	2015-09-23 10:55:09.820465151 +0200
@@ -1,6 +1,11 @@
 # Check each user account if a vacation message should be enabled
 # or disabled based on the given From/To vacation dates
 # Do it shortly after midnight on every day
+#
+# Comment or edit the following line if you want to receive a status mail
+# everytime this cron script runs
+MAILTO=""
+#
 SHELL=/bin/sh
 PATH=/sbin/e-smith:/sbin:/bin:/usr/sbin:/usr/bin
 5 0 * * * root /sbin/e-smith/vacation/check_vacation_dates.sh