diff --git a/install/etc/evobackup/conf.d/cron.cf b/install/etc/evobackup/conf.d/cron.cf
index 4b98523..c8c107a 100644
--- a/install/etc/evobackup/conf.d/cron.cf
+++ b/install/etc/evobackup/conf.d/cron.cf
@@ -14,4 +14,4 @@ MAIL_TO="jdoe@example.com"
 LOG="/var/log/evobackup.log"
 
 # Used when you have more than one backup server.
-NODE=$(( $(date +%d) % 2 ))
\ No newline at end of file
+NODE=$(( $(date +%-d) % 2 ))