diff --git a/lemur_cron.service b/lemur_cron.service
index e271b23..b7f4412 100644
--- a/lemur_cron.service
+++ b/lemur_cron.service
@@ -4,7 +4,7 @@ After=lemur.service
 
 [Service]
 Environment="LEMUR_CONF=/etc/lemur/lemur.conf.py"
-ExecStart=/usr/bin/lemur certificate reissue
+ExecStart=/usr/bin/lemur certificate reissue --commit
 User=lemur
 Group=lemur