diff --git a/sample/systemd/borgmatic.timer b/sample/systemd/borgmatic.timer
index 4b49d1f77..ea254341b 100644
--- a/sample/systemd/borgmatic.timer
+++ b/sample/systemd/borgmatic.timer
@@ -3,6 +3,7 @@ Description=Run borgmatic backup
 
 [Timer]
 OnCalendar=daily
+Persistent=true
 
 [Install]
 WantedBy=timers.target