diff --git a/contrib/systemd/btrbk.timer.in b/contrib/systemd/btrbk.timer.in
index eda9604..90924bb 100644
--- a/contrib/systemd/btrbk.timer.in
+++ b/contrib/systemd/btrbk.timer.in
@@ -2,7 +2,7 @@
 Description=btrbk daily backup
 
 [Timer]
-OnCalendar=daily
+OnCalendar=hourly
 AccuracySec=10min
 Persistent=true