diff --git a/bin/restic_backup.sh b/bin/restic_backup.sh
index 20cbfe1..37ab6f8 100644
--- a/bin/restic_backup.sh
+++ b/bin/restic_backup.sh
@@ -93,6 +93,7 @@ restic forget \
 	--option b2.connections="$B2_CONNECTIONS" \
 	--prune \
 	--group-by "paths,tags" \
+	--keep-hourly "$RESTIC_RETENTION_HOURS" \  
 	--keep-daily "$RESTIC_RETENTION_DAYS" \
 	--keep-weekly "$RESTIC_RETENTION_WEEKS" \
 	--keep-monthly "$RESTIC_RETENTION_MONTHS" \
diff --git a/etc/restic/default.env.sh b/etc/restic/default.env.sh
index 19fcc70..5461112 100644
--- a/etc/restic/default.env.sh
+++ b/etc/restic/default.env.sh
@@ -32,6 +32,7 @@ export RESTIC_BACKUP_TAG=systemd.timer
 
 # Retention policy - How many backups to keep.
 # See https://restic.readthedocs.io/en/stable/060_forget.html?highlight=month#removing-snapshots-according-to-a-policy
+export RESTIC_RETENTION_HOURS=1
 export RESTIC_RETENTION_DAYS=14
 export RESTIC_RETENTION_WEEKS=16
 export RESTIC_RETENTION_MONTHS=18