diff --git a/remote-backup b/remote-backup
index d839be1..f41eb88 100755
--- a/remote-backup
+++ b/remote-backup
@@ -137,7 +137,7 @@ rotateBackup() {
 		fi
 
 # step 2: shift the snapshots(s) back by one, if they exist
-		for backup_number in $(seq $((${MAX_ROTATE}-1)) -1 0)
+		for backup_number in {$((${MAX_ROTATE}-1))..0}
 		do
 			if [ -d "$SNAPSHOT_RW/$NAME/daily.${backup_number}" ]
 			then