diff --git a/roles/backup/templates/s3backup.sh b/roles/backup/templates/s3backup.sh
index 4bc0c81..3551034 100644
--- a/roles/backup/templates/s3backup.sh
+++ b/roles/backup/templates/s3backup.sh
@@ -48,7 +48,7 @@ fi
 # Helper functions
 backup() {
 	# Takes a file or directory to backup and backs it up
-	[ -z "$@" ] && return 1
+	[ -z "$*" ] && return 1
 
 	if command -v restic > /dev/null 2>&1; then
 		for dir in "$@"; do