diff --git a/scripts/restore-backup-to-file.sh b/scripts/restore-backup-to-file.sh
index e62ae80..3756512 100755
--- a/scripts/restore-backup-to-file.sh
+++ b/scripts/restore-backup-to-file.sh
@@ -7,8 +7,9 @@ usage () {
    echo "USAGE: $0 --aws-access-key <your_aws_access_key>  \ "
    echo "          --aws-secret-access-key <your_aws_secret_access_key> \ "
    echo "          --backup-url s3://backupbucket@ap-northeast-1/backupstore?backup=<backup_name>&volume=<volume_name> \ "
-   echo "          --target-directory /tmp/restore/volume.raw \ "
+   echo "          --output-file volume.raw \ "
    echo "          --output-format raw \ "
+   echo "          --version <longhorn_version>"
    echo "          --backing-file <backing_file_path>"
    echo "Restore a Longhorn backup to a raw image or a qcow2 image."
    echo ""