diff --git a/src/apps.js b/src/apps.js
index 073c87391..fefac1f1c 100644
--- a/src/apps.js
+++ b/src/apps.js
@@ -2829,7 +2829,6 @@ async function getBackupDownloadStream(app, backupId) {
     const backup = await backups.get(backupId);
     if (!backup) throw new BoxError(BoxError.NOT_FOUND, 'Backup not found');
     if (backup.identifier !== app.id) throw new BoxError(BoxError.NOT_FOUND, 'Backup not found'); // some other app's backup
-    if (backup.format !== 'tgz') throw new BoxError(BoxError.BAD_STATE, 'only tgz backups can be downloaded');
 
     const backupSite = await backupSites.get(backup.siteId);
     if (!backupSite) throw new BoxError(BoxError.NOT_FOUND, 'Backup site not found'); // not possible