Module parse failed: Unexpected token

getting err while make command

ERROR in ./node_modules/@jitsi/js-utils/jitsi-local-storage/index.js 11:13
Module parse failed: Unexpected token (11:13)
You may need an appropriate loader to handle this file type, currently no loaders are configured to process this file. See Concepts | webpack
| * The object used for storage.
| /
> _storage = {};
|
| /
*
@ ./node_modules/@jitsi/js-utils/index.js 4:0-38 4:0-38
@ ./react/features/base/settings/reducer.js
@ ./react/features/base/settings/index.js
@ ./conference.js
@ ./app.js