Помилки з логів. Переписати під старіший стандарт ES, або прогоняти через babel, файл django-flatpickr.js

14D97F000001C83E7F00000100506665AA08274695C10C | [2024-06-09 16:11:38,179] | ERROR | marketplace_portal.views | Browser ERROR - {"location":"https://prozorro.sale/auction/","userAgent":"Mozilla/5.0 (Linux; U; Android 6.0; zh-CN; MZ-M5c Build/MRA58K) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/57.0.2987.108 MZBrowser/7.13.110-2019112819 UWS/2.15.0.4 Mobile Safari/537.36","stack":"Error: Unexpected token . @ https://prozorro.sale/static/django_flatpickr/js/django-flatpickr.js:122:46\n at j (https://prozorro.sale/static/build/portal.min.js?v=v1.31.8-prod:1:418287)\n at window.onerror (https://prozorro.sale/static/build/portal.min.js?v=v1.31.8-prod:1:418884)","message":"Unexpected token . @ https://prozorro.sale/static/django_flatpickr/js/django-flatpickr.js:122:46"}

Де саме знаходится файл marketplace_portal/portal/static/django_flatpickr/js/django-flatpickr.js.