diff --git a/README.md b/README.md
index 025ab1ab..0c35c0d7 100644
--- a/README.md
+++ b/README.md
@@ -324,6 +324,7 @@ API | Description | Auth | HTTPS | CORS |
 | [Non-Working Days](https://isdayoff.ru) | Simple REST API for checking working, non-working or short days for Russia, CIS, USA and other | No | Yes | Yes |
 | [Public Holidays](https://www.abstractapi.com/holidays-api) | Data on national, regional, and religious holidays via API | `apiKey` | Yes | Yes |
 | [Russian Calendar](https://github.com/egno/work-calendar) | Check if a date is a Russian holiday or not | No | Yes | No |
+| [The Calendar](https://the-calendar.net/api/) | Holidays (US federal, 50 states, 30 countries), sports schedules, and finance calendars as static JSON | No | Yes | Yes |
 | [UK Bank Holidays](https://www.gov.uk/bank-holidays.json) | Bank holidays in England and Wales, Scotland and Northern Ireland | No | Yes | Unknown |
 
 **[⬆ Back to Index](#index)**