diff --git a/README.md b/README.md
index b7e53ccc..f998786b 100644
--- a/README.md
+++ b/README.md
@@ -413,6 +413,7 @@ API | Description | Auth | HTTPS | CORS |
 | [Bitcambio](https://nova.bitcambio.com.br/api/v3/docs#a-public) | Get the list of all traded assets in the exchange | No | Yes | Unknown |
 | [BitcoinAverage](https://apiv2.bitcoinaverage.com/) | Digital Asset Price Data for the blockchain industry | `apiKey` | Yes | Unknown |
 | [BitcoinCharts](https://bitcoincharts.com/about/exchanges/) | Financial and Technical Data related to the Bitcoin Network | No | Yes | Unknown |
+| [Bitcoin Halving](https://why21million.com/halving-api/) | Halving era, block reward, and schedule arithmetic for any Bitcoin block height | No | Yes | Yes |
 | [Bitfinex](https://docs.bitfinex.com/docs) | Cryptocurrency Trading Platform | `apiKey` | Yes | Unknown |
 | [BitPanda](https://developers.bitpanda.com) | Cryptocurrency Information | `apiKey` | Yes | Unknown |
 | [Bitmex](https://www.bitmex.com/app/apiOverview) | Real-Time Cryptocurrency derivatives trading platform based in Hong Kong | `apiKey` | Yes | Unknown |