diff --git a/README.md b/README.md
index 913d0e4937..76206ff29b 100644
--- a/README.md
+++ b/README.md
@@ -135,8 +135,9 @@ Below are listed tentative CIPs still under discussion with the community. They
 | 0106? | [Web-Wallet Bridge - Mutlisig wallets](https://github.com/cardano-foundation/CIPs/pull/617) |
 | 0107? | [URI Scheme - Block and transaction objects](https://github.com/cardano-foundation/CIPs/pull/635) |
 | 0108? | [Governance Metadata - Governance Actions](https://github.com/cardano-foundation/CIPs/pull/632) |
+| 0121? | [Integer-ByteString conversions](https://github.com/cardano-foundation/CIPs/pull/624) |
 
-<p align="right"><i>Last updated on 2023-12-13</i></p>
+<p align="right"><i>Last updated on 2024-05-03</i></p>
 
 ## Cardano Problem Statements (CPS)