diff --git a/math/CHANGELOG.md b/math/CHANGELOG.md
index a254b59c43f4..585006ea2a34 100644
--- a/math/CHANGELOG.md
+++ b/math/CHANGELOG.md
@@ -36,11 +36,14 @@ Ref: https://github.com/commitizen/conventional-commit-types/blob/v3.0.0/index.j
 
 ## [Unreleased]
 
+### Features
+
+* [#18421](https://github.com/cosmos/cosmos-sdk/pull/18421) Add mutative api for `LegacyDec.BigInt()`.
+
 ## [math/v1.2.0](https://github.com/cosmos/cosmos-sdk/releases/tag/math/v1.2.0) - 2023-11-07
 
 ### Features
 
-* [#18421](https://github.com/cosmos/cosmos-sdk/pull/18421) Add mutative api for `LegacyDec.BigInt()`.
 * [#18247](https://github.com/cosmos/cosmos-sdk/pull/18247) Add mutative api for `Uint.BigInt()`.
 * [#17803](https://github.com/cosmos/cosmos-sdk/pull/17803) Add mutative api for `Int.BigInt()`.
 * [#18030](https://github.com/cosmos/cosmos-sdk/pull/18030) Add mutative api for `NewIntFromBigInt`.