diff --git a/CHANGELOG.md b/CHANGELOG.md
index 84a93b630a7b..8fee8bba4e56 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -7,7 +7,14 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## [Unreleased]
 
-- Nothing yet!
+### Added
+
+- [Oxide] Use `lightningcss` for nesting and vendor prefixes in PostCSS plugin ([#10399](https://github.com/tailwindlabs/tailwindcss/pull/10399))
+
+### Changed
+
+- [Oxide] Disable color opacity plugins by default in the `oxide` engine ([#10618](https://github.com/tailwindlabs/tailwindcss/pull/10618))
+- [Oxide] Enable relative content paths for the `oxide` engine ([#10621](https://github.com/tailwindlabs/tailwindcss/pull/10621))
 
 ## [3.3.1] - 2023-03-30