diff --git a/CHANGELOG.md b/CHANGELOG.md
index 7f194b23a..f3bf13854 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -5,6 +5,13 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
+## Unreleased
+
+### Changed
+
+- Upgraded `class-transformer` from version `0.3.2` to `0.5.1`
+- Upgraded `class-validator` from version `0.13.1` to `0.14.0`
+
 ## 1.265.0 - 2023-05-01
 
 ### Changed