diff --git a/CHANGELOG.md b/CHANGELOG.md
index 990795bec..1b2201867 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -7,6 +7,10 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## [UNRELEASED]
 
+### Changed
+
+- Raised the minimum version of Pydantic from 1.10.1 to 2.1.1 in `requirements.txt`
+
 ## [0.228.0-rc.0] - 2023-08-31
 
 ### Authors