diff --git a/CHANGELOG.md b/CHANGELOG.md
index 44e991b..7d0dca5 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -6,6 +6,9 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## [Unreleased]
 
+### Fixed
+- Fixed Pydantic v2 `to_json` (and `to_structured`) conversion ()
+
 ## [1.10.0] — 2023-09-25
 ### Added
 - Pydantic v2 support. ([#219])