CHANGELOG.md in physical-0.5.0 vs CHANGELOG.md in physical-0.5.1

@@ -4,9 +4,14 @@
 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
 
+## [0.5.1] - 2023-12-19
+
+### Changed
+- Better pallet deprecations [#32]
+
 ## [0.5.0] - 2023-12-19
 
 ### Added
 - Introduce `Physical::Structure` class [#31]