changelog

Author: SkafteNicki

src/lightning/pytorch/CHANGELOG.md

@@ -41,6 +41,9 @@ The format is based on [Keep a Changelog](http://keepachangelog.com/en/1.0.0/).
 - Fix `save_last` behavior in the absence of validation ([#20960](https://github.com/Lightning-AI/pytorch-lightning/pull/20960))
 
 
+- Fixed `save_hyperparameters` crashing with `dataclasses` using `init=False` ([#21051](https://github.com/Lightning-AI/pytorch-lightning/pull/21051))
+
+
 ---
 
 ## [2.5.2] - 2025-06-20