diff --git a/CHANGELOG.md b/CHANGELOG.md
index ddd9de5f02b3b61db4e2341c0179ca50e0b19caa..34a9768c2a32d014b14bbae1764c3d860a18a31f 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]
 
+- :warning: BREAKING: switch from boost smart pointers to std ones
+- setup nix
+- setup mergify
+
 ## [1.4.1] - 2024-04-12
 
 - tests: fix use of np.random in tests