diff --git a/CHANGELOG.md b/CHANGELOG.md
index 44f5a05ba3c6c44301e60d3b43583f9b1789a329..132e5533c9e77a123db30c0ff6e67a5c01d93f6a 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -6,6 +6,27 @@ 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) and
 [Conventional Commits](https://www.conventionalcommits.org/en/v1.0.0/).
 
+## Unreleased (0.9.x)
+
+### Added
+
+- Continuous Integration ([spip/tools](https://hub.docker.com/r/spip/tools) images)
+
+### Changed
+
+- BREAKING CHANGE : PHP8.2 min.
+
+### Fixed
+
+- phpstan 2.0 errors
+- easy-coding-standards errors
+- phpunit errors
+
+### Removed
+
+- php-cs-fixer
+- php code sniffer
+
 ## 0.8.1 - 2024-12-10
 
 ### Fixed
diff --git a/composer.json b/composer.json
index 219e0bf1bdfdf69e2d168a04637e1e2625798a63..2d5ee00433f8865a725bc12b48eb95cdd443f1ab 100644
--- a/composer.json
+++ b/composer.json
@@ -43,7 +43,7 @@
     },
     "extra": {
         "branch-alias": {
-            "dev-main": "0.8.x-dev"
+            "dev-main": "0.9.x-dev"
         },
         "class": "SpipLeague\\Composer\\SpipInstallerPlugin"
     },