diff --git a/CHANGELOG.md b/CHANGELOG.md
index e42fb34..e080f45 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -3,6 +3,27 @@
 All notable changes to this project will be documented in this file.
 See [Conventional Commits](https://conventionalcommits.org) for commit guidelines.
 
+## 2026-01-30
+
+### Changes
+
+---
+
+Packages with breaking changes:
+
+ - There are no breaking changes in this release.
+
+Packages with other changes:
+
+ - [`cherrypick_generator` - `v4.0.0-dev.1`](#cherrypick_generator---v400-dev1)
+
+---
+
+#### `cherrypick_generator` - `v4.0.0-dev.1`
+
+ - **FEAT**: migrate to analyzer 9.0.0 API.
+
+
 ## 2026-01-29
 
 ### Changes
diff --git a/cherrypick_generator/CHANGELOG.md b/cherrypick_generator/CHANGELOG.md
index 12f473c..5918905 100644
--- a/cherrypick_generator/CHANGELOG.md
+++ b/cherrypick_generator/CHANGELOG.md
@@ -1,3 +1,7 @@
+## 4.0.0-dev.1
+
+ - **FEAT**: migrate to analyzer 9.0.0 API.
+
 ## 4.0.0-dev.0
 
 > Note: This release has breaking changes.
diff --git a/cherrypick_generator/pubspec.yaml b/cherrypick_generator/pubspec.yaml
index 1337283..6dc762e 100644
--- a/cherrypick_generator/pubspec.yaml
+++ b/cherrypick_generator/pubspec.yaml
@@ -2,7 +2,7 @@ name: cherrypick_generator
 description: |
   Source code generator for the cherrypick dependency injection system. Processes annotations to generate binding and module code for Dart & Flutter projects.
 
-version: 4.0.0-dev.0
+version: 4.0.0-dev.1
 homepage: https://cherrypick-di.netlify.app
 documentation: https://cherrypick-di.netlify.app/docs/intro
 repository: https://github.com/pese-git/cherrypick/cherrypick_generator
diff --git a/examples/postly/pubspec.yaml b/examples/postly/pubspec.yaml
index 4ab0ec2..3a29826 100644
--- a/examples/postly/pubspec.yaml
+++ b/examples/postly/pubspec.yaml
@@ -38,7 +38,7 @@ dev_dependencies:
   flutter_lints: ^6.0.0
 
   build_runner: ^2.5.0
-  cherrypick_generator: ^4.0.0-dev.0
+  cherrypick_generator: ^4.0.0-dev.1
   
   json_serializable: ^6.9.0
   retrofit_generator: ^10.2.1