diff --git a/CHANGELOG.md b/CHANGELOG.md
index 20e9d91..e42fb34 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -3,6 +3,32 @@
 All notable changes to this project will be documented in this file.
 See [Conventional Commits](https://conventionalcommits.org) for commit guidelines.
 
+## 2026-01-29
+
+### Changes
+
+---
+
+Packages with breaking changes:
+
+ - [`cherrypick_annotations` - `v4.0.0-dev.0`](#cherrypick_annotations---v400-dev0)
+ - [`cherrypick_generator` - `v4.0.0-dev.0`](#cherrypick_generator---v400-dev0)
+
+Packages with other changes:
+
+ - There are no other changes in this release.
+
+---
+
+#### `cherrypick_annotations` - `v4.0.0-dev.0`
+
+ - **BREAKING** **FEAT**: update Dart SDK minimum versions.
+
+#### `cherrypick_generator` - `v4.0.0-dev.0`
+
+ - **BREAKING** **FEAT**: update Dart SDK minimum versions.
+
+
 ## 2026-01-29
 
 ### Changes
diff --git a/cherrypick_annotations/CHANGELOG.md b/cherrypick_annotations/CHANGELOG.md
index cf73733..2ab893e 100644
--- a/cherrypick_annotations/CHANGELOG.md
+++ b/cherrypick_annotations/CHANGELOG.md
@@ -1,3 +1,9 @@
+## 4.0.0-dev.0
+
+> Note: This release has breaking changes.
+
+ - **BREAKING** **FEAT**: update Dart SDK minimum versions.
+
 ## 3.0.3
 
 ## 3.0.2
diff --git a/cherrypick_annotations/pubspec.yaml b/cherrypick_annotations/pubspec.yaml
index e451c16..cbaaa05 100644
--- a/cherrypick_annotations/pubspec.yaml
+++ b/cherrypick_annotations/pubspec.yaml
@@ -1,7 +1,7 @@
 name: cherrypick_annotations
 description: |
   Set of annotations for CherryPick dependency injection library. Enables code generation and declarative DI for Dart & Flutter projects.
-version: 3.0.3
+version: 4.0.0-dev.0
 homepage: https://cherrypick-di.netlify.app
 documentation: https://cherrypick-di.netlify.app/docs/intro
 repository: https://github.com/pese-git/cherrypick/cherrypick_annotations
diff --git a/cherrypick_generator/CHANGELOG.md b/cherrypick_generator/CHANGELOG.md
index 43feb43..12f473c 100644
--- a/cherrypick_generator/CHANGELOG.md
+++ b/cherrypick_generator/CHANGELOG.md
@@ -1,3 +1,9 @@
+## 4.0.0-dev.0
+
+> Note: This release has breaking changes.
+
+ - **BREAKING** **FEAT**: update Dart SDK minimum versions.
+
 ## 3.0.3
 
 ## 3.0.2
diff --git a/cherrypick_generator/pubspec.yaml b/cherrypick_generator/pubspec.yaml
index 01ccbd4..eb91721 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: 3.0.3
+version: 4.0.0-dev.0
 homepage: https://cherrypick-di.netlify.app
 documentation: https://cherrypick-di.netlify.app/docs/intro
 repository: https://github.com/pese-git/cherrypick/cherrypick_generator
@@ -19,7 +19,7 @@ environment:
 
 # Add regular dependencies here.
 dependencies:
-  cherrypick_annotations: ^3.0.3
+  cherrypick_annotations: ^4.0.0-dev.0
   analyzer: ">=8.2.9 <10.0.1"
   dart_style: ^3.0.0
   build: ^3.0.0
diff --git a/examples/postly/pubspec.yaml b/examples/postly/pubspec.yaml
index facf919..cacd9fc 100644
--- a/examples/postly/pubspec.yaml
+++ b/examples/postly/pubspec.yaml
@@ -13,7 +13,7 @@ dependencies:
     sdk: flutter
 
   cherrypick: any
-  cherrypick_annotations: ^3.0.3
+  cherrypick_annotations: ^4.0.0-dev.0
   
   dio: ^5.4.0
   retrofit: ^4.0.3
@@ -38,7 +38,7 @@ dev_dependencies:
   flutter_lints: ^6.0.0
 
   build_runner: ^2.5.0
-  cherrypick_generator: ^3.0.3
+  cherrypick_generator: ^4.0.0-dev.0
   
   json_serializable: ^6.9.0
   retrofit_generator: ^10.0.5