diff --git a/CHANGELOG.md b/CHANGELOG.md
index 49efb4b..89c8291 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -6,28 +6,18 @@ that can be found in the LICENSE file. -->
 
 See the [Migration Guide](guides/migration_guide.md) for the details of breaking changes between versions.
 
-## 4.0.0-dev.3
-
-### Improvements
-
-- Adapt layouts according to the device orientation.
-
-## 4.0.0-dev.2
-
-### New features
-
-- Migrate to Flutter 3.3, and drop supports for previous Flutter versions.
-
-## 4.0.0-dev.1
+## 4.0.0
 
 To know more about breaking changes, see [Migration Guide][].
 
 ### New features
 
+- Migrate to Flutter 3.3, and drop supports for previous Flutter versions.
 - Sync all UI details from WeChat 8.3.x. (#181)
 
 ### Improvements
 
+- Adapt layouts according to the device orientation.
 - Improve the performance when taking photos.
 - Improve the experience when using the exposure slider.
 - Prefer `FlashMode.off` for better performance.
diff --git a/example/pubspec.yaml b/example/pubspec.yaml
index 261f4b4..63af283 100644
--- a/example/pubspec.yaml
+++ b/example/pubspec.yaml
@@ -1,6 +1,6 @@
 name: wechat_camera_picker_demo
 description: A new Flutter project.
-version: 4.0.0+24
+version: 4.0.0+25
 publish_to: none
 
 environment:
diff --git a/pubspec.yaml b/pubspec.yaml
index b8e3a2e..a3872b2 100644
--- a/pubspec.yaml
+++ b/pubspec.yaml
@@ -1,7 +1,7 @@
 name: wechat_camera_picker
 description: A camera picker based on WeChat's UI which is a separate runnable extension to wechat_assets_picker.
 repository: https://github.com/fluttercandies/flutter_wechat_camera_picker
-version: 4.0.0-dev.3
+version: 4.0.0
 
 environment:
   sdk: ">=2.18.0 <3.0.0"