diff --git a/.github/workflows/publish.yml b/.github/workflows/publish.yml
index 13c372a..6a32b82 100644
--- a/.github/workflows/publish.yml
+++ b/.github/workflows/publish.yml
@@ -1,8 +1,8 @@
 # Automated publishing: https://dart.dev/tools/pub/automated-publishing
-# Needs, on pub.dev (Admin tab): automated publishing enabled for this repository,
-# tag pattern `v{{version}}` and required environment `pub.dev`. On GitHub: an
-# environment named `pub.dev`. Release by pushing a tag that matches the pubspec
-# version, e.g. `git tag v3.3.0 && git push origin v3.3.0`.
+# Needs, on pub.dev (Admin tab): automated publishing enabled for this repository
+# with tag pattern `v{{version}}` (optionally require the `pub.dev` environment).
+# GitHub creates the `pub.dev` environment on the first run. Release by pushing a
+# tag that matches the pubspec version, e.g. `git tag v4.0.0 && git push origin v4.0.0`.
 name: Publish to pub.dev
 
 on:
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 1e35e42..485d454 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,4 +1,4 @@
-## [4.0.0] - [Unreleased]
+## [4.0.0] - [September 24, 2026]
 
 ### Breaking Changes
 * **Migrated to `package:material_ui`** (#135, thanks @mayainle) — Material and Cupertino were decoupled from the Flutter SDK in Flutter 3.47 and now ship as standalone packages. This package now imports `package:material_ui/material_ui.dart` instead of `package:flutter/material.dart`.