diff --git a/CHANGELOG.md b/CHANGELOG.md
index 69f6931..f45346b 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -4,6 +4,17 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](http://keepachangelog.com/)
 and this project adheres to [Semantic Versioning](http://semver.org/).
 
+## v1.0.0 (2023-10-18)
+### Added
+- Add cache support
+
+### Changed
+- Add empty `classGroups` configuration
+
+### Docs
+- Add documentation for configuration
+- Add documentation for `twMergeFor()`
+
 ## v0.2.1 (2023-08-10)
 ### Fixed
 - Revert the behaviour of `twMerge`