diff --git a/CHANGELOG.md b/CHANGELOG.md
new file mode 100644
index 0000000..22d27db
--- /dev/null
+++ b/CHANGELOG.md
@@ -0,0 +1,18 @@
+# Changelog
+
+All notable changes to this project will be documented in this file.
+
+The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
+and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
+
+## [Unreleased]
+
+## [0.1.1](https://git.kemitix.net/kemitix/kx-utils/compare/v0.1.0...v0.1.1) - 2025-01-10
+
+### Added
+
+- add module experimental::to_string
+- add module experimental
+- add f as alias for std::format macro
+- add newtype macro
+- define features and their dependencies
diff --git a/Cargo.toml b/Cargo.toml
index 1fab1e7..64813b0 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "kx-utils"
-version = "0.1.0"
+version = "0.1.1"
 edition = "2021"
 authors = ["Paul Campbell <pcampbell@kemitix.net>"]
 description = "Common utils incubator"