diff --git a/CHANGELOG.md b/CHANGELOG.md
new file mode 100644
index 0000000..a59dfee
--- /dev/null
+++ b/CHANGELOG.md
@@ -0,0 +1,14 @@
+# 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]
+
+## [0.2.1](https://github.com/bakayu/lessvec/compare/v0.2.0...v0.2.1) - 2026-02-06
+
+### Other
+
+- update readme
diff --git a/Cargo.lock b/Cargo.lock
index e9a3997..5ef7a66 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -4,4 +4,4 @@ version = 4
 
 [[package]]
 name = "lessvec"
-version = "0.2.0"
+version = "0.2.1"
diff --git a/Cargo.toml b/Cargo.toml
index fcc79f5..fd9bafd 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "lessvec"
-version = "0.2.0"
+version = "0.2.1"
 edition = "2024"
 description = "A custom Vec implementation using the Rust standard library."
 authors = ["Ayush Chauhan (bakayu) <mail@ayuch.dev>"]