diff --git a/CHANGELOG.md b/CHANGELOG.md
new file mode 100644
index 0000000..0995a1e
--- /dev/null
+++ b/CHANGELOG.md
@@ -0,0 +1,20 @@
+# 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]
+
+## [0.5.1](https://github.com/SichangHe/fmtt/compare/v0.5.0...v0.5.1) - 2024-05-25
+
+### Fixed
+- fix multiple new line bug
+
+### Other
+- prioritize sub-sentence ends over sub-sentence starts
+- split before words too long
+- shut up warning from tailcall
+- free tail call
+- ignore python build files
+- basic python binding
diff --git a/Cargo.toml b/Cargo.toml
index 586dca1..7846fb1 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "fmtt"
-version = "0.5.0"
+version = "0.5.1"
 edition = "2021"
 description = "A diff-friendly text formatter that breaks lines on sensible punctuations and words to fit a line width."
 license = "MIT"