diff --git a/CHANGELOG.md b/CHANGELOG.md
index 72d4650..8ffb13a 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,9 +1,13 @@
 # Changelog
 
-<a name="1.0.0"></a>
+## [1.1.0](https://github.com/image-js/monotone-chain-convex-hull/compare/v1.0.0...v1.1.0) (2022-07-31)
 
-# 1.0.0 (2017-04-26)
 
 ### Features
 
-- implement monotoneChainConvexHull with "sorted" option ([da550ff](https://github.com/image-js/monotone-chain-convex-hull/commit/da550ff))
+* migrate to TypeScript ([#19](https://github.com/image-js/monotone-chain-convex-hull/issues/19)) ([53a22ce](https://github.com/image-js/monotone-chain-convex-hull/commit/53a22ce87709c11992e497956b0c8ed3f814f60d))
+
+
+### Bug Fixes
+
+* do not sort points in-place ([33aa0d2](https://github.com/image-js/monotone-chain-convex-hull/commit/33aa0d25c17e2b9be384eda367d4d1886eec4ec2))
diff --git a/package.json b/package.json
index 704e3d3..5acbf84 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "monotone-chain-convex-hull",
-  "version": "1.0.0",
+  "version": "1.1.0",
   "description": "Monotone Chain Convex Hull algorithm",
   "main": "./lib/index.js",
   "module": "./lib-esm/index.js",