diff --git a/CHANGELOG.md b/CHANGELOG.md
index b137440..37d4b1a 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,17 @@
 # Changelog
 
+## [2.1.0](https://www.github.com/fairDataSociety/bmt-js/compare/v2.0.1...v2.1.0) (2023-07-05)
+
+
+### Features
+
+* custom hasher for chunks ([#21](https://www.github.com/fairDataSociety/bmt-js/issues/21)) ([2003efe](https://www.github.com/fairDataSociety/bmt-js/commit/2003efed9b58f240e51b9b983dbe4efbb37538ca))
+
+
+### Bug Fixes
+
+* allow 0 payload ([#18](https://www.github.com/fairDataSociety/bmt-js/issues/18)) ([10687d5](https://www.github.com/fairDataSociety/bmt-js/commit/10687d50b3dc01f5dbc80db3ff123ebe967d984f))
+
 ### [2.0.1](https://www.github.com/fairDataSociety/bmt-js/compare/v2.0.0...v2.0.1) (2022-05-10)
 
 
diff --git a/package-lock.json b/package-lock.json
index 1066edb..9fc2faf 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,12 +1,12 @@
 {
   "name": "bmt-js",
-  "version": "2.0.1",
+  "version": "2.1.0",
   "lockfileVersion": 2,
   "requires": true,
   "packages": {
     "": {
       "name": "bmt-js",
-      "version": "2.0.1",
+      "version": "2.1.0",
       "license": "MIT",
       "devDependencies": {
         "@babel/core": "^7.17.5",
diff --git a/package.json b/package.json
index f0dc652..8de1cc3 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@fairdatasociety/bmt-js",
-  "version": "2.0.1",
+  "version": "2.1.0",
   "description": "Binary Merkle Tree operations on data",
   "main": "dist/index.js",
   "types": "dist/src/index.d.ts",