diff --git a/CHANGELOG.md b/CHANGELOG.md
index 592af7e..97f9401 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,6 +2,13 @@
 
 All notable changes to this project will be documented in this file. See [standard-version](https://github.com/conventional-changelog/standard-version) for commit guidelines.
 
+## [2.0.0-beta.0](https://github.com/rars/diff-match-patch-ts/compare/v1.0.0...v2.0.0-beta.0) (2026-06-16)
+
+
+### Features
+
+* **diff-match-patch-ts:** target es2022 and use TypeScript 6 ([c54abf1](https://github.com/rars/diff-match-patch-ts/commit/c54abf134690737b620ed67265dd817211041fd3))
+
 ## [1.0.0](https://github.com/rars/diff-match-patch-ts/compare/v0.8.0...v1.0.0) (2026-06-15)
 
 - Maintenance release updating dependencies. Setting version to 1.0.0.
diff --git a/package-lock.json b/package-lock.json
index ad20820..3f981e1 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,12 +1,12 @@
 {
   "name": "diff-match-patch-ts",
-  "version": "1.0.0",
+  "version": "2.0.0-beta.0",
   "lockfileVersion": 3,
   "requires": true,
   "packages": {
     "": {
       "name": "diff-match-patch-ts",
-      "version": "1.0.0",
+      "version": "2.0.0-beta.0",
       "license": "MIT",
       "devDependencies": {
         "@commitlint/cli": "^21.0.2",
diff --git a/package.json b/package.json
index c8a2ae6..1d86ac2 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "diff-match-patch-ts",
-  "version": "1.0.0",
+  "version": "2.0.0-beta.0",
   "description": "Port of diff-match-patch to TypeScript.",
   "exports": {
     ".": {