---
title: Javascript-SDK - 4.9.2
slug: feature-experimentation/release-notes/javascript-sdk-4-9-2
docTags: 
createdAt: 2026-07-20T15:44:47.321Z
---

## [#492---june-27-2022](docId\:owp5NDilDVn3uYlPlpK4o)\[4.9.2] - June 27, 2022

### [#changed](docId\:owp5NDilDVn3uYlPlpK4o)Changed

- Add package.json script for running Karma tests locally using Chrome ([#651](https://github.com/optimizely/javascript-sdk/pull/651)).
- Replaced explicit typescript typings with auto generated ones ([#745](https://github.com/optimizely/javascript-sdk/pull/745)).
- Integrated code from `utils` package into `optimizely-sdk` ([#749](https://github.com/optimizely/javascript-sdk/pull/749)).

[https://github.com/optimizely/javascript-sdk/releases/tag/v4.9.2](https://github.com/optimizely/javascript-sdk/releases/tag/v4.9.2)