---
title: Javascript-SDK - 4.4.1
slug: feature-experimentation/release-notes/javascript-sdk-4-4-1
docTags: 
createdAt: 2026-07-20T15:45:15.142Z
---

\## \[4.4.1] - November 5, 2020

\### Bug fixes
\- Allowed using \`--isolatedModules\` flag in TSConfig file by fixing exports in event processor (\[#610]\([https://github.com/optimizely/javascript-sdk/pull/610](https://github.com/optimizely/javascript-sdk/pull/610)))
\- Fixed strictNullChecks type errors (\[#611]\([https://github.com/optimizely/javascript-sdk/pull/611](https://github.com/optimizely/javascript-sdk/pull/611)))

[https://github.com/optimizely/javascript-sdk/releases/tag/v4.4.1](https://github.com/optimizely/javascript-sdk/releases/tag/v4.4.1)