---
title: PHP-SDK - 3.9.4
slug: feature-experimentation/release-notes/php-sdk-3-9-4
docTags: 
createdAt: 2026-07-20T15:45:17.648Z
---

## [#394](docId\:Owxb6gd0vI-2T_wi2J_41)3.9.4

March 29 , 2023

- We have made changes to avoid unnecessary deprecation notices and fixed some incorrect return hints. ([#265](https://github.com/optimizely/php-sdk/pull/265)).

[https://github.com/optimizely/php-sdk/releases/tag/3.9.4](https://github.com/optimizely/php-sdk/releases/tag/3.9.4)