---
title: Go-SDK - v1.0.0-beta5
slug: feature-experimentation/release-notes/go-sdk-v1-0-0-beta5
docTags: 
createdAt: 2026-07-20T15:44:58.774Z
---

\## \[1.0.0-beta5] - October 30th, 2019

\### Bug Fixes
\- fix(ExperimentWhitelistService): Fix finding variation by key \[#155]\([https://github.com/optimizely/go-sdk/pull/155](https://github.com/optimizely/go-sdk/pull/155))

[https://github.com/optimizely/go-sdk/releases/tag/v1.0.0-beta5](https://github.com/optimizely/go-sdk/releases/tag/v1.0.0-beta5)