# Bun bun-v0.6.13 — Release & Upgrade Intelligence
- **Product:** Bun (https://bun.sh)
- **Version:** bun-v0.6.13
- **Released:** Jul 04, 2023
- **Impact Score:** 5/10
- **Breaking Changes:** Not verified
- **Canonical Analysis:** https://changelogs.us/bun/updates/bun-v0.6.13/

## Executive Summary (TL;DR)
Bun bun-v0.6.13. Source highlight: curl https://bun.sh/install | bash

## New Features
- [tls] add socket parameter, setServername and ALPNprotocols support
- Add alias for readBigUInt64BE ...

## Improvements
- implement perf_hooks.constants

## Bug Fixes
- fix: export `ClientRequest` and `OutgoingMessage` as part of the `node:http` package
- [jest] fix lifecycle hook execution order
- [WIP]Fix calling `Buffer.toString` with `(offset, length, encoding)`
- Fix leak in fd
- Fixes #3489
- fix zero length env var values