# Bun bun-v0.5.1 — Release & Upgrade Intelligence
- **Product:** Bun (https://bun.sh)
- **Version:** bun-v0.5.1
- **Released:** Jan 20, 2023
- **Impact Score:** 5/10
- **Breaking Changes:** Not verified
- **Canonical Analysis:** https://changelogs.us/bun/updates/bun-v0.5.1/

## Executive Summary (TL;DR)
Bun bun-v0.5.1. Source highlight: This release is a follow up to Bun v0.5

## New Features
- add `fs.rmdir` & friends

## Bug Fixes
- Fix/simplify `bun-types` release
- fix memory reference issues
- fix stale references upon `Lockfile` tree cloning
- fix(fetch:HTTP_PROXY) fix support for HTTP_PROXY/HTTPS_PROXY and NO_PROXY in fetch instances
- Bugfixes to install