# Bun bun-v0.0.21 — Release & Upgrade Intelligence
- **Product:** Bun (https://bun.sh)
- **Version:** bun-v0.0.21
- **Released:** Sep 18, 2021
- **Impact Score:** 5/10
- **Breaking Changes:** Not verified
- **Canonical Analysis:** https://changelogs.us/bun/updates/bun-v0.0.21/

## Executive Summary (TL;DR)
Bun bun-v0.0.21. Source highlight: Slightly improve JSX decoding perf

## Improvements
- Slightly improve JSX decoding perf

## Bug Fixes
- Fix whitespace & emoji bug when parsing JSX