# Tailwind CSS v2.2.10 — Release & Upgrade Intelligence
- **Product:** Tailwind CSS (https://tailwindcss.com)
- **Version:** v2.2.10
- **Released:** Sep 06, 2021
- **Impact Score:** 5/10
- **Breaking Changes:** Not verified
- **Canonical Analysis:** https://changelogs.us/tailwind/updates/v2.2.10/

## Executive Summary (TL;DR)
Tailwind CSS v2.2.10. Source highlight: Fix build error when using `presets: []` in config file (#4903)

## New Features
- Reintroduce universal selector optimizations under experimental `optimizeUniversalDefaults` flag (a9e160c)

## Bug Fixes
- Fix build error when using `presets: []` in config file (#4903)

## Upgrade Command
```bash
npm install --save-exact tailwindcss@2.2.10
```