# Tailwind CSS v3.4.2 — Release & Upgrade Intelligence
- **Product:** Tailwind CSS (https://tailwindcss.com)
- **Version:** v3.4.2
- **Released:** Mar 27, 2024
- **Impact Score:** 5/10
- **Breaking Changes:** Not verified
- **Canonical Analysis:** https://changelogs.us/tailwind/updates/v3.4.2/

## Executive Summary (TL;DR)
Tailwind CSS v3.4.2. Source highlight: Ensure max specificity of `0,0,1` for button and input Preflight rules (#12735)

## Bug Fixes
- Ensure max specificity of `0,0,1` for button and input Preflight rules (#12735)
- Improve glob handling for folders with `(`, `)`, `[` or `]` in the file path (#12715)
- Split `:has` rules when using `experimental.optimizeUniversalDefaults` (#12736)
- Sort arbitrary properties alphabetically across multiple class lists (#12911)
- Add `mix-blend-plus-darker` utility (#12923)
- Ensure dashes are allowed in variant modifiers (#13303)

## Upgrade Command
```bash
npm install --save-exact tailwindcss@3.4.2
```