# Tailwind CSS v3.0.9 — Release & Upgrade Intelligence
- **Product:** Tailwind CSS (https://tailwindcss.com)
- **Version:** v3.0.9
- **Released:** Jan 03, 2022
- **Impact Score:** 5/10
- **Breaking Changes:** Not verified
- **Canonical Analysis:** https://changelogs.us/tailwind/updates/v3.0.9/

## Executive Summary (TL;DR)
Tailwind CSS v3.0.9. Source highlight: Improve `DEBUG` flag (#6797, #6804)

## Bug Fixes
- Improve `DEBUG` flag (#6797, #6804)
- Ensure we can use `<` and `>` characters in modifiers (#6851)
- Validate `theme()` works in arbitrary values (#6852)
- Properly detect `theme()` value usage in arbitrary properties (#6854)
- Improve collapsing of duplicate declarations (#6856)
- Remove support for `TAILWIND_MODE=watch` (#6858)

## Upgrade Command
```bash
npm install --save-exact tailwindcss@3.0.9
```