# Tailwind CSS v2.2.15 — Release & Upgrade Intelligence
- **Product:** Tailwind CSS (https://tailwindcss.com)
- **Version:** v2.2.15
- **Released:** Sep 10, 2021
- **Impact Score:** 5/10
- **Breaking Changes:** Not verified
- **Canonical Analysis:** https://changelogs.us/tailwind/updates/v2.2.15/

## Executive Summary (TL;DR)
Tailwind CSS v2.2.15. Source highlight: Ensure using CLI without `-i` for input file continues to work even though deprecated (#5464)

## Bug Fixes
- Ensure using CLI without `-i` for input file continues to work even though deprecated (#5464)

## Upgrade Command
```bash
npm install --save-exact tailwindcss@2.2.15
```