# Tailwind CSS v1.7.0 — Release & Upgrade Intelligence
- **Product:** Tailwind CSS (https://tailwindcss.com)
- **Version:** v1.7.0
- **Released:** Aug 18, 2020
- **Impact Score:** 7/10
- **Breaking Changes:** Source flagged
- **Canonical Analysis:** https://changelogs.us/tailwind/updates/v1.7.0/

## Executive Summary (TL;DR)
Tailwind CSS v1.7.0. Source highlight: Another new Tailwind release is here! This one sort of came out of nowhere and is loaded with exciting stuff (especially down in the experiments section...)

## Breaking Changes & Deprecations
- Any time we deprecate functionality or introduce new (stable) breaking changes, they will be available in Tailwind v1.x under a `future` property in your `tailwind.config.js` file.
- Whenever there are deprecations or breaking changes available, Tailwind will warn you in the console on every build until you adopt the new changes and enable the flag in your config file:
- risk - There are upcoming breaking changes: removeDeprecatedGapUtilities
- You can opt-in to a breaking change by setting that flag to `true` in your `tailwind.config.js` file:
- It's important to note that **experimental features may introduce breaking changes, do not follow semver, and can change at any time**.
- This introduces breaking changes to how `@apply` worked before, so be sure to read all of the details before just flipping the switch.
- This is a breaking change and will impact your designs, as previously all font sizes had a default line-height of `1.5`.

## New Features
- New features
- Experimental features

## Upgrade Command
```bash
npm install --save-exact tailwindcss@1.7.0
```