# Tailwind CSS v1.9.1 — Release & Upgrade Intelligence
- **Product:** Tailwind CSS (https://tailwindcss.com)
- **Version:** v1.9.1
- **Released:** Oct 14, 2020
- **Impact Score:** 5/10
- **Breaking Changes:** Not verified
- **Canonical Analysis:** https://changelogs.us/tailwind/updates/v1.9.1/

## Executive Summary (TL;DR)
Tailwind CSS v1.9.1. Source highlight: Don't import `corePlugins` in `resolveConfig` to avoid bundling browser-incompatible code (#2548)

## Bug Fixes
- Don't import `corePlugins` in `resolveConfig` to avoid bundling browser-incompatible code (#2548)

## Upgrade Command
```bash
npm install --save-exact tailwindcss@1.9.1
```