# Prisma 4.2.1 — Release & Upgrade Intelligence
- **Product:** Prisma (https://prisma.io)
- **Version:** 4.2.1
- **Released:** Aug 10, 2022
- **Impact Score:** 5/10
- **Breaking Changes:** Not verified
- **Canonical Analysis:** https://changelogs.us/prisma/updates/4.2.1/

## Executive Summary (TL;DR)
Prisma 4.2.1. Source highlight: Today, we are issuing the `4.2.1` patch release.

## Bug Fixes
- Fixed a cold start performance regression in case of multiple queries starting in parallel right after client creation

## Upgrade Command
```bash
npm install --save-dev --save-exact prisma@4.2.1
```