# Prisma 3.9.2 — Release & Upgrade Intelligence
- **Product:** Prisma (https://prisma.io)
- **Version:** 3.9.2
- **Released:** Feb 10, 2022
- **Impact Score:** 5/10
- **Breaking Changes:** Not verified
- **Canonical Analysis:** https://changelogs.us/prisma/updates/3.9.2/

## Executive Summary (TL;DR)
Prisma 3.9.2. Source highlight: Today, we are issuing the `3.9.2` patch release.

## Bug Fixes
- Prisma Client Fluent API chaining not working for PascalCase columns
- Prisma Client queries are executed multiple times
- prisma v3.9.1: Get TypeError(read-only and non-configurable data property on the proxy target) when use jest.fn().mockReturnValue
- Cannot extend PrismaClient class

## Upgrade Command
```bash
npm install --save-dev --save-exact prisma@3.9.2
```