# TypeScript v3.1.5 — Release & Upgrade Intelligence
- **Product:** TypeScript (https://typescriptlang.org)
- **Version:** v3.1.5
- **Released:** Oct 31, 2018
- **Impact Score:** 5/10
- **Breaking Changes:** Not verified
- **Canonical Analysis:** https://changelogs.us/typescript/updates/v3.1.5/

## Executive Summary (TL;DR)
TypeScript v3.1.5. Source highlight: This release includes a fix for emit on code that uses `const enum` declarations.

## Upgrade Command
```bash
npm install --save-dev --save-exact typescript@3.1.5
```