# Deno v1.29.1 — Release & Upgrade Intelligence
- **Product:** Deno (https://deno.com)
- **Version:** v1.29.1
- **Released:** Dec 15, 2022
- **Impact Score:** 5/10
- **Breaking Changes:** Not verified
- **Canonical Analysis:** https://changelogs.us/deno/updates/v1.29.1/

## Executive Summary (TL;DR)
Deno v1.29.1. Source highlight: Revert "feat(ops): Fast zero copy string arguments (#16777)" (#17063)

## New Features
- Revert "feat(ops): Fast zero copy string arguments (#16777)" (#17063)

## Bug Fixes
- fix: re-add types for Response.json static method (#17061)