# Deno v1.33.1 — Release & Upgrade Intelligence
- **Product:** Deno (https://deno.com)
- **Version:** v1.33.1
- **Released:** Apr 28, 2023
- **Impact Score:** 5/10
- **Breaking Changes:** Not verified
- **Canonical Analysis:** https://changelogs.us/deno/updates/v1.33.1/

## Executive Summary (TL;DR)
Deno v1.33.1. Source highlight: fix(ext/fetch): subview Uint8Array in Req/Resp (#18890)

## Bug Fixes
- fix(ext/fetch): subview Uint8Array in Req/Resp (#18890)
- fix(ext/websocket): client connect URI (#18892)
- fix(ext/websocket): restore op_ws_send_ping (#18891)
- fix(repl): don't panic on undefined exception (#18888)