# Deno v1.40.5 — Release & Upgrade Intelligence
- **Product:** Deno (https://deno.com)
- **Version:** v1.40.5
- **Released:** Feb 15, 2024
- **Impact Score:** 5/10
- **Breaking Changes:** Not verified
- **Canonical Analysis:** https://changelogs.us/deno/updates/v1.40.5/

## Executive Summary (TL;DR)
Deno v1.40.5. Source highlight: feat(lsp): jsr support first pass (#22382)

## New Features
- feat(lsp): jsr support first pass (#22382)
- feat(lsp): jsr support with cache probing (#22418)
- feat(publish): allow passing config flag (#22416)
- feat(unstable): define config in publish url (#22406)

## Improvements
- perf: denort binary for `deno compile` (#22205)

## Bug Fixes
- fix(console): support NO_COLOR and colors option in all scenarios (#21910)
- fix(ext/node): export process.umask (#22348)
- fix(ext/web): Prevent (De-)CompressionStream resource leak on stream
- fix(lsp): complete npm specifier versions correctly (#22332)
- fix: cache bust jsr deps on constraint failure (#22372)
- fix: handle non-file scopes in synthetic import map (#22361)