# Cal.com v3.9.4 — Release & Upgrade Intelligence
- **Product:** Cal.com (https://cal.com)
- **Version:** v3.9.4
- **Released:** Apr 02, 2024
- **Impact Score:** 5/10
- **Breaking Changes:** Not verified
- **Canonical Analysis:** https://changelogs.us/calcom/updates/v3.9.4/

## Executive Summary (TL;DR)
Cal.com v3.9.4. Source highlight: fix: cancellation seems to be using slug instead of title

## New Features
- chore: add more duration options for multiple duration events

## Bug Fixes
- fix: cancellation seems to be using slug instead of title
- fix: Show proper actionable error in case the team can't be published
- feat: v2 event-types POST, PATCH, DELETE endpoints
- fix: Sentry DNS -> Sentry DSN
- fix: `Booker` atom modal not rendering for mobile devices
- fix: Platform Hotfixes