# Cal.com v5.2.1 — Release & Upgrade Intelligence
- **Product:** Cal.com (https://cal.com)
- **Version:** v5.2.1
- **Released:** Apr 17, 2025
- **Impact Score:** 5/10
- **Breaking Changes:** Not verified
- **Canonical Analysis:** https://changelogs.us/calcom/updates/v5.2.1/

## Executive Summary (TL;DR)
Cal.com v5.2.1. Source highlight: refactor: required booking fields message

## New Features
- feat: dry run behaviour for `CalendarSettings` atom
- feat: dry run behaviour for event type atoms
- feat: dry run behaviour for `AvailabilitySettings` atom
- feat: dry run behaviour for connect atoms
- feat: Redirect to original event link for rescheduling cancelled booking
- feat: email workflow templates translation

## Improvements
- perf: Fetch data server-side for Webhook Create page
- refactor: improve error handling in captureErrorsMiddleware
- perf: remove user booking routes from middleware

## Bug Fixes
- fix: Improves dialog window that appears when there is no availability in a month. Adding a description to clarify limits when rolling or range period types are in use.
- fix: make padding equal on availability toggle
- fix: Tasker import and error handling for routing form responses
- fix: availability CTA height
- fix: don't allow seats for recurring events
- fix: routing form endpoints date filters validation [v2]