# Cal.com v4.5.5 — Release & Upgrade Intelligence
- **Product:** Cal.com (https://cal.com)
- **Version:** v4.5.5
- **Released:** Sep 24, 2024
- **Impact Score:** 5/10
- **Breaking Changes:** Not verified
- **Canonical Analysis:** https://changelogs.us/calcom/updates/v4.5.5/

## Executive Summary (TL;DR)
Cal.com v4.5.5. Source highlight: fix: Failed foreign key constraint check due to daily_video 0

## Bug Fixes
- fix: Failed foreign key constraint check due to daily_video 0
- fix: Revert "feat: Update UI of signup / login pages (#16710)"