# Please reset stale SSL certificate state — "certificate parameter is required:

**URL:** <https://answers.netlify.com/t/please-reset-stale-ssl-certificate-state-certificate-parameter-is-required/170523>\
**Category:** Support\
**Tags:** branch\_subdomain\_ssl, netlify-dns-https-ssl\
**Created:** [September 23, 2026, 9:40am UTC](https://answers.netlify.com/t/please-reset-stale-ssl-certificate-state-certificate-parameter-is-required/170523 "2026-09-23T09:40:07Z")\
**Posts on this page:** 1\
**Page:** 1

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**Author:** ![edsalmon60](https://sea1.discourse-cdn.com/netlify/user_avatar/answers.netlify.com/edsalmon60/32/67688_2.png) [@edsalmon60](https://answers.netlify.com/u/edsalmon60)\
**Post date:** [September 23, 2026, 9:40am UTC](https://answers.netlify.com/t/please-reset-stale-ssl-certificate-state-certificate-parameter-is-required/170523/1 "2026-09-23T09:40:07Z")

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Site name: resilient-mermaid-b9fc33  
Custom domain: athenor.cafe  
DNS verification succeeds, but clicking “Provision certificate” gives: “certificate parameter is required when updating an existing certificate” Could someone reset the SSL/TLS certificate state for this site so I can provision a fresh Let’s Encrypt certificate? Thank you!