# Synology DSM 5 - Renew Certificate failed

**URL:** <https://community.letsencrypt.org/t/synology-dsm-5-renew-certificate-failed/124501>\
**Category:** Help\
**Created:** [June 1, 2020, 5:56pm UTC](https://community.letsencrypt.org/t/synology-dsm-5-renew-certificate-failed/124501 "2020-06-01T17:56:33Z")\
**Posts on this page:** 1\
**Showing post:** 27

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**Author:** ![Matimat](https://avatars.discourse-cdn.com/v4/letter/m/41988e/32.png) [@Matimat](https://community.letsencrypt.org/u/Matimat)\
**Post date:** [June 4, 2020, 8:24am UTC](https://community.letsencrypt.org/t/synology-dsm-5-renew-certificate-failed/124501/27 "2020-06-04T08:24:36Z")

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I checked le nat configuration, internet port 80 is translate to a wrong IP on my local network  
I changed the config and execute again the renew of the certificate

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_[View the full topic](https://community.letsencrypt.org/t/synology-dsm-5-renew-certificate-failed/124501)._