# How to: Install Let’s Encrypt certificates

**URL:** https://forum.yunohost.org/t/how-to-install-let-s-encrypt-certificates/1075
**Category:** Tutorials
**Tags:** obsolete, french, english
**Created:** [December 5, 2015, 11:18pm UTC](https://forum.yunohost.org/t/how-to-install-let-s-encrypt-certificates/1075 "2015-12-05T23:18:00Z")
**Posts on this page:** 1
**Showing post:** 95

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### Author: ![Aleks](https://forum.yunohost.org/user_avatar/forum.yunohost.org/aleks/32/1704_2.png) [@Aleks](https://forum.yunohost.org/u/Aleks)
#### Post date: [July 25, 2016, 2:13pm UTC](https://forum.yunohost.org/t/how-to-install-let-s-encrypt-certificates/1075/95 "2016-07-25T14:13:50Z")

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Hi guys,

> [@aoz](#):
>
> **Requested domain is not a FQDN**
> 
> Any idea about what occurred? Thanks!

> [@srhodes](#):
>
> I also received the error “ **Requested domain is not a FQDN** ”

If you encounter this error, please check this fix from @juju : [Follow up bchackward incompatibility in certbot. · YunoHost-Apps/letsencrypt\_ynh@798565d · GitHub](https://github.com/YunoHost-Apps/letsencrypt_ynh/commit/798565d2884bac87407f271864ba9f0181cecc8d) to be applied on `/etc/cron.weekly/certificateRenewer`

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