diff --git a/CHANGELOG.md b/CHANGELOG.md
index 3fc60c05..7a260508 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -18,7 +18,8 @@ All notable changes to this project will be documented in this file. The format
 ### Updates
 
 - **Documentation:**
-  - Raise awareness in the troubleshooting page for a common misconfiguration when deviating from our advice by using a bare domain ([#3680](https://github.com/docker-mailserver/docker-mailserver/pull/3680))
+  - Debugging - Raise awareness in the troubleshooting page for a common misconfiguration when deviating from our advice by using a bare domain ([#3680](https://github.com/docker-mailserver/docker-mailserver/pull/3680))
+  - Debugging - Raise awareness of temporary downtime during certificate renewal that can cause a failure to deliver local mail ([#3718](https://github.com/docker-mailserver/docker-mailserver/pull/3718))
 - **Internal:**
   - Postfix configures `virtual_mailbox_maps` and `virtual_transport` during startup instead of using defaults (configured for Dovecot) via our `main.cf` ([#3681](https://github.com/docker-mailserver/docker-mailserver/pull/3681))
 
diff --git a/docs/content/config/debugging.md b/docs/content/config/debugging.md
index 9c3bebb5..d58430e1 100644
--- a/docs/content/config/debugging.md
+++ b/docs/content/config/debugging.md
@@ -55,6 +55,8 @@ Common logs related to this are:
 
 If your logs look like this, you likely have [assigned the same FQDN to the DMS `hostname` and your mail accounts][gh-issues::dms-fqdn-misconfigured] which is not supported by default. You can either adjust your DMS `hostname` or follow [this FAQ advice][docs::faq-bare-domain]
 
+It is also possible that [DMS services are temporarily unavailable][gh-issues::dms-services-unavailable] when configuration changes are detected, producing the 2nd error. Certificate updates may be a less obvious trigger.
+
 ## Steps for Debugging DMS
 
 1. **Increase log verbosity**: Very helpful for troubleshooting problems during container startup. Set the environment variable [`LOG_LEVEL`][docs-environment-log-level] to `debug` or `trace`.
@@ -126,6 +128,7 @@ This could be from outdated software, or running a system that isn't able to pro
 
 [gh-issues]: https://github.com/docker-mailserver/docker-mailserver/issues
 [gh-issues::dms-fqdn-misconfigured]: https://github.com/docker-mailserver/docker-mailserver/issues/3679#issuecomment-1837609043
+[gh-issues::dms-services-unavailable]: https://github.com/docker-mailserver/docker-mailserver/issues/3679#issuecomment-1848083358
 [gh-macos-support]: https://github.com/docker-mailserver/docker-mailserver/issues/3648#issuecomment-1822774080
 [gh-discuss-roundcube-fail2ban]: https://github.com/orgs/docker-mailserver/discussions/3273#discussioncomment-5654603