diff --git a/datacenter/ucp/2.0/guides/configuration/index.md b/datacenter/ucp/2.0/guides/configuration/index.md
index 6ac29c0bbf..3b040f3776 100644
--- a/datacenter/ucp/2.0/guides/configuration/index.md
+++ b/datacenter/ucp/2.0/guides/configuration/index.md
@@ -51,6 +51,10 @@ After replacing the TLS certificates your users won't be able to authenticate
 with their old client certificate bundles. Ask your users to go to the UCP
 web UI and [get new client certificate bundles](../access-ucp/cli-based-access.md).
 
+If you deployed Docker Trusted Registry, you'll also need to reconfigure it
+to trust the new UCP TLS certificates.
+[Learn how to configure DTR](/datacenter/dtr/2.1/reference/cli/reconfigure.md).
+
 ## Where to go next
 
 * [Access UCP from the CLI](../access-ucp/cli-based-access.md)