diff --git a/doc/contributor-guide/source/project-install-guide.rst b/doc/contributor-guide/source/project-install-guide.rst
index 403d2ecb78..baa9e0b45d 100644
--- a/doc/contributor-guide/source/project-install-guide.rst
+++ b/doc/contributor-guide/source/project-install-guide.rst
@@ -102,6 +102,7 @@ After these changes have merged, you can set up the jobs for building.
 #. Commit the changes to the infra repository for review.
 
 To create or update the master index file, create or update the
-``www/project-install-guide/RELEASE/index.html`` file at the
+``www/project-install-guide/RELEASE/index.html`` file and the
+``doc/install-guide/source/additional-services.rst`` at the
 ``openstack-manuals`` repository.
 For draft (unreleased) version, replace ``RELEASE`` with ``draft``.
diff --git a/doc/install-guide/source/additional-services.rst b/doc/install-guide/source/additional-services.rst
index c0202900ad..1d8b3909b2 100644
--- a/doc/install-guide/source/additional-services.rst
+++ b/doc/install-guide/source/additional-services.rst
@@ -38,6 +38,16 @@ Installation and configuration is documented in the
 `Database installation guide
 <https://docs.openstack.org/project-install-guide/database/draft/>`_.
 
+DNS service (designate)
+========================
+
+The DNS service (designate) provides cloud provisioning functionality for
+DNS Zones and Recordsets.
+
+Installation and configuration is documented in the
+`DNS installation guide
+<https://docs.openstack.org/project-install-guide/dns/draft/>`_.
+
 Key Manager service (barbican)
 ==============================