diff --git a/DEPLOYMENT-NOTES.rst b/DEPLOYMENT-NOTES.rst
index c8abff0f1ad7460c86536ed3d17a459779e98fb7..fe7b40be60a9e248d662f8e89d0af75d12094f5d 100644
--- a/DEPLOYMENT-NOTES.rst
+++ b/DEPLOYMENT-NOTES.rst
@@ -35,6 +35,10 @@ Deployment notes
 
      rm -ir /var/lib/zkapissuer
 
+  8. Start the PaymentServer service (not running because its path assertions were not met earlier) ::
+
+     systemctl start zkapissuer
+
 - 2021-10-12 The secret in ``private-keys/grafana-slack-url`` needs to be changed to remove the ``SLACKURL=`` prefix.
 
 - 2021-09-30 `Enable alerting <https://whetstone.privatestorage.io/privatestorage/PrivateStorageio/-/merge_requests/185>`_ needs a secret in ``private-keys/grafana-slack-url`` looking like the template in ``morph/grid/local/private-keys/grafana-slack-url`` and pointing to the secret API endpoint URL saved in `this 1Password entry <https://privatestorage.1password.com/vaults/7flqasy5hhhmlbtp5qozd3j4ga/allitems/cgznskz2oix2tyx5xyntwaos5i>`_ (or create a new secret URL at https://www.slack.com/apps/A0F7XDUAZ).