diff --git a/etc/kolla/globals.yml b/etc/kolla/globals.yml
index c31b9f39df0a28463eb9a05e5d0c955618dbd167..1d1eb4db933db153e606cba38141f3bcb2dd7f5d 100644
--- a/etc/kolla/globals.yml
+++ b/etc/kolla/globals.yml
@@ -55,14 +55,16 @@
 ################
 # Docker options
 ################
-# Below is an example of a private repository with authentication. Note the
-# Docker registry password can also be set in the passwords.yml file.
-
-#docker_registry: "172.16.0.10:4000"
-#docker_namespace: "companyname"
-#docker_registry_insecure: "yes"
-#docker_registry_username: "sam"
-#docker_registry_password: "correcthorsebatterystaple"
+
+# Custom docker registry settings:
+#docker_registry:
+#docker_registry_insecure: "{{ 'yes' if docker_registry else 'no' }}"
+#docker_registry_username:
+# docker_registry_password is set in the passwords.yml file.
+
+# Namespace of images:
+#docker_namespace: "kolla"
+
 # Docker client timeout in seconds.
 #docker_client_timeout: 120