diff --git a/doc/source/install/install-guide-from-source.rst b/doc/source/install/install-guide-from-source.rst
index d40b4c5e19..ba6b792ed4 100644
--- a/doc/source/install/install-guide-from-source.rst
+++ b/doc/source/install/install-guide-from-source.rst
@@ -435,6 +435,9 @@ Install and configure components
         username = magnum
         auth_url = http://controller:35357
         auth_type = password
+        admin_user = magnum
+        admin_password = MAGNUM_PASS
+        admin_tenant_name = service
 
         [trust]
         ...
diff --git a/install-guide/source/common/configure_2_edit_magnum_conf.rst b/install-guide/source/common/configure_2_edit_magnum_conf.rst
index a3b6544a32..0c1eb6e282 100644
--- a/install-guide/source/common/configure_2_edit_magnum_conf.rst
+++ b/install-guide/source/common/configure_2_edit_magnum_conf.rst
@@ -70,6 +70,9 @@
         username = magnum
         auth_url = http://controller:35357
         auth_type = password
+        admin_user = magnum
+        admin_password = MAGNUM_PASS
+        admin_tenant_name = service
 
         [trust]
         ...