diff --git a/doc/source/install/install-debian.rst b/doc/source/install/install-debian.rst
index f1abca4cd1..ea4accbb77 100644
--- a/doc/source/install/install-debian.rst
+++ b/doc/source/install/install-debian.rst
@@ -213,8 +213,8 @@ Install and configure components
         auth_url = http://controller:5000
         memcached_servers = controller:11211
         auth_type = password
-        project_domain_name = default
-        user_domain_name = default
+        project_domain_name = Default
+        user_domain_name = Default
         project_name = service
         username = glance
         password = GLANCE_PASS
@@ -278,8 +278,8 @@ Install and configure components
         auth_url = http://controller:5000
         memcached_servers = controller:11211
         auth_type = password
-        project_domain_name = default
-        user_domain_name = default
+        project_domain_name = Default
+        user_domain_name = Default
         project_name = service
         username = glance
         password = GLANCE_PASS
diff --git a/doc/source/install/install-obs.rst b/doc/source/install/install-obs.rst
index 15b80e9420..1a36abb555 100644
--- a/doc/source/install/install-obs.rst
+++ b/doc/source/install/install-obs.rst
@@ -227,8 +227,8 @@ Install and configure components
         auth_url = http://controller:5000
         memcached_servers = controller:11211
         auth_type = password
-        project_domain_name = default
-        user_domain_name = default
+        project_domain_name = Default
+        user_domain_name = Default
         project_name = service
         username = glance
         password = GLANCE_PASS
@@ -292,8 +292,8 @@ Install and configure components
         auth_url = http://controller:5000
         memcached_servers = controller:11211
         auth_type = password
-        project_domain_name = default
-        user_domain_name = default
+        project_domain_name = Default
+        user_domain_name = Default
         project_name = service
         username = glance
         password = GLANCE_PASS
diff --git a/doc/source/install/install-rdo.rst b/doc/source/install/install-rdo.rst
index 311dbb9ba6..392ee6f982 100644
--- a/doc/source/install/install-rdo.rst
+++ b/doc/source/install/install-rdo.rst
@@ -213,8 +213,8 @@ Install and configure components
         auth_url = http://controller:5000
         memcached_servers = controller:11211
         auth_type = password
-        project_domain_name = default
-        user_domain_name = default
+        project_domain_name = Default
+        user_domain_name = Default
         project_name = service
         username = glance
         password = GLANCE_PASS
@@ -278,8 +278,8 @@ Install and configure components
         auth_url = http://controller:5000
         memcached_servers = controller:11211
         auth_type = password
-        project_domain_name = default
-        user_domain_name = default
+        project_domain_name = Default
+        user_domain_name = Default
         project_name = service
         username = glance
         password = GLANCE_PASS
diff --git a/doc/source/install/install-ubuntu.rst b/doc/source/install/install-ubuntu.rst
index dd556033a3..41b04122f7 100644
--- a/doc/source/install/install-ubuntu.rst
+++ b/doc/source/install/install-ubuntu.rst
@@ -213,8 +213,8 @@ Install and configure components
         auth_url = http://controller:5000
         memcached_servers = controller:11211
         auth_type = password
-        project_domain_name = default
-        user_domain_name = default
+        project_domain_name = Default
+        user_domain_name = Default
         project_name = service
         username = glance
         password = GLANCE_PASS
@@ -278,8 +278,8 @@ Install and configure components
         auth_url = http://controller:5000
         memcached_servers = controller:11211
         auth_type = password
-        project_domain_name = default
-        user_domain_name = default
+        project_domain_name = Default
+        user_domain_name = Default
         project_name = service
         username = glance
         password = GLANCE_PASS