diff --git a/doc/admin-guide-cloud-rst/source/identity_concepts.rst b/doc/admin-guide-cloud-rst/source/identity_concepts.rst
index 102b59c122..e635041e12 100644
--- a/doc/admin-guide-cloud-rst/source/identity_concepts.rst
+++ b/doc/admin-guide-cloud-rst/source/identity_concepts.rst
@@ -42,7 +42,7 @@ The main components of Identity user management are:
 
     .. code::
 
-       $ openstack domain create emea
+       $ openstack --os-identity-api-version=3 domain create emea
 
 * Role
     Captures the operations that a user can perform in a given
diff --git a/doc/common/section_keystone-concepts-user-management.xml b/doc/common/section_keystone-concepts-user-management.xml
index 2c9967bfb5..9b93b848a1 100644
--- a/doc/common/section_keystone-concepts-user-management.xml
+++ b/doc/common/section_keystone-concepts-user-management.xml
@@ -37,7 +37,7 @@
                 domain and assign roles to users and groups.</para>
             <para>This example creates a domain named <literal>emea</literal>:
             </para>
-            <screen><prompt>$</prompt> <userinput>openstack domain create emea</userinput></screen>
+            <screen><prompt>$</prompt> <userinput>openstack --os-identity-api-version=3 domain create emea</userinput></screen>
         </listitem>
         <listitem>
             <para><emphasis role="bold">Role</emphasis>. Captures the