diff --git a/doc/source/install/index-rdo.rst b/doc/source/install/index-rdo.rst
index dc48e890f9..17654321b2 100644
--- a/doc/source/install/index-rdo.rst
+++ b/doc/source/install/index-rdo.rst
@@ -6,7 +6,7 @@ Abstract
 ~~~~~~~~
 
 This guide will show you how to install Keystone by using packages
-available on Red Hat Enterprise Linux 7 and its derivatives through
+available on Red Hat Enterprise Linux 8 and 9 and their derivatives through
 the RDO repository.
 
 Explanations of configuration options and sample configuration files
diff --git a/doc/source/install/keystone-install-rdo.rst b/doc/source/install/keystone-install-rdo.rst
index 456eb97bd1..67f8d274d1 100644
--- a/doc/source/install/keystone-install-rdo.rst
+++ b/doc/source/install/keystone-install-rdo.rst
@@ -62,14 +62,10 @@ Install and configure components
 
    .. code-block:: console
 
-      # yum install openstack-keystone httpd mod_wsgi
+      # dnf install openstack-keystone httpd python3-mod_wsgi
 
    .. end
 
-   .. note::
-
-        For RHEL8/Centos8 and above install package python3-mod_wsgi.
-
 2. Edit the ``/etc/keystone/keystone.conf`` file and complete the following
    actions: