diff --git a/doc/admin-guide-cloud/blockstorage/section_volume-migration.xml b/doc/admin-guide-cloud/blockstorage/section_volume-migration.xml
index d65a76c618..c5011555ab 100644
--- a/doc/admin-guide-cloud/blockstorage/section_volume-migration.xml
+++ b/doc/admin-guide-cloud/blockstorage/section_volume-migration.xml
@@ -108,7 +108,7 @@ server2@lvmstorage-2    zone1</computeroutput></screen>
     stop the <systemitem class="service">cinder</systemitem> volume
     service on the node after performing the migration.</para>
     <para os="rhel;centos;fedora;opensuse;sles">On nodes that run
-    CentOS, Fedora, openSUSE, RedHat Enterprise Linux, or SUSE Linux
+    CentOS, Fedora, openSUSE, Red Hat Enterprise Linux, or SUSE Linux
     Enterprise, run:</para>
     <screen os="rhel;centos;fedora"><prompt>#</prompt> <userinput>service openstack-cinder-volume stop</userinput>
 <prompt>#</prompt> <userinput>chkconfig openstack-cinder-volume off</userinput></screen>
diff --git a/doc/admin-guide-cloud/compute/section_compute-configure-migrations.xml b/doc/admin-guide-cloud/compute/section_compute-configure-migrations.xml
index 716afac896..ed4822be4d 100644
--- a/doc/admin-guide-cloud/compute/section_compute-configure-migrations.xml
+++ b/doc/admin-guide-cloud/compute/section_compute-configure-migrations.xml
@@ -138,7 +138,7 @@
               xlink:href="https://help.ubuntu.com/community/SettingUpNFSHowTo"
               >SettingUpNFSHowTo</link> or <link
               xlink:href="http://www.cyberciti.biz/faq/centos-fedora-rhel-nfs-v4-configuration/"
-              >CentOS / Redhat: Setup NFS v4.0 File Server</link></para>
+              >CentOS / Red Hat: Setup NFS v4.0 File Server</link></para>
         </step>
         <step>
           <para>Configure the NFS server at <literal>HostA</literal> by adding the following line to
diff --git a/doc/arch-design/storage_focus/section_architecture_storage_focus.xml b/doc/arch-design/storage_focus/section_architecture_storage_focus.xml
index 53172e4e75..d31ae91bc4 100644
--- a/doc/arch-design/storage_focus/section_architecture_storage_focus.xml
+++ b/doc/arch-design/storage_focus/section_architecture_storage_focus.xml
@@ -437,7 +437,7 @@
                 which could have a cost impact on the design. Another
                 aspect to consider would be the support for the
                 OS-hypervisor. The support of a commercial product
-                such as Redhat, Suse, or Windows, is the
+                such as Red Hat, SUSE, or Windows, is the
                 responsibility of the OS vendor. If an Open Source
                 platform is chosen, the support comes from in-house
                 resources. Either decision has a cost that will have