diff --git a/modules/installation-requirements-user-infra.adoc b/modules/installation-requirements-user-infra.adoc
index 36876d2d676d..cf06047290bd 100644
--- a/modules/installation-requirements-user-infra.adoc
+++ b/modules/installation-requirements-user-infra.adoc
@@ -132,7 +132,7 @@ ifndef::ibm-power[|4]
 
 |Compute
 ifdef::ibm-z,ibm-power[|{op-system}]
-ifndef::ibm-z,ibm-power[|{op-system} or RHEL 7.6]
+ifndef::ibm-z,ibm-power[|{op-system} or RHEL 7.7 - 7.8]
 |2
 |8 GB
 |120 GB
diff --git a/release_notes/ocp-4-5-release-notes.adoc b/release_notes/ocp-4-5-release-notes.adoc
index ad9239c0942a..c0042bbf877a 100644
--- a/release_notes/ocp-4-5-release-notes.adoc
+++ b/release_notes/ocp-4-5-release-notes.adoc
@@ -18,7 +18,7 @@ Red Hat did not publicly release {product-title} 4.5.0 as the GA version and, in
 
 {product-title} {product-version} clusters are available at https://cloud.redhat.com/openshift. The {cloud-redhat-com} application for {product-title} allows you to deploy OpenShift clusters to either on-premise or cloud environments.
 
-{product-title} {product-version} is supported on RHEL 7, version 7.7 or later, as well as {op-system-first} 4.5.
+{product-title} {product-version} is supported on RHEL 7, version 7.7 or 7.8, as well as {op-system-first} 4.5.
 
 You must use {op-system} for the control plane, which are also known as master machines, and can use either {op-system} or RHEL 7, version 7.7 or later, for compute machines, which are also known as worker machines.