diff --git a/modules/release-notes/ref-release-notes-compatibility-matrix.adoc b/modules/release-notes/ref-release-notes-compatibility-matrix.adoc
new file mode 100644
index 0000000000..6878030fc4
--- /dev/null
+++ b/modules/release-notes/ref-release-notes-compatibility-matrix.adoc
@@ -0,0 +1,28 @@
+:_content-type: REFERENCE
+[id="compatibility-matrix"]
+= Compatibility matrix
+
+The following table lists products and their versions compatible with {product-short} {product-version}:
+
+.Platform Compatibility Matrix
+[cols="1,1,1,1,1,1,1",options="header"]
+|===
+| {product-short} Version | {ocp-brand-name} | {eks-brand-name} ({eks-short}) | {aks-brand-name} ({aks-short}) | {gcp-brand-name} ({gcp-short}) | {gke-brand-name} ({gke-short}) | Backstage Versions
+
+| {product-version}
+| {ocp-version-min}-{ocp-version}
+| Supported for Kubernetes version {kubernetes-version}
+| Supported for Kubernetes version {kubernetes-version}
+| Supported for Kubernetes version {kubernetes-version}
+| Supported for Kubernetes version {kubernetes-version}
+| {product-backstage-version}
+
+| `1.3`
+| `4.13`-`4.16`
+| Supported for Kubernetes version `1.18`
+| Supported for Kubernetes version `1.18`
+| Supported for Kubernetes version `1.18`
+| Supported for Kubernetes version `1.18`
+| `1.29`
+|===
+
diff --git a/titles/rel-notes-rhdh/title-rhdh-release-notes.adoc b/titles/rel-notes-rhdh/title-rhdh-release-notes.adoc
index defd37350a..83629172d6 100644
--- a/titles/rel-notes-rhdh/title-rhdh-release-notes.adoc
+++ b/titles/rel-notes-rhdh/title-rhdh-release-notes.adoc
@@ -8,6 +8,9 @@ include::artifacts/attributes.adoc[]
 
 {product} ({product-short}) {product-version} is now generally available. {product-short} is a fully supported, enterprise-grade productized version of upstream Backstage v{product-backstage-version}. You can access and download the {product} application from the {company-name} https://access.redhat.com/downloads[Customer Portal] or from the https://catalog.redhat.com/search?gs&q=rhdh&searchType=containers[Ecosystem Catalog].
 
+include::modules/release-notes/ref-release-notes-compatibility-matrix.adoc[leveloffset=+1]
+
+
 include::modules/release-notes/ref-release-notes-new-features.adoc[leveloffset=+1]