diff --git a/security/cert_manager_operator/cert-manager-operator-release-notes.adoc b/security/cert_manager_operator/cert-manager-operator-release-notes.adoc
index 59deda9f3c53..c982e7036d74 100644
--- a/security/cert_manager_operator/cert-manager-operator-release-notes.adoc
+++ b/security/cert_manager_operator/cert-manager-operator-release-notes.adoc
@@ -12,6 +12,28 @@ These release notes track the development of {cert-manager-operator}.
 
 For more information, see xref:../../security/cert_manager_operator/index.adoc#cert-manager-operator-about[About the {cert-manager-operator}].
 
+[id="cert-manager-operator-release-notes-1-16_{context}"]
+== {cert-manager-operator} 1.16
+
+Issued: 2025-05-27
+
+The following advisories are available for the {cert-manager-operator} 1.16:
+
+* link:https://access.redhat.com/errata/RHBA-2025[RHEA-2025]
+
+Version `1.16` of the {cert-manager-operator} is based on the upstream cert-manager version `v1.16.0`. For more information, see the link:https://cert-manager.io/docs/releases/release-notes/release-notes-1.16[cert-manager project release notes for v1.16].
+
+[id="cert-manager-operator-1-16-0-features-enhancements_{context}"]
+=== New features and enhancements
+
+*Disconnected installation support*
+
+Starting with {cert-manager-operator} v1.16, the Operator can now be deployed in disconnected OpenShift clusters, enabling customers operating in disconnected environments to use {cert-manager-operator}.
+
+[id="cert-manager-operator-1-16-CVEs_{context}"]
+=== CVEs
+
+
 [id="cert-manager-operator-release-notes-1-15-1_{context}"]
 == {cert-manager-operator} 1.15.1