diff --git a/doc/releasenotes.md b/doc/releasenotes.md
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@@ -41,6 +41,10 @@ Added check to make mandatory the presence of supportedFeatures at all POST and
 #### New Helper Dynamic Packages
 The Helper service now supports dynamic packages, enabling new services to be added easily and expanding overall functionality. More details are available in [Helper Dynamic Services](./helper/dynamic-services.md).
 
+#### **CAPIF Alignment and Standard Compliance**
+- OpenCAPIF services have been upgraded from **Release 18 to Release 19** following **3GPP TS 29.222**, ensuring full alignment with the latest CAPIF specification.
+- All OpenCAPIF APIs, security flows and service interfaces were updated to comply with the Release 19 normative behavior and data models.
+
 ### **Documentation**
 
 - New section [How to Deploy Using Helm] created. This section includes a guide of how to use helm scripts to deploy all components (including OpenCAPIF) on a k8s environment.