diff --git a/docs/releasenotes.rst b/docs/releasenotes.rst
index 4d2d41b5720dbd23bbe26d264b7b9d98ad756e9c..25630dbb8ba115018d887d50e06cd0717d952372 100644
--- a/docs/releasenotes.rst
+++ b/docs/releasenotes.rst
@@ -48,6 +48,9 @@ Upgraded to Ansible 10.4.x. Dropped support for Debian 11
 
   * TLSv1.3 is now enabled by default (with RFC-defined mandatory
     ciphers), in addition to TLSv1.2.
+  * Additional schema is enabled that introduces auxilliary object
+    class ``optionalCountry`` with optional ``countryName / c`` and
+    ``friendlyCountryName / co`` attributes. Useful for address books.
 
 * ``mail_server`` role