diff --git a/docs/releasenotes.rst b/docs/releasenotes.rst
index 83390b6c2bbca692991b4385a83393ed5753e813..f49e5b5a24d0f20b882bb1134966bd1854540ab5 100644
--- a/docs/releasenotes.rst
+++ b/docs/releasenotes.rst
@@ -40,6 +40,13 @@ upgrade to Python 3.x, dropping support for Python 2.7.
     can now login into the database (as the root database user) via
     unix socket authentication.
 
+  * Role will drop the use of Debian system maintenance user
+    (``debian-sys-maint``) in favour of using the root account with
+    UNIX socket authentication if the database server has not already
+    been set-up in that manner. This is the default behaviour starting
+    from Debian Stretch, and the ``debian-sys-main`` will be present
+    only if the server has been upgraded from older releases.
+
 * ``ldap_server`` role
 
   * Parameter ``ldap_server_domain`` is now mandatory.