diff --git a/en_US.ISO8859-1/htdocs/releases/12.0R/relnotes/relnotes.xml b/en_US.ISO8859-1/htdocs/releases/12.0R/relnotes/relnotes.xml
index 74205c50e8..63317f597f 100644
--- a/en_US.ISO8859-1/htdocs/releases/12.0R/relnotes/relnotes.xml
+++ b/en_US.ISO8859-1/htdocs/releases/12.0R/relnotes/relnotes.xml
@@ -202,6 +202,13 @@
     <sect2 xml:id="userland-config">
       <title>Userland Configuration Changes</title>
 
+      <para revision="335864" contrib="sponsor"
+	sponsor="&darpa_afrl;">Group permissions on
+	<filename>/dev/acpi</filename> have been changed to allow
+	users in the <literal>operator</literal>
+	<acronym>GID</acronym> to invoke &man.acpiconf.8; to suspend
+	the system.</para>
+
       <para revision="336565">The default &man.devfs.rules.5;
 	configuration has been updated to allow &man.mount.fusefs.8;
 	with &man.jail.8;.</para>