diff --git a/CHANGES b/CHANGES
index 9dbb6995f7..6ad4ac890f 100644
--- a/CHANGES
+++ b/CHANGES
@@ -1,3 +1,10 @@
+6062.	[func]		The DSCP implementation, which has been
+			nonfunctional for some time, is now marked as
+			obsolete and the implementation has been removed.
+			Configuring DSCP values in named.conf has no
+			effect, and a warning will be logged that
+			the feature should no longer be used. [GL #3773]
+
 6059.	[bug]		In some serve stale scenarios, like when following an
 			expired CNAME record, named could return SERVFAIL if the
 			previous request wasn't successful. Consider non-stale
diff --git a/doc/notes/notes-current.rst b/doc/notes/notes-current.rst
index ebe1ab1011..49aba2e7b6 100644
--- a/doc/notes/notes-current.rst
+++ b/doc/notes/notes-current.rst
@@ -25,7 +25,11 @@ New Features
 Removed Features
 ~~~~~~~~~~~~~~~~
 
-- None.
+- The Differentiated Services Code Point (DSCP) feature in BIND
+  has been non-operational since the new Network Manager was introduced
+  in BIND 9.16. It is now marked as obsolete, and vestigial code
+  implementing it has been removed. Configuring DSCP values in
+  ``named.conf`` will cause a warning to be logged. :gl:`#3773`
 
 Feature Changes
 ~~~~~~~~~~~~~~~