diff --git a/CHANGES.rst b/CHANGES.rst
index ad4446ea2..5260a6f6c 100644
--- a/CHANGES.rst
+++ b/CHANGES.rst
@@ -11,6 +11,8 @@ The ASDF Standard is at v1.6.0
 - Add block storage support to Converter [#1508]
 - Remove deprecated legacy extension API [#1464]
 - Drop Python 3.8 support [#1556]
+- Allow Converters to defer conversion to other Converters
+  by returning ``None`` in ``Converter.select_tag`` [#1561]
 
 2.15.0 (2023-03-28)
 -------------------