diff --git a/documentation/RELEASE_NOTES.md b/documentation/RELEASE_NOTES.md
index e3cea46..eb9f5ae 100644
--- a/documentation/RELEASE_NOTES.md
+++ b/documentation/RELEASE_NOTES.md
@@ -2,6 +2,10 @@
 
 This document summarizes the changes to the module between releases.
 
+## Release 4.7.2
+
+* Resolved issue with changed field set in the case where the top level (master) field ("_") is not requested by the client, but the master field callback causes all fields to be marked as updated, rather than only those fields that have actually been modified.
+
 ## Release 4.7.1 (EPICS 7.0.8, Dec 2023)
 
 * Added data distributor plugin which can be used for distributing data between