diff --git a/RELEASE_NOTES.md b/RELEASE_NOTES.md
index 76aa36c23..16abcaac0 100644
--- a/RELEASE_NOTES.md
+++ b/RELEASE_NOTES.md
@@ -1,7 +1,12 @@
 ## Validator Changes
 
 * no changes
+* Add messageid to OperationOutcome from Validation
 
 ## Other code changes
 
 * Fix for FHIRPathEngine.funcReplaceMatches() incorrectly returning Boolean in DSTU2 & DSTU3
+* Fix NPE Processing missing markdown in definitions when generating snapshots 
+* add support for .matchesFull() and fix .matches() in FHIRPath
+* Fix core package identification when loading new R5 core packages
+