diff --git a/RELEASE_NOTES.md b/RELEASE_NOTES.md
index 7b06c6ab5..7bb581be9 100644
--- a/RELEASE_NOTES.md
+++ b/RELEASE_NOTES.md
@@ -1,7 +1,12 @@
 ## Validator Changes
 
-* no changes
+* Fix for NPE rendering resources
 
 ## Other code changes
 
-* no changes
\ No newline at end of file
+* XHTML processing: Cater for "." in XML element and attribute names
+* Handle R3 encoding of primitive values when validating profiles
+* Improve error messaging when validating StructureDefinition
+* Temporary Support for MedicationStatement in R5
+* Rework Package API to allow for authentication on package servers
+* Structure mapping now finds source Structure Definition by URI and sets ParserBase logical property appropriately.