diff --git a/RELEASE_NOTES.md b/RELEASE_NOTES.md
index 1890d2f40..f3639cce6 100644
--- a/RELEASE_NOTES.md
+++ b/RELEASE_NOTES.md
@@ -1,6 +1,7 @@
 Validator:
 * fix bad eror message in german messages (issue 399)
 * better error messages when FHIRPath discriminators are invalid
+* clean up error messages
 
 Other code changes:
 * remove unnecessary (& problem causing) Fragment-Host from OSGi manifest