Implemented #227
diff --git a/release-notes/VERSION b/release-notes/VERSION
index 14a2330..d795acc 100644
--- a/release-notes/VERSION
+++ b/release-notes/VERSION
@@ -3,6 +3,7 @@
 
 New minor version.
 
+#227: Allow "generic" Enum serializers, deserializers, via `SimpleModule`
 #237: Add `DeserializationFeature.FAIL_ON_READING_DUP_TREE_KEY` to optionally
   throw `JsonMappingException` on duplicate keys, tree model (`JsonNode`)