Fix #738
diff --git a/release-notes/VERSION b/release-notes/VERSION
index 2c56205..8a85254 100644
--- a/release-notes/VERSION
+++ b/release-notes/VERSION
@@ -19,6 +19,8 @@
(reported by jkochaniak@github)
#733: MappingIterator should move past errors or not return hasNext() == true
(reported by Lorrin N, lorrin@github)
+#738: @JsonTypeInfo non-deterministically ignored in 2.5.1 (concurrency issue)
+ (reported by Dylan S, dylanscott@github)
- Improvement to handling of custom `ValueInstantiator` for delegating mode; no more NPE
if `getDelegateCreator()` returns null