Attempt to fix #435
diff --git a/release-notes/VERSION b/release-notes/VERSION
index 36c8ad8..58efe24 100644
--- a/release-notes/VERSION
+++ b/release-notes/VERSION
@@ -26,6 +26,8 @@
  (reported by turskip@github)
 #434: Ensure that DecimalNodes with mathematically equal values are equal
  (contributed by Francis G)
+#435: Performance bottleneck in TypeFactory._fromClass
+ (reported by sdonovanuk@github)
 
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