Fix #1506
diff --git a/release-notes/VERSION b/release-notes/VERSION
index 52168f3..4e4ab13 100644
--- a/release-notes/VERSION
+++ b/release-notes/VERSION
@@ -20,6 +20,7 @@
  (reported by Dmitry S)
 #1476: Wrong constructor picked up when deserializing object
  (reported by laurentgo@github)
+#1506: Missing `KeyDeserializer` for `CharSequence`
 
 2.7.8 (26-Sep-2016)