From 12cf9a7343de2dc3e14f36e62c28d97f5701944d Mon Sep 17 00:00:00 2001
From: Bert JW Regeer <bertjw@regeer.org>
Date: Fri, 1 Feb 2019 00:19:06 -0700
Subject: [PATCH] Update CHANGES.rst for #321

---
 CHANGES.rst | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/CHANGES.rst b/CHANGES.rst
index 43c932c4..669d34ee 100644
--- a/CHANGES.rst
+++ b/CHANGES.rst
@@ -1,3 +1,10 @@
+Unreleased
+==========
+
+- Number once again will allow you to serialize None to colander.null, this
+  reverts an accidental revert. See
+  https://github.com/Pylons/colander/issues/204#issuecomment-459556100
+
 1.6.0 (2019-01-31)
 ==================