From 2152b42cee4855eaa3baf558401a1d3f981168e3 Mon Sep 17 00:00:00 2001
From: niowniow <contact@niowniow.com>
Date: Fri, 10 Jan 2020 15:30:31 +0100
Subject: [PATCH] added info to whats-new

---
 doc/whats-new.rst | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/doc/whats-new.rst b/doc/whats-new.rst
index 5a9f2497ed6..4d83512d162 100644
--- a/doc/whats-new.rst
+++ b/doc/whats-new.rst
@@ -70,6 +70,8 @@ Bug fixes
   By `Justus Magin <https://github.com/keewis>`_.
 - :py:meth:`Dataset.rename`, :py:meth:`DataArray.rename` now check for conflicts with
   MultiIndex level names.
+- Fix :py:meth:`xarray.core.dataset.Dataset.to_zarr` when using `append_dim` and `group`
+  simultaneously. (:issue:`3170`). By `Matthias Meyer <https://github.com/niowniow>`_.
 
 Documentation
 ~~~~~~~~~~~~~