diff --git a/docs/release.rst b/docs/release.rst
index 07c2a47e7c..1c4e52f7c0 100644
--- a/docs/release.rst
+++ b/docs/release.rst
@@ -13,6 +13,11 @@ Release notes
     # to document your changes. On releases it will be
     # re-indented so that it does not show up in the notes.
 
+.. note::
+   Zarr-Python 2.18.* is expected be the final release in the 2.* series. Work on Zarr-Python 3.0 is underway.
+   See `GH1777 <https://github.com/zarr-developers/zarr-python/issues/1777>`_ for more details on the upcoming
+   3.0 release.
+
 .. _unreleased:
 
 Unreleased