diff --git a/doc/whats-new.rst b/doc/whats-new.rst
index 821d0cf43e0..2d0667d02e7 100644
--- a/doc/whats-new.rst
+++ b/doc/whats-new.rst
@@ -23,7 +23,7 @@ v2024.06.1 (unreleased)
 New Features
 ~~~~~~~~~~~~
 - Add optional parameter `copy` to :py:func:`xarray.core.datatree.DataTree.from_dict`,
-  which by default shallow copies the values in the dict.
+  which by default shallow copies the values in the dict. (:pull:`9193`)
   By `Jimmy Westling <https://github.com/illviljan>`_.
 - Allow chunking for arrays with duplicated dimension names (:issue:`8759`, :pull:`9099`).
   By `Martin Raspaud <https://github.com/mraspaud>`_.