Updating doing a release to have a correct path (#3790)

diff --git a/docs/doing-a-release.rst b/docs/doing-a-release.rst
index 5d96a49..b70744e 100644
--- a/docs/doing-a-release.rst
+++ b/docs/doing-a-release.rst
@@ -79,7 +79,7 @@
 ------------------
 
 * Update the version number to the next major (e.g. ``0.5.dev1``) in
-  ``cryptography/__about__.py`` and
+  ``src/cryptography/__about__.py`` and
   ``vectors/cryptography_vectors/__about__.py``.
 * Close the `milestone`_ for the previous release on GitHub.
 * Add new :doc:`/changelog` entry with next version and note that it is under