diff --git a/docs/internals/contributing/writing-code/unit-tests.txt b/docs/internals/contributing/writing-code/unit-tests.txt
index b4bc429af5..974b4861d5 100644
--- a/docs/internals/contributing/writing-code/unit-tests.txt
+++ b/docs/internals/contributing/writing-code/unit-tests.txt
@@ -325,7 +325,6 @@ dependencies:
 * :pypi:`PyYAML` 6.0.2+
 * :pypi:`pywatchman`
 * :pypi:`redis` 5.1.0+
-* :pypi:`setuptools`
 * :pypi:`pymemcache`, plus a `supported Python binding
   <https://memcached.org/>`_
 * `gettext <https://www.gnu.org/software/gettext/manual/gettext.html>`_