diff --git a/requirements/docs.txt b/requirements/docs.txt
index 0951ea002..7ac615dc8 100644
--- a/requirements/docs.txt
+++ b/requirements/docs.txt
@@ -2,3 +2,4 @@
 Sphinx
 sphinxcontrib-fulltoc
 sphinxcontrib-httpdomain
+setuptools>=65.5.1 # not directly required, pinned by Snyk to avoid a vulnerability