diff --git a/docs/doc-requirements.txt b/docs/doc-requirements.txt
index bb439ddcf2..2f82816810 100644
--- a/docs/doc-requirements.txt
+++ b/docs/doc-requirements.txt
@@ -3,3 +3,5 @@ sphinx-rtd-theme
 nbsphinx
 sphinxcontrib_github_alt
 myst_parser
+bleach>=6.4.0 # not directly required, pinned by Snyk to avoid a vulnerability
+tornado>=6.5.6 # not directly required, pinned by Snyk to avoid a vulnerability