diff --git a/doc/requirements.txt b/doc/requirements.txt
index 4662a72484..03bb351ec6 100644
--- a/doc/requirements.txt
+++ b/doc/requirements.txt
@@ -4,5 +4,5 @@ sphinx-rtd-theme==3.1.0
 sphinxcontrib-spelling==8.0.2
 certifi>=2023.7.22 # not directly required, pinned by Snyk to avoid a vulnerability
 jinja2>=3.1.3 # not directly required, pinned by Snyk to avoid a vulnerability
-pygments>=2.15.0 # not directly required, pinned by Snyk to avoid a vulnerability
+pygments>=2.20.0 # not directly required, pinned by Snyk to avoid a vulnerability
 requests>=2.32.0 # not directly required, pinned by Snyk to avoid a vulnerability