diff --git a/ci/requirements.txt b/ci/requirements.txt
index 6e4831b2bc1e..b7cc0c155729 100644
--- a/ci/requirements.txt
+++ b/ci/requirements.txt
@@ -5,3 +5,4 @@ setuptools>=65.5.1 # not directly required, pinned by Snyk to avoid a vulnerabil
 certifi>=2022.12.7 # not directly required, pinned by Snyk to avoid a vulnerability
 cryptography>=39.0.1 # not directly required, pinned by Snyk to avoid a vulnerability
 requests>=2.31.0 # not directly required, pinned by Snyk to avoid a vulnerability
+pygments>=2.15.0 # not directly required, pinned by Snyk to avoid a vulnerability