diff --git a/docs/requirements.txt b/docs/requirements.txt
index 44918b6..b219ad1 100644
--- a/docs/requirements.txt
+++ b/docs/requirements.txt
@@ -13,4 +13,4 @@ furo
 networkx
 plotly
 setuptools>=65.5.1 # not directly required, pinned by Snyk to avoid a vulnerability
-tornado>=6.3.2 # not directly required, pinned by Snyk to avoid a vulnerability
\ No newline at end of file
+tornado>=6.5.3 # not directly required, pinned by Snyk to avoid a vulnerability
\ No newline at end of file