diff --git a/docs/sphinx/requirements.txt b/docs/sphinx/requirements.txt
index d68c45a6..a22b95c8 100644
--- a/docs/sphinx/requirements.txt
+++ b/docs/sphinx/requirements.txt
@@ -283,7 +283,7 @@ tabulate==0.9.0
     # via jupyter-cache
 tomli==2.0.2
     # via sphinx
-tornado==6.4.2
+tornado==6.5.1
     # via
     #   ipykernel
     #   jupyter-client