diff --git a/requirements.txt b/requirements.txt
index 3b5bd27..db63bc0 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -162,7 +162,7 @@ stpy==0.1.0
 terminado==0.18.1
 threadpoolctl==3.5.0
 tinycss2==1.4.0
-tornado==6.4.2
+tornado==6.5.5
 traitlets==5.14.3
 twine==6.2.0
 types-python-dateutil==2.9.0.20241206