diff --git a/requirements.txt b/requirements.txt
index 3be1f3f..c4fbf7d 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -82,7 +82,7 @@ stack-data==0.6.3
 terminado==0.18.1
 tinycss2==1.2.1
 tomli==2.0.1
-tornado==6.4.1
+tornado==6.4.2
 traitlets==5.14.2
 types-python-dateutil==2.9.0.20240316
 typing_extensions==4.10.0