diff --git a/requirements.txt b/requirements.txt
index 3acb4c1..951bafa 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -108,7 +108,7 @@ soupsieve==2.6
 stack-data==0.6.3
 terminado==0.18.1
 tinycss2==1.4.0
-tornado==6.4.2
+tornado==6.5.5
 tqdm==4.67.1
 traitlets==5.14.3
 types-python-dateutil==2.9.0.20241206