diff --git a/backend/requirements.txt b/backend/requirements.txt
index 0350c2a..3ba1888 100644
--- a/backend/requirements.txt
+++ b/backend/requirements.txt
@@ -96,7 +96,7 @@ stack-data==0.2.0
 starlette==0.41.2
 terminado==0.13.3
 tinycss2==1.1.1
-tornado==6.1
+tornado==6.5.1
 tqdm==4.67.1
 traitlets==5.1.1
 typing_extensions==4.12.2