diff --git a/backend/requirements.txt b/backend/requirements.txt
index 425a65d..c8d2e1a 100644
--- a/backend/requirements.txt
+++ b/backend/requirements.txt
@@ -1,4 +1,4 @@
 flask==1.1.1
 Flask-SQLAlchemy==2.4.1
-tornado==6.0.4
+tornado==6.3.2
 jsonschema==3.2.0