diff --git a/requirements.txt b/requirements.txt
index 6f007fac79..696f2fb60a 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -2,7 +2,7 @@ decorator==4.4.0
 numpy==1.22.0
 psutil==5.6.6
 scipy==1.10.0
-tornado==6.3.3
+tornado==6.4.1
 xgboost==0.90
 antlr4-python3-runtime==4.7.2
 typed-ast==1.4.0