diff --git a/requirements.txt b/requirements.txt
index b7123b77..517f9904 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -16,7 +16,7 @@ threadpoolctl
 llvmlite
 appdirs
 nbconvert==5.3.1
-tornado==4.2
+tornado==6.3.2
 pydantic==1.9.1
 deepspeed==0.8.3
 py-cpuinfo