diff --git a/requirements.txt b/requirements.txt
index ba4a1d6b2e..46746b08cf 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -5,7 +5,7 @@ PyYAML==6.0.2
 paho-mqtt==1.6.1
 colorama==0.4.6
 icmplib==3.0.4
-tornado==6.4
+tornado==6.4.2
 tzlocal==5.2    # from time
 tzdata>=2021.1  # from time
 pyserial==3.5