diff --git a/requirements.txt b/requirements.txt
index 4250d09..83d0834 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,4 +1,4 @@
 bcrypt==3.1.6
 mysql-connector-python-rf==2.2.2
-tornado==6.0.2
+tornado==6.3.3
 RPi.GPIO==0.6.5