diff --git a/requirements.txt b/requirements.txt
index 85e030fef..e44500077 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -6,7 +6,7 @@ lxml==4.3.3
 pycurl==7.43.0.3
 pyquery==1.4.0
 requests==2.24.0
-tornado==4.5.3
+tornado==5.1
 mysql-connector-python==8.0.16
 pika==1.1.0
 pymongo==3.9.0