diff --git a/requirements.txt b/requirements.txt
index 1ab5baf..59e4933 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -87,7 +87,7 @@ termcolor==1.1.0
 terminado==0.8.3
 testpath==0.4.4
 text-unidecode==1.3
-tornado==6.0.3
+tornado==6.5
 traitlets==4.3.3
 urllib3==1.25.7
 wcwidth==0.1.7