diff --git a/requirements.txt b/requirements.txt
index 943888287..a9ebdae72 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -58,7 +58,7 @@ terminado==0.8.1
 testpath==0.4.2
 textract==1.6.1
 tika==1.19
-tornado==6.3.3
+tornado==6.4.1
 traitlets==4.3.2
 urllib3==1.26.18
 wcwidth==0.1.7