diff --git a/requirements.txt b/requirements.txt
index b062972..4bae72d 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -113,7 +113,7 @@ terminado==0.18.0
 thinc==8.2.1
 threadpoolctl==3.2.0
 tinycss2==1.2.1
-tornado==6.4.1
+tornado==6.4.2
 tqdm==4.66.1
 traitlets==5.13.0
 typer==0.9.0