diff --git a/requirements.txt b/requirements.txt
index 3b3d977..4a74ba6 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -76,7 +76,7 @@ statsmodels==0.10.2
 terminado==0.8.3
 testpath==0.4.4
 thinc==7.3.1
-tornado==6.4.1
+tornado==6.4.2
 tqdm==4.66.3
 traitlets==4.3.3
 urllib3==1.26.19