diff --git a/causal-kit/Spot/requirements.txt b/causal-kit/Spot/requirements.txt
index 02eef61..f5bd2e6 100644
--- a/causal-kit/Spot/requirements.txt
+++ b/causal-kit/Spot/requirements.txt
@@ -97,7 +97,7 @@ tensorflow-io-gcs-filesystem==0.28.0
 termcolor==2.1.1
 texttable==1.6.4
 threadpoolctl==3.1.0
-tornado==6.2
+tornado==6.5.8
 tqdm==4.64.1
 traitlets==5.1.1
 typing_extensions==4.4.0