diff --git a/requirements.txt b/requirements.txt
index c005aab..b170a86 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -66,7 +66,7 @@ tenacity==8.2.3
 tiktoken==0.5.1
 toml==0.10.2
 toolz==0.12.0
-tornado==6.3.3
+tornado==6.5.6
 tqdm==4.66.1
 typing-inspect==0.9.0
 typing_extensions==4.8.0