diff --git a/requirements.txt b/requirements.txt
index e96ccee..8c12f33 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -102,7 +102,7 @@ tinycss2==1.2.1
 toml==0.10.2
 tomli==2.0.1
 toolz==0.12.0
-tornado==6.3.2
+tornado==6.3.3
 traitlets==5.9.0
 typing-extensions==4.5.0
 tzdata==2023.3