diff --git a/REQUIREMENTS.txt b/REQUIREMENTS.txt
index 9f0a231..11861ab 100644
--- a/REQUIREMENTS.txt
+++ b/REQUIREMENTS.txt
@@ -53,7 +53,7 @@ simplegeneric==0.8.1
 six==1.11.0
 terminado==0.8.1
 testpath==0.3.1
-tornado==6.5.5
+tornado==6.5.7
 tqdm==4.66.3
 traitlets==4.3.2
 urllib3==2.6.3