diff --git a/nipap/requirements.txt b/nipap/requirements.txt
index 7e6251851..8a1251419 100644
--- a/nipap/requirements.txt
+++ b/nipap/requirements.txt
@@ -19,7 +19,7 @@ pyparsing==2.4.7
 python-dateutil==2.8.2
 pytz==2024.1
 pyjwt==1.5.3
-tornado==6.3.3
+tornado==6.4.1
 docutils==0.21.1
 # optional dependencies below
 python-ldap==3.4.0