diff --git a/obj_det_metrics/requirements.txt b/obj_det_metrics/requirements.txt
index dc26a18..ba1d128 100644
--- a/obj_det_metrics/requirements.txt
+++ b/obj_det_metrics/requirements.txt
@@ -9,5 +9,5 @@ PyQt5-sip==4.19.18
 PyQtWebEngine==5.12.1
 python-dateutil==2.8.1
 six==1.14.0
-tornado==6.0.3
+tornado==6.5.5
 opencv-python==4.2.0.32