diff --git a/obj_det_metrics/requirements.txt b/obj_det_metrics/requirements.txt
index dc26a18..0d0adc6 100644
--- a/obj_det_metrics/requirements.txt
+++ b/obj_det_metrics/requirements.txt
@@ -10,4 +10,4 @@ PyQtWebEngine==5.12.1
 python-dateutil==2.8.1
 six==1.14.0
 tornado==6.0.3
-opencv-python==4.2.0.32
+opencv-python==4.8.1.78