diff --git a/python/OpenVINO_EP/yolov4_object_detection/requirements.txt b/python/OpenVINO_EP/yolov4_object_detection/requirements.txt
index 374daf369..2ce4e5e00 100644
--- a/python/OpenVINO_EP/yolov4_object_detection/requirements.txt
+++ b/python/OpenVINO_EP/yolov4_object_detection/requirements.txt
@@ -1,7 +1,7 @@
 certifi==2023.7.22
 flatbuffers==2.0
 onnx
-opencv-python==4.5.5.64
+opencv-python==4.8.1.78
 Pillow==10.3.0
 protobuf==3.20.2
 scipy==1.10.0