diff --git a/pytorch_code/lidar-bonnetal/train/tasks/semantic/requirements.txt b/pytorch_code/lidar-bonnetal/train/tasks/semantic/requirements.txt
index 2dd6e5c..b58fd39 100644
--- a/pytorch_code/lidar-bonnetal/train/tasks/semantic/requirements.txt
+++ b/pytorch_code/lidar-bonnetal/train/tasks/semantic/requirements.txt
@@ -4,7 +4,7 @@ torch==1.1.0
 tensorflow==1.13.1
 vispy==0.5.3
 torchvision==0.2.2.post3
-opencv_contrib_python==4.1.0.25
+opencv_contrib_python==4.1.1.26
 matplotlib==2.2.3
 Pillow==6.1.0
 PyYAML==5.1.1