diff --git a/requirements.txt b/requirements.txt
index 77ab28c..741fc5e 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -3,7 +3,7 @@ numpy==1.16.4
 terminaltables==3.1.0
 torch==1.1.0
 tqdm==4.32.1
-opencv_python==4.1.0.25
+opencv_python==4.1.1.26
 torchvision==0.3.0
 Pillow==6.1.0
 skimage==0.0