diff --git a/requirements.txt b/requirements.txt
index c2068b4..633926d 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -3,7 +3,7 @@ imageio==2.5.0
 imagesize==0.7.1
 matplotlib==3.0.3
 numpy==1.16.3
-opencv-python==3.4.3.18
+opencv-python==4.2.0.32
 pandas==0.18.1
 Pillow==8.2.0
 PyYAML==5.1