diff --git a/requirements.txt b/requirements.txt
index a8a0038..ffff762 100755
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,7 +1,7 @@
 # pip install -r requirements.txt
 
 numpy
-opencv-python>=4.1.2
+opencv-python>=4.6.0
 pandas
 Pillow
 pyYAML