diff --git a/requirements.txt b/requirements.txt
index 3d409ea..d281492 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -8,7 +8,7 @@ image==1.5.31
 Kivy==1.11.1
 Kivy-Garden==0.1.4
 numpy==1.18.3
-opencv-python==3.4.6.27
+opencv-python==3.4.7.28
 Pillow==7.1.2
 pkg-resources==0.0.0
 Pygments==2.6.1