diff --git a/requirements.txt b/requirements.txt
index c8ead51..563602c 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,3 +1,3 @@
 numpy==1.18.1
-opencv-python==3.4.6.27
+opencv-python==3.4.7.28
 tensorflow==1.15.2