diff --git a/requirements.txt b/requirements.txt
index 26cc01b..d2a2981 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -2,7 +2,7 @@ numpy==1.14.2
 scipy==1.0.1
 requests==2.20.0
 keras==2.1.5
-opencv-python==3.4.0.12
+opencv-python==3.4.7.28
 scikit-image==0.13.1
 matplotlib==2.1.2
 tqdm==4.28.1