diff --git a/requirements.txt b/requirements.txt
index b87cab2..134ca40 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,7 +1,7 @@
 h5py==2.8.0
 Keras==2.2.4
 tensorflow==1.15.2
-opencv_python==3.4.3.18
+opencv_python==3.4.7.28
 imutils==0.5.1
 numpy==1.15.2
 matplotlib==3.0.0