diff --git a/requirements/requirements.txt b/requirements/requirements.txt
old mode 100755
new mode 100644
index 100cb14..5bdf458
--- a/requirements/requirements.txt
+++ b/requirements/requirements.txt
@@ -1,4 +1,4 @@
-opencv-python==3.2.0.6
+opencv-python==3.4.7.28
 h5py==2.6.0
 matplotlib==2.0.0
 numpy==1.12.0