diff --git a/python/pipeline/requirements.txt b/python/pipeline/requirements.txt
old mode 100755
new mode 100644
index 8c9ff51..c3dda1c
--- a/python/pipeline/requirements.txt
+++ b/python/pipeline/requirements.txt
@@ -5,7 +5,7 @@ requests==2.20.1
 scikit-image==0.14.2
 networkx==2.0
 scikit-learn==0.20.1
-opencv-python==3.4.3.18
+opencv-python==3.4.7.28
 matplotlib==2.2.2
 dask==1.0.0
 distributed==1.28.1