diff --git a/docker/requirements.txt b/docker/requirements.txt
index 9526066..539d7b2 100644
--- a/docker/requirements.txt
+++ b/docker/requirements.txt
@@ -1,7 +1,7 @@
 matplotlib==2.2.2
 pandas==0.23.0
 scikit-image==0.14.0
-opencv-python==3.4.1.15
+opencv-python==3.4.7.28
 bleach==1.5.0
 pytest==3.6.3
 custom_inherit==2.2.0
diff --git a/docker/sphinx-requirements.txt b/docker/sphinx-requirements.txt
index f2e2127..de2df2a 100644
--- a/docker/sphinx-requirements.txt
+++ b/docker/sphinx-requirements.txt
@@ -3,7 +3,7 @@ keras
 matplotlib==2.2.2
 pandas==0.23.0
 scikit-image==0.14.0
-opencv-python==3.4.1.15
+opencv-python==3.4.7.28
 bleach==1.5.0
 pytest==3.6.3
 custom_inherit==2.2.0