diff --git a/requirements.txt b/requirements.txt
index f383dd3..c3ff213 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -42,7 +42,7 @@ nbconvert==5.3.1
 nbformat==4.4.0
 notebook==5.6.0
 numpy==1.15.0
-opencv-contrib-python==3.4.3.18
+opencv-contrib-python==4.2.0.32
 pandocfilters==1.4.2
 parso==0.3.1
 pbr==4.2.0