diff --git a/requirements.txt b/requirements.txt
index 3e17dd8..c73f3f2 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -50,7 +50,7 @@ nbformat==4.4.0
 notebook==5.6.0
 numpy==1.14.5
 opencv-contrib-python==4.0.0.21
-opencv-python==3.4.1.15
+opencv-python==4.2.0.32
 pandas==0.23.2
 pandocfilters==1.4.2
 parso==0.3.1