diff --git a/api/requirements.txt b/api/requirements.txt
index bc8a454..84cc8e4 100644
--- a/api/requirements.txt
+++ b/api/requirements.txt
@@ -90,7 +90,7 @@ networkx==2.2
 notebook==5.7.2
 numpy==1.14.5
 opencv-contrib-python==3.4.4.19
-opencv-python==3.4.4.19
+opencv-python==4.2.0.32
 pandas==0.24.1
 pandocfilters==1.4.2
 parso==0.3.1