diff --git a/app/requirements.txt b/app/requirements.txt
index 74d0c4a..472663d 100644
--- a/app/requirements.txt
+++ b/app/requirements.txt
@@ -35,7 +35,7 @@ nbconvert==5.3.1
 nbformat==4.4.0
 notebook==5.7.4
 numpy==1.16.1
-opencv-python==4.0.0.21
+opencv-python==4.1.1.26
 pandas==0.24.0
 pandocfilters==1.4.2
 parso==0.3.1