diff --git a/demo/requirements.txt b/demo/requirements.txt
index fb40394..26b1786 100644
--- a/demo/requirements.txt
+++ b/demo/requirements.txt
@@ -21,7 +21,7 @@ matplotlib==3.1.0
 mock==3.0.5
 networkx==2.3
 numpy==1.16.4
-opencv-python==4.1.0.25
+opencv-python==4.2.0.32
 pandas==0.24.2
 Pillow==6.0.0
 protobuf==3.8.0