diff --git a/demo/requirements.txt b/demo/requirements.txt
index fb40394..3aa5172 100644
--- a/demo/requirements.txt
+++ b/demo/requirements.txt
@@ -20,7 +20,7 @@ Markdown==3.1.1
 matplotlib==3.1.0
 mock==3.0.5
 networkx==2.3
-numpy==1.16.4
+numpy==1.22.0
 opencv-python==4.1.0.25
 pandas==0.24.2
 Pillow==6.0.0