diff --git a/demo/requirements.txt b/demo/requirements.txt
index fb40394..015a410 100644
--- a/demo/requirements.txt
+++ b/demo/requirements.txt
@@ -23,7 +23,7 @@ networkx==2.3
 numpy==1.16.4
 opencv-python==4.1.0.25
 pandas==0.24.2
-Pillow==6.0.0
+Pillow==9.0.1
 protobuf==3.8.0
 pyparsing==2.4.0
 python-dateutil==2.8.0