diff --git a/requirements.txt b/requirements.txt
index 93eb868..eea97f8 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -29,7 +29,7 @@ netifaces==0.10.6
 numpy==1.16.3
 opencv-contrib-python==4.1.0.25
 opencv-python==4.1.0.25
-Pillow==6.0.0
+Pillow==9.0.1
 plotly==3.8.1
 protobuf==3.7.1
 pycodestyle==2.5.0