diff --git a/requirements.txt b/requirements.txt
index eb6dcab..c3489b7 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -7,7 +7,7 @@ matplotlib==2.2.2
 numpy==1.14.5
 opencv-python==4.0.0.21
 pandas==0.23.3
-Pillow==5.2.0
+Pillow==9.0.1
 protobuf==3.6.0
 scikit-image==0.14.0
 scikit-learn==0.19.2