diff --git a/requirements.txt b/requirements.txt
index 7ba9a00..2f59fb1 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -28,7 +28,7 @@ xgboost==0.7.post4
 packaging==16.8
 paramiko==2.0.9
 photutils==0.4
-Pillow==3.1.0
+Pillow==9.3.0
 pluggy==0.6.0
 py==1.5.2
 pycparser==2.17