diff --git a/requirements.txt b/requirements.txt
index 085a179..3f5c89e 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -8,7 +8,7 @@ numpy==1.21.4
 openpyxl==3.0.9
 packaging==21.3
 pandas==1.3.4
-Pillow==8.4.0
+Pillow==9.0.0
 pyparsing==3.0.6
 python-dateutil==2.8.2
 pytz==2021.3