diff --git a/requirements.txt b/requirements.txt
index 2beaccb..4b6c295 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -4,7 +4,7 @@ Markdown==3.0.1
 mongoengine==0.9.0
 numpy==1.16.1
 pandas==0.22.0
-Pillow==6.2.0
+Pillow==9.3.0
 pymongo==2.9.5
 python-dateutil==2.8.0
 pytz==2018.9