diff --git a/requirements.txt b/requirements.txt
index ab66e4d..dd3d475 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -10,7 +10,7 @@ Jinja2==2.10
 MarkupSafe==1.1.0
 numpy==1.15.4
 packaging==18.0
-Pillow==5.3.0
+Pillow==9.0.0
 psycopg2==2.7.6.1
 pyparsing==2.3.0
 python-dateutil==2.7.5