diff --git a/requirements.txt b/requirements.txt
index 2f9f42c..76799a2 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -15,7 +15,7 @@ jmespath==0.9.3
 Markdown==2.6.9
 numpy==1.13.3
 olefile==0.44
-Pillow==4.3.0
+Pillow==9.0.0
 protobuf==3.4.0
 pymongo==3.6.0
 python-dateutil==2.6.1