diff --git a/requirements.txt b/requirements.txt
index 0037cc5..2a5cf30 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -16,7 +16,7 @@ Mako==1.0.7
 MarkupSafe==1.1.0
 nibabel==2.3.3
 numpy==1.16.0
-Pillow==5.4.1
+Pillow==9.3.0
 pyparsing==2.3.1
 python-dateutil==2.7.5
 python-dotenv==0.10.1