diff --git a/src/requirements.txt b/src/requirements.txt
index ab43fbc..5f37811 100644
--- a/src/requirements.txt
+++ b/src/requirements.txt
@@ -10,7 +10,7 @@ Markdown==3.1.1
 MarkupSafe==1.1.1
 mkdocs==1.0.4
 mkdocs-cinder==0.17.0
-Pillow==6.2.0
+Pillow==9.0.0
 pycparser==2.19
 pytz==2019.1
 PyYAML==5.1.1