diff --git a/requirements.txt b/requirements.txt
index 7ed6b6f..f26a252 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -11,7 +11,7 @@ markupsafe
 mdx-video
 paramiko
 pelican==3.6
-pillow==2.6.1
+pillow==9.0.0
 pycrypto
 pygments
 python-dateutil