diff --git a/requirements.txt b/requirements.txt
index 9187b91..205cfab 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,7 +1,7 @@
 Flask==0.10.1
 Jinja2==2.8
 MarkupSafe==0.23
-Pillow==2.8.1
+Pillow==9.0.1
 PyExecJS==1.1.0
 PyMySQL==0.6.7
 Werkzeug==0.11.2