diff --git a/requirements.txt b/requirements.txt
index e58572a..f0a4a43 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,3 +1,3 @@
 numpy==1.18.5
 matplotlib==3.2.2
-Pillow==7.2.0
+Pillow==9.0.0