diff --git a/requirements.txt b/requirements.txt
index 7b76fa2..aa2cc67 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -5,7 +5,7 @@ cycler==0.10.0
 kiwisolver==1.2.0
 matplotlib==3.1.3
 numpy==1.19.2
-Pillow==7.2.0
+Pillow==9.0.0
 py2exe==0.9.2.2
 pyinstaller==4.0
 pyinstaller-hooks-contrib==2020.8