diff --git a/requirements.txt b/requirements.txt
index f2cc2c0..b41c50f 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,3 +1,3 @@
 docutils==0.14
-Pillow==5.3.0
+Pillow==9.0.0
 PyInstaller==3.4