diff --git a/requirements.txt b/requirements.txt
index 5177745..6731893 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,4 +1,4 @@
-Pillow==7.0.0
+Pillow==9.3.0
 scipy==1.4.1
 numpy==1.18.1
 matplotlib==3.1.3