diff --git a/requirements.txt b/requirements.txt
index 78c88e9..4ee5220 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -5,7 +5,7 @@ kiwisolver==1.2.0
 matplotlib==3.3.2
 mccabe==0.6.1
 numpy==1.19.2
-Pillow==8.0.0
+Pillow==9.3.0
 pycodestyle==2.6.0
 pyflakes==2.2.0
 pyparsing==2.4.7