diff --git a/requirements.txt b/requirements.txt
index 3844ae4..e151b96 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -7,7 +7,7 @@ gpiozero==1.5.1
 isort==5.7.0
 lazy-object-proxy==1.5.2
 mccabe==0.6.1
-Pillow==7.1.0
+Pillow==9.1.0
 rgbmatrix==0.0.1
 singledispatch==3.4.0.3
 six==1.15.0