diff --git a/requirements.txt b/requirements.txt
index 3098260..0375956 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -15,7 +15,7 @@ kiwisolver==1.3.1
 matplotlib==3.3.3
 numpy==1.19.5
 picamera==1.13
-Pillow==8.1.0
+Pillow==9.3.0
 pyparsing==2.4.7
 pyserial==3.5
 python-dateutil==2.8.1