diff --git a/requirements.txt b/requirements.txt
index 3860def..e547343 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -5,7 +5,7 @@ kiwisolver==1.1.0
 matplotlib==3.1.0
 numpy==1.16.4
 opencv-python==3.4.3.18
-Pillow==6.2.0
+Pillow==9.3.0
 pyparsing==2.4.0
 pypng==0.0.19
 python-dateutil==2.8.0