diff --git a/requirements.txt b/requirements.txt
index ef8f6f9..4118df5 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,4 +1,4 @@
-pillow == 4.1.1
+pillow == 9.3.0
 xmltodict == 0.11.0
 numpy == 1.13.0
 matplotlib == 2.0.2