diff --git a/requirements.txt b/requirements.txt
index 74911d4..3ee7390 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -3,5 +3,5 @@ jupyter==1.0.0
 matplotlib==2.1.1
 pandas==0.22.0
 numpy==1.12.1
-pillow==6.2.2
+pillow==9.3.0
 scipy==1.0.0