diff --git a/requirements.txt b/requirements.txt
index 9d7fc4a..eb7bbc7 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -108,7 +108,7 @@ pathlib2==2.3.0
 patsy==0.4.1
 pep8==1.7.0
 pickleshare==0.7.4
-Pillow==4.2.1
+Pillow==9.3.0
 pkginfo==1.4.1
 ply==3.10
 progress==1.3