diff --git a/requirements.txt b/requirements.txt
index cf0abd1..c135376 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -129,7 +129,7 @@ patsy==0.5.1
 pep8==1.7.1
 pexpect==4.7.0
 pickleshare==0.7.5
-Pillow==6.2.0
+Pillow==9.0.1
 pkginfo==1.5.0.1
 plac==1.1.3
 pluggy==0.13.0