diff --git a/requirements.txt b/requirements.txt
index 2d8123b..f80a16f 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -56,7 +56,7 @@ pandocfilters==1.4.2
 parso==0.5.0
 pexpect==4.7.0
 pickleshare==0.7.5
-Pillow==6.2.0
+Pillow==9.0.0
 prometheus-client==0.7.1
 prompt-toolkit==2.0.9
 protobuf==3.8.0