diff --git a/requirements.txt b/requirements.txt
index 9588319..afb7486 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -43,7 +43,7 @@ pandocfilters==1.4.2
 pathlib2==2.3.5
 pexpect==4.8.0
 pickleshare==0.7.5
-Pillow==6.2.2
+Pillow==9.0.1
 prometheus-client==0.7.1
 prompt-toolkit==1.0.18
 ptyprocess==0.6.0