diff --git a/CS231n/assignment1/requirements.txt b/CS231n/assignment1/requirements.txt
index d9ee47c..a99f2af 100644
--- a/CS231n/assignment1/requirements.txt
+++ b/CS231n/assignment1/requirements.txt
@@ -39,7 +39,7 @@ pandocfilters==1.4.2
 parso==0.3.4
 pexpect==4.6.0
 pickleshare==0.7.5
-Pillow==6.0.0
+Pillow==9.0.1
 prometheus-client==0.6.0
 prompt-toolkit==2.0.9
 ptyprocess==0.6.0