diff --git a/COMP9900/capstoneproject-comp9900-h18a-yyds/backend/requirements.txt b/COMP9900/capstoneproject-comp9900-h18a-yyds/backend/requirements.txt
index 9447591..a1322e4 100644
--- a/COMP9900/capstoneproject-comp9900-h18a-yyds/backend/requirements.txt
+++ b/COMP9900/capstoneproject-comp9900-h18a-yyds/backend/requirements.txt
@@ -8,7 +8,7 @@ itsdangerous==1.1.0
 werkzeug==1.0.1
 flask-cors==3.0.10
 pymongo==3.11.4
-Pillow==8.2.0
+Pillow==9.0.0
 PyJWT==2.1.0 
 flask-jwt-extended==4.2.1
 certifi==2021.5.30