diff --git a/AnimalCrossing/Back/requirements.txt b/AnimalCrossing/Back/requirements.txt
index 3168cd6..5dd42de 100644
--- a/AnimalCrossing/Back/requirements.txt
+++ b/AnimalCrossing/Back/requirements.txt
@@ -16,7 +16,7 @@ Jinja2==2.11.2
 MarkupSafe==1.1.1
 openapi-codec==1.3.2
 packaging==20.4
-Pillow==7.1.2
+Pillow==9.3.0
 PyJWT==1.7.1
 pyparsing==2.4.7
 pytz==2020.1