diff --git a/requirements.txt b/requirements.txt
index 44f48fa..6e30690 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -5,7 +5,7 @@ GitPython==2.1.11
 gym==0.12.1
 idna==2.8
 numpy==1.16.3
-Pillow==6.0.0
+Pillow==9.0.1
 pkg-resources==0.0.0
 pyglet==1.3.2
 requests==2.22.0