diff --git a/2017/solutions/rllchatbot/requirements.txt b/2017/solutions/rllchatbot/requirements.txt
index d3da83a50..e1df3d0fd 100644
--- a/2017/solutions/rllchatbot/requirements.txt
+++ b/2017/solutions/rllchatbot/requirements.txt
@@ -83,7 +83,7 @@ patsy==0.2.1
 pbr==3.1.1
 pexpect==4.2.1
 pickleshare==0.7.4
-Pillow==2.3.0
+Pillow==9.0.1
 plac==0.9.6
 preshed==1.0.0
 prettytable==0.7.2