diff --git a/ristretto/requirements.txt b/ristretto/requirements.txt
index 56deada..1605172 100644
--- a/ristretto/requirements.txt
+++ b/ristretto/requirements.txt
@@ -23,7 +23,7 @@ pandas==0.19.2
 pathlib2==2.2.1
 pexpect==4.2.1
 pickleshare==0.7.4
-Pillow==6.2.0
+Pillow==9.0.0
 plotly==2.0.8
 prompt-toolkit==1.0.14
 protobuf==3.2.0