diff --git a/requirements.txt b/requirements.txt
index 3633fbd..c26a3a8 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -31,7 +31,7 @@ pathlib2==2.3.0
 pbr==3.1.1
 pexpect==4.2.1
 pickleshare==0.7.4
-Pillow==4.1.1
+Pillow==9.0.1
 prompt-toolkit==1.0.14
 protobuf==3.3.0
 ptyprocess==0.5.2