diff --git a/regression/externalTools/MARS/requirements.txt b/regression/externalTools/MARS/requirements.txt
index 3f6c83c..6b4641f 100644
--- a/regression/externalTools/MARS/requirements.txt
+++ b/regression/externalTools/MARS/requirements.txt
@@ -106,7 +106,7 @@ pbr==1.9.1
 pep8==1.7.0
 pexpect==4.0.1
 pickleshare==0.5
-Pillow==3.1.1
+Pillow==6.2.0
 plac==0.9.6
 playsound==1.2.1
 ply==3.8