diff --git a/9-serving/requirements.txt b/9-serving/requirements.txt
index b9ef7e2..5176f3b 100644
--- a/9-serving/requirements.txt
+++ b/9-serving/requirements.txt
@@ -1,6 +1,6 @@
 grpc==0.3.post19
 numpy==1.14.0
-Pillow==5.0.0
+Pillow==6.2.0
 python-mnist==0.5
 tensorflow==1.5.0
 tensorflow-serving-api==1.4.0