diff --git a/python/sparkdl/transformers/keras_applications.py b/python/sparkdl/transformers/keras_applications.py
index 87f0eeab..4add2040 100644
--- a/python/sparkdl/transformers/keras_applications.py
+++ b/python/sparkdl/transformers/keras_applications.py
@@ -1,3 +1,4 @@
+# coding=utf-8
 # Copyright 2017 Databricks, Inc.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");