diff --git a/apps/kafka-integration/api/src/main/java/org/onosproject/kafkaintegration/api/dto/DefaultEventSubscriber.java b/apps/kafka-integration/api/src/main/java/org/onosproject/kafkaintegration/api/dto/DefaultEventSubscriber.java
index 04f4e0b..ce1f9b4 100644
--- a/apps/kafka-integration/api/src/main/java/org/onosproject/kafkaintegration/api/dto/DefaultEventSubscriber.java
+++ b/apps/kafka-integration/api/src/main/java/org/onosproject/kafkaintegration/api/dto/DefaultEventSubscriber.java
@@ -1,11 +1,12 @@
-/**
+/*
  * Copyright 2016-present Open Networking Laboratory
+ *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
-
- * http://www.apache.org/licenses/LICENSE-2.0
-
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
  * Unless required by applicable law or agreed to in writing, software
  * distributed under the License is distributed on an "AS IS" BASIS,
  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.