diff --git a/apps/vtn/vtnmgr/src/main/java/org/onosproject/vtn/cli/VtnCommand.java b/apps/vtn/vtnmgr/src/main/java/org/onosproject/vtn/cli/VtnCommand.java
index 8607a48..8dee609 100644
--- a/apps/vtn/vtnmgr/src/main/java/org/onosproject/vtn/cli/VtnCommand.java
+++ b/apps/vtn/vtnmgr/src/main/java/org/onosproject/vtn/cli/VtnCommand.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2015 Open Networking Laboratory
+ * Copyright 2015-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.
diff --git a/apps/vtn/vtnmgr/src/main/java/org/onosproject/vtn/cli/package-info.java b/apps/vtn/vtnmgr/src/main/java/org/onosproject/vtn/cli/package-info.java
index 7368244..8addf1b 100644
--- a/apps/vtn/vtnmgr/src/main/java/org/onosproject/vtn/cli/package-info.java
+++ b/apps/vtn/vtnmgr/src/main/java/org/onosproject/vtn/cli/package-info.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2015 Open Networking Laboratory
+ * Copyright 2015-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.
diff --git a/apps/vtn/vtnmgr/src/main/java/org/onosproject/vtn/manager/VtnService.java b/apps/vtn/vtnmgr/src/main/java/org/onosproject/vtn/manager/VtnService.java
index 387bb8a..9cd4b23 100644
--- a/apps/vtn/vtnmgr/src/main/java/org/onosproject/vtn/manager/VtnService.java
+++ b/apps/vtn/vtnmgr/src/main/java/org/onosproject/vtn/manager/VtnService.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2015 Open Networking Laboratory
+ * Copyright 2015-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.
diff --git a/apps/vtn/vtnmgr/src/main/java/org/onosproject/vtn/manager/impl/VtnManager.java b/apps/vtn/vtnmgr/src/main/java/org/onosproject/vtn/manager/impl/VtnManager.java
index f360afc..c72a859 100644
--- a/apps/vtn/vtnmgr/src/main/java/org/onosproject/vtn/manager/impl/VtnManager.java
+++ b/apps/vtn/vtnmgr/src/main/java/org/onosproject/vtn/manager/impl/VtnManager.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2015 Open Networking Laboratory
+ * Copyright 2015-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.
diff --git a/apps/vtn/vtnmgr/src/main/java/org/onosproject/vtn/manager/impl/package-info.java b/apps/vtn/vtnmgr/src/main/java/org/onosproject/vtn/manager/impl/package-info.java
index 4c9a58c..aef2e38 100644
--- a/apps/vtn/vtnmgr/src/main/java/org/onosproject/vtn/manager/impl/package-info.java
+++ b/apps/vtn/vtnmgr/src/main/java/org/onosproject/vtn/manager/impl/package-info.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2015 Open Networking Laboratory
+ * Copyright 2015-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.
diff --git a/apps/vtn/vtnmgr/src/main/java/org/onosproject/vtn/manager/package-info.java b/apps/vtn/vtnmgr/src/main/java/org/onosproject/vtn/manager/package-info.java
index 09bd80f..dddab2a 100644
--- a/apps/vtn/vtnmgr/src/main/java/org/onosproject/vtn/manager/package-info.java
+++ b/apps/vtn/vtnmgr/src/main/java/org/onosproject/vtn/manager/package-info.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2015 Open Networking Laboratory
+ * Copyright 2015-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.
diff --git a/apps/vtn/vtnmgr/src/main/java/org/onosproject/vtn/table/ArpService.java b/apps/vtn/vtnmgr/src/main/java/org/onosproject/vtn/table/ArpService.java
index ebb9ac3..31e7459 100644
--- a/apps/vtn/vtnmgr/src/main/java/org/onosproject/vtn/table/ArpService.java
+++ b/apps/vtn/vtnmgr/src/main/java/org/onosproject/vtn/table/ArpService.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2015 Open Networking Laboratory
+ * Copyright 2015-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.
diff --git a/apps/vtn/vtnmgr/src/main/java/org/onosproject/vtn/table/ClassifierService.java b/apps/vtn/vtnmgr/src/main/java/org/onosproject/vtn/table/ClassifierService.java
index 69e951a..7715b9d 100644
--- a/apps/vtn/vtnmgr/src/main/java/org/onosproject/vtn/table/ClassifierService.java
+++ b/apps/vtn/vtnmgr/src/main/java/org/onosproject/vtn/table/ClassifierService.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2015 Open Networking Laboratory
+ * Copyright 2015-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.
diff --git a/apps/vtn/vtnmgr/src/main/java/org/onosproject/vtn/table/DnatService.java b/apps/vtn/vtnmgr/src/main/java/org/onosproject/vtn/table/DnatService.java
index 88c5628..026323a 100644
--- a/apps/vtn/vtnmgr/src/main/java/org/onosproject/vtn/table/DnatService.java
+++ b/apps/vtn/vtnmgr/src/main/java/org/onosproject/vtn/table/DnatService.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2015 Open Networking Laboratory
+ * Copyright 2015-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.
diff --git a/apps/vtn/vtnmgr/src/main/java/org/onosproject/vtn/table/L2ForwardService.java b/apps/vtn/vtnmgr/src/main/java/org/onosproject/vtn/table/L2ForwardService.java
index cb661f8..d313995 100644
--- a/apps/vtn/vtnmgr/src/main/java/org/onosproject/vtn/table/L2ForwardService.java
+++ b/apps/vtn/vtnmgr/src/main/java/org/onosproject/vtn/table/L2ForwardService.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2015 Open Networking Laboratory
+ * Copyright 2015-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.
diff --git a/apps/vtn/vtnmgr/src/main/java/org/onosproject/vtn/table/L3ForwardService.java b/apps/vtn/vtnmgr/src/main/java/org/onosproject/vtn/table/L3ForwardService.java
index 718253a..8989207 100644
--- a/apps/vtn/vtnmgr/src/main/java/org/onosproject/vtn/table/L3ForwardService.java
+++ b/apps/vtn/vtnmgr/src/main/java/org/onosproject/vtn/table/L3ForwardService.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2015 Open Networking Laboratory
+ * Copyright 2015-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.
diff --git a/apps/vtn/vtnmgr/src/main/java/org/onosproject/vtn/table/SnatService.java b/apps/vtn/vtnmgr/src/main/java/org/onosproject/vtn/table/SnatService.java
index e57596e..7e2939b 100644
--- a/apps/vtn/vtnmgr/src/main/java/org/onosproject/vtn/table/SnatService.java
+++ b/apps/vtn/vtnmgr/src/main/java/org/onosproject/vtn/table/SnatService.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2015 Open Networking Laboratory
+ * Copyright 2015-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.
diff --git a/apps/vtn/vtnmgr/src/main/java/org/onosproject/vtn/table/impl/ArpServiceImpl.java b/apps/vtn/vtnmgr/src/main/java/org/onosproject/vtn/table/impl/ArpServiceImpl.java
index 574d15a..a6c0bd6 100644
--- a/apps/vtn/vtnmgr/src/main/java/org/onosproject/vtn/table/impl/ArpServiceImpl.java
+++ b/apps/vtn/vtnmgr/src/main/java/org/onosproject/vtn/table/impl/ArpServiceImpl.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2015 Open Networking Laboratory
+ * Copyright 2015-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.
diff --git a/apps/vtn/vtnmgr/src/main/java/org/onosproject/vtn/table/impl/ClassifierServiceImpl.java b/apps/vtn/vtnmgr/src/main/java/org/onosproject/vtn/table/impl/ClassifierServiceImpl.java
index 512a155..e60c217 100644
--- a/apps/vtn/vtnmgr/src/main/java/org/onosproject/vtn/table/impl/ClassifierServiceImpl.java
+++ b/apps/vtn/vtnmgr/src/main/java/org/onosproject/vtn/table/impl/ClassifierServiceImpl.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2015 Open Networking Laboratory
+ * Copyright 2015-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.
diff --git a/apps/vtn/vtnmgr/src/main/java/org/onosproject/vtn/table/impl/DnatServiceImpl.java b/apps/vtn/vtnmgr/src/main/java/org/onosproject/vtn/table/impl/DnatServiceImpl.java
index 7b8d42f..0ad108e 100644
--- a/apps/vtn/vtnmgr/src/main/java/org/onosproject/vtn/table/impl/DnatServiceImpl.java
+++ b/apps/vtn/vtnmgr/src/main/java/org/onosproject/vtn/table/impl/DnatServiceImpl.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2015 Open Networking Laboratory
+ * Copyright 2015-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.
diff --git a/apps/vtn/vtnmgr/src/main/java/org/onosproject/vtn/table/impl/L2ForwardServiceImpl.java b/apps/vtn/vtnmgr/src/main/java/org/onosproject/vtn/table/impl/L2ForwardServiceImpl.java
index c8231b0..c19a38a 100644
--- a/apps/vtn/vtnmgr/src/main/java/org/onosproject/vtn/table/impl/L2ForwardServiceImpl.java
+++ b/apps/vtn/vtnmgr/src/main/java/org/onosproject/vtn/table/impl/L2ForwardServiceImpl.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2015 Open Networking Laboratory
+ * Copyright 2015-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.
diff --git a/apps/vtn/vtnmgr/src/main/java/org/onosproject/vtn/table/impl/L3ForwardServiceImpl.java b/apps/vtn/vtnmgr/src/main/java/org/onosproject/vtn/table/impl/L3ForwardServiceImpl.java
index cf97e76..eca6580 100644
--- a/apps/vtn/vtnmgr/src/main/java/org/onosproject/vtn/table/impl/L3ForwardServiceImpl.java
+++ b/apps/vtn/vtnmgr/src/main/java/org/onosproject/vtn/table/impl/L3ForwardServiceImpl.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2015 Open Networking Laboratory
+ * Copyright 2015-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.
diff --git a/apps/vtn/vtnmgr/src/main/java/org/onosproject/vtn/table/impl/SnatServiceImpl.java b/apps/vtn/vtnmgr/src/main/java/org/onosproject/vtn/table/impl/SnatServiceImpl.java
index 0f09095..40cd350 100644
--- a/apps/vtn/vtnmgr/src/main/java/org/onosproject/vtn/table/impl/SnatServiceImpl.java
+++ b/apps/vtn/vtnmgr/src/main/java/org/onosproject/vtn/table/impl/SnatServiceImpl.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2015 Open Networking Laboratory
+ * Copyright 2015-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.
diff --git a/apps/vtn/vtnmgr/src/main/java/org/onosproject/vtn/table/impl/package-info.java b/apps/vtn/vtnmgr/src/main/java/org/onosproject/vtn/table/impl/package-info.java
index fd2e18e..fb102e9 100644
--- a/apps/vtn/vtnmgr/src/main/java/org/onosproject/vtn/table/impl/package-info.java
+++ b/apps/vtn/vtnmgr/src/main/java/org/onosproject/vtn/table/impl/package-info.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2015 Open Networking Laboratory
+ * Copyright 2015-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.
diff --git a/apps/vtn/vtnmgr/src/main/java/org/onosproject/vtn/table/package-info.java b/apps/vtn/vtnmgr/src/main/java/org/onosproject/vtn/table/package-info.java
index cf53c96..65b2d8b 100644
--- a/apps/vtn/vtnmgr/src/main/java/org/onosproject/vtn/table/package-info.java
+++ b/apps/vtn/vtnmgr/src/main/java/org/onosproject/vtn/table/package-info.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2015 Open Networking Laboratory
+ * Copyright 2015-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.
diff --git a/apps/vtn/vtnmgr/src/main/java/org/onosproject/vtn/util/VtnConfig.java b/apps/vtn/vtnmgr/src/main/java/org/onosproject/vtn/util/VtnConfig.java
index 0b743a8..3341779 100644
--- a/apps/vtn/vtnmgr/src/main/java/org/onosproject/vtn/util/VtnConfig.java
+++ b/apps/vtn/vtnmgr/src/main/java/org/onosproject/vtn/util/VtnConfig.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2015 Open Networking Laboratory
+ * Copyright 2015-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.
diff --git a/apps/vtn/vtnmgr/src/main/java/org/onosproject/vtn/util/VtnData.java b/apps/vtn/vtnmgr/src/main/java/org/onosproject/vtn/util/VtnData.java
index cca905c..b8715d2 100644
--- a/apps/vtn/vtnmgr/src/main/java/org/onosproject/vtn/util/VtnData.java
+++ b/apps/vtn/vtnmgr/src/main/java/org/onosproject/vtn/util/VtnData.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2015 Open Networking Laboratory
+ * Copyright 2015-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.
diff --git a/apps/vtn/vtnmgr/src/main/java/org/onosproject/vtn/util/package-info.java b/apps/vtn/vtnmgr/src/main/java/org/onosproject/vtn/util/package-info.java
index 213b9e2..8b1d275 100644
--- a/apps/vtn/vtnmgr/src/main/java/org/onosproject/vtn/util/package-info.java
+++ b/apps/vtn/vtnmgr/src/main/java/org/onosproject/vtn/util/package-info.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2015 Open Networking Laboratory
+ * Copyright 2015-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.