diff --git a/app/src/main/java/org/opencord/maclearner/app/cli/MacLearnerAddIgnorePort.java b/app/src/main/java/org/opencord/maclearner/app/cli/MacLearnerAddIgnorePort.java
index 614bcbe..a53f895 100644
--- a/app/src/main/java/org/opencord/maclearner/app/cli/MacLearnerAddIgnorePort.java
+++ b/app/src/main/java/org/opencord/maclearner/app/cli/MacLearnerAddIgnorePort.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2017-present Open Networking Foundation
+ * Copyright 2017-2023 Open Networking Foundation (ONF) and the ONF Contributors
  *
  * 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/app/src/main/java/org/opencord/maclearner/app/cli/MacLearnerDeleteMapping.java b/app/src/main/java/org/opencord/maclearner/app/cli/MacLearnerDeleteMapping.java
index 6e8149a..87fef4b 100644
--- a/app/src/main/java/org/opencord/maclearner/app/cli/MacLearnerDeleteMapping.java
+++ b/app/src/main/java/org/opencord/maclearner/app/cli/MacLearnerDeleteMapping.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2017-present Open Networking Foundation
+ * Copyright 2017-2023 Open Networking Foundation (ONF) and the ONF Contributors
  *
  * 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/app/src/main/java/org/opencord/maclearner/app/cli/MacLearnerGetMapping.java b/app/src/main/java/org/opencord/maclearner/app/cli/MacLearnerGetMapping.java
index beb4631..66fd4bc 100644
--- a/app/src/main/java/org/opencord/maclearner/app/cli/MacLearnerGetMapping.java
+++ b/app/src/main/java/org/opencord/maclearner/app/cli/MacLearnerGetMapping.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2017-present Open Networking Foundation
+ * Copyright 2017-2023 Open Networking Foundation (ONF) and the ONF Contributors
  *
  * 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/app/src/main/java/org/opencord/maclearner/app/cli/MacLearnerListIgnoredPorts.java b/app/src/main/java/org/opencord/maclearner/app/cli/MacLearnerListIgnoredPorts.java
index 7f66dc2..d107952 100644
--- a/app/src/main/java/org/opencord/maclearner/app/cli/MacLearnerListIgnoredPorts.java
+++ b/app/src/main/java/org/opencord/maclearner/app/cli/MacLearnerListIgnoredPorts.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2017-present Open Networking Foundation
+ * Copyright 2017-2023 Open Networking Foundation (ONF) and the ONF Contributors
  *
  * 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/app/src/main/java/org/opencord/maclearner/app/cli/MacLearnerRemoveIgnorePort.java b/app/src/main/java/org/opencord/maclearner/app/cli/MacLearnerRemoveIgnorePort.java
index 62aed8d..2b38c52 100644
--- a/app/src/main/java/org/opencord/maclearner/app/cli/MacLearnerRemoveIgnorePort.java
+++ b/app/src/main/java/org/opencord/maclearner/app/cli/MacLearnerRemoveIgnorePort.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2017-present Open Networking Foundation
+ * Copyright 2017-2023 Open Networking Foundation (ONF) and the ONF Contributors
  *
  * 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/app/src/main/java/org/opencord/maclearner/app/cli/MappedDeviceIdCompleter.java b/app/src/main/java/org/opencord/maclearner/app/cli/MappedDeviceIdCompleter.java
index 8f64bff..a971ee4 100644
--- a/app/src/main/java/org/opencord/maclearner/app/cli/MappedDeviceIdCompleter.java
+++ b/app/src/main/java/org/opencord/maclearner/app/cli/MappedDeviceIdCompleter.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2017-present Open Networking Foundation
+ * Copyright 2017-2023 Open Networking Foundation (ONF) and the ONF Contributors
  *
  * 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/app/src/main/java/org/opencord/maclearner/app/cli/MappedPortNumberCompleter.java b/app/src/main/java/org/opencord/maclearner/app/cli/MappedPortNumberCompleter.java
index 829f1e7..a161c24 100644
--- a/app/src/main/java/org/opencord/maclearner/app/cli/MappedPortNumberCompleter.java
+++ b/app/src/main/java/org/opencord/maclearner/app/cli/MappedPortNumberCompleter.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2017-present Open Networking Foundation
+ * Copyright 2017-2023 Open Networking Foundation (ONF) and the ONF Contributors
  *
  * 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/app/src/main/java/org/opencord/maclearner/app/cli/package-info.java b/app/src/main/java/org/opencord/maclearner/app/cli/package-info.java
index 5270265..c9320ea 100755
--- a/app/src/main/java/org/opencord/maclearner/app/cli/package-info.java
+++ b/app/src/main/java/org/opencord/maclearner/app/cli/package-info.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2017-present Open Networking Foundation
+ * Copyright 2017-2023 Open Networking Foundation (ONF) and the ONF Contributors
  *
  * 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/app/src/main/java/org/opencord/maclearner/app/impl/ConsistentHasher.java b/app/src/main/java/org/opencord/maclearner/app/impl/ConsistentHasher.java
index 66f7080..a4ea1b7 100644
--- a/app/src/main/java/org/opencord/maclearner/app/impl/ConsistentHasher.java
+++ b/app/src/main/java/org/opencord/maclearner/app/impl/ConsistentHasher.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2020-present Open Networking Foundation
+ * Copyright 2020-2023 Open Networking Foundation (ONF) and the ONF Contributors
  *
  * 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/app/src/main/java/org/opencord/maclearner/app/impl/MacLearnerHostProvider.java b/app/src/main/java/org/opencord/maclearner/app/impl/MacLearnerHostProvider.java
index 510ba43..4041939 100644
--- a/app/src/main/java/org/opencord/maclearner/app/impl/MacLearnerHostProvider.java
+++ b/app/src/main/java/org/opencord/maclearner/app/impl/MacLearnerHostProvider.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2020-present Open Networking Foundation
+ * Copyright 2020-2023 Open Networking Foundation (ONF) and the ONF Contributors
  *
  * 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/app/src/main/java/org/opencord/maclearner/app/impl/MacLearnerManager.java b/app/src/main/java/org/opencord/maclearner/app/impl/MacLearnerManager.java
index e1972c3..c0110d1 100644
--- a/app/src/main/java/org/opencord/maclearner/app/impl/MacLearnerManager.java
+++ b/app/src/main/java/org/opencord/maclearner/app/impl/MacLearnerManager.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2017-present Open Networking Foundation
+ * Copyright 2017-2023 Open Networking Foundation (ONF) and the ONF Contributors
  *
  * 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/app/src/main/java/org/opencord/maclearner/app/impl/OsgiPropertyConstants.java b/app/src/main/java/org/opencord/maclearner/app/impl/OsgiPropertyConstants.java
index 8309fea..3bb7d06 100644
--- a/app/src/main/java/org/opencord/maclearner/app/impl/OsgiPropertyConstants.java
+++ b/app/src/main/java/org/opencord/maclearner/app/impl/OsgiPropertyConstants.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2019-present Open Networking Foundation
+ * Copyright 2019-2023 Open Networking Foundation (ONF) and the ONF Contributors
  *
  * 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/app/src/main/java/org/opencord/maclearner/app/impl/package-info.java b/app/src/main/java/org/opencord/maclearner/app/impl/package-info.java
index df7a157..d862f36 100755
--- a/app/src/main/java/org/opencord/maclearner/app/impl/package-info.java
+++ b/app/src/main/java/org/opencord/maclearner/app/impl/package-info.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2017-present Open Networking Foundation
+ * Copyright 2017-2023 Open Networking Foundation (ONF) and the ONF Contributors
  *
  * 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/app/src/main/java/org/opencord/maclearner/app/rest/MacLearnerCodec.java b/app/src/main/java/org/opencord/maclearner/app/rest/MacLearnerCodec.java
index cb7771a..db35128 100644
--- a/app/src/main/java/org/opencord/maclearner/app/rest/MacLearnerCodec.java
+++ b/app/src/main/java/org/opencord/maclearner/app/rest/MacLearnerCodec.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2017-present Open Networking Foundation
+ * Copyright 2017-2023 Open Networking Foundation (ONF) and the ONF Contributors
  *
  * 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/app/src/main/java/org/opencord/maclearner/app/rest/MacLearnerWebApplication.java b/app/src/main/java/org/opencord/maclearner/app/rest/MacLearnerWebApplication.java
index 968925b..f6d5c27 100644
--- a/app/src/main/java/org/opencord/maclearner/app/rest/MacLearnerWebApplication.java
+++ b/app/src/main/java/org/opencord/maclearner/app/rest/MacLearnerWebApplication.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2017-present Open Networking Foundation
+ * Copyright 2017-2023 Open Networking Foundation (ONF) and the ONF Contributors
  *
  * 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/app/src/main/java/org/opencord/maclearner/app/rest/MacLearnerWebResource.java b/app/src/main/java/org/opencord/maclearner/app/rest/MacLearnerWebResource.java
index 692e787..1e25766 100644
--- a/app/src/main/java/org/opencord/maclearner/app/rest/MacLearnerWebResource.java
+++ b/app/src/main/java/org/opencord/maclearner/app/rest/MacLearnerWebResource.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2017-present Open Networking Foundation
+ * Copyright 2017-2023 Open Networking Foundation (ONF) and the ONF Contributors
  *
  * 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/app/src/main/java/org/opencord/maclearner/app/rest/package-info.java b/app/src/main/java/org/opencord/maclearner/app/rest/package-info.java
index 564a108..5331e63 100755
--- a/app/src/main/java/org/opencord/maclearner/app/rest/package-info.java
+++ b/app/src/main/java/org/opencord/maclearner/app/rest/package-info.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2017-present Open Networking Foundation
+ * Copyright 2017-2023 Open Networking Foundation (ONF) and the ONF Contributors
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.