diff --git a/staging/src/k8s.io/code-generator/_examples/HyphenGroup/apis/example/v1/doc.go b/staging/src/k8s.io/code-generator/_examples/HyphenGroup/apis/example/v1/doc.go
index c41a1615df6..aab826f9355 100644
--- a/staging/src/k8s.io/code-generator/_examples/HyphenGroup/apis/example/v1/doc.go
+++ b/staging/src/k8s.io/code-generator/_examples/HyphenGroup/apis/example/v1/doc.go
@@ -1,5 +1,5 @@
 /*
-Copyright 2016 The Kubernetes Authors.
+Copyright 2019 The Kubernetes Authors.
 
 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/staging/src/k8s.io/code-generator/_examples/HyphenGroup/apis/example/v1/register.go b/staging/src/k8s.io/code-generator/_examples/HyphenGroup/apis/example/v1/register.go
index 47c9bd68c3b..3c837ae7306 100644
--- a/staging/src/k8s.io/code-generator/_examples/HyphenGroup/apis/example/v1/register.go
+++ b/staging/src/k8s.io/code-generator/_examples/HyphenGroup/apis/example/v1/register.go
@@ -1,5 +1,5 @@
 /*
-Copyright 2015 The Kubernetes Authors.
+Copyright 2019 The Kubernetes Authors.
 
 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/staging/src/k8s.io/code-generator/_examples/HyphenGroup/apis/example/v1/types.go b/staging/src/k8s.io/code-generator/_examples/HyphenGroup/apis/example/v1/types.go
index d79ea38b720..c481e2f641a 100644
--- a/staging/src/k8s.io/code-generator/_examples/HyphenGroup/apis/example/v1/types.go
+++ b/staging/src/k8s.io/code-generator/_examples/HyphenGroup/apis/example/v1/types.go
@@ -1,5 +1,5 @@
 /*
-Copyright 2015 The Kubernetes Authors.
+Copyright 2019 The Kubernetes Authors.
 
 Licensed under the Apache License, Version 2.0 (the "License");
 you may not use this file except in compliance with the License.