diff --git a/plugin/service/storage/rotation.go b/plugin/service/storage/rotation.go
index a3d0273..d957fa9 100644
--- a/plugin/service/storage/rotation.go
+++ b/plugin/service/storage/rotation.go
@@ -1,3 +1,6 @@
+// Copyright (c) HashiCorp, Inc.
+// SPDX-License-Identifier: MPL-2.0
+
 package storage
 
 import (
diff --git a/plugin/service/storage/rotation_test.go b/plugin/service/storage/rotation_test.go
index 7aa9452..4cd1888 100644
--- a/plugin/service/storage/rotation_test.go
+++ b/plugin/service/storage/rotation_test.go
@@ -1,3 +1,6 @@
+// Copyright (c) HashiCorp, Inc.
+// SPDX-License-Identifier: MPL-2.0
+
 package storage
 
 import (