diff --git a/internal/lang/ephemeral/strip.go b/internal/lang/ephemeral/strip.go
index ad53293644..cd6f41acb3 100644
--- a/internal/lang/ephemeral/strip.go
+++ b/internal/lang/ephemeral/strip.go
@@ -1,3 +1,6 @@
+// Copyright (c) HashiCorp, Inc.
+// SPDX-License-Identifier: BUSL-1.1
+
 package ephemeral
 
 import (
diff --git a/internal/lang/ephemeral/strip_test.go b/internal/lang/ephemeral/strip_test.go
index 6693578bf5..c7562ed024 100644
--- a/internal/lang/ephemeral/strip_test.go
+++ b/internal/lang/ephemeral/strip_test.go
@@ -1,3 +1,6 @@
+// Copyright (c) HashiCorp, Inc.
+// SPDX-License-Identifier: BUSL-1.1
+
 package ephemeral
 
 import (