Internal Change
PiperOrigin-RevId: 680718209
diff --git a/hpb/internal/internal.h b/hpb/internal/internal.h
index 420071c..1019f13 100644
--- a/hpb/internal/internal.h
+++ b/hpb/internal/internal.h
@@ -1,3 +1,10 @@
+// Protocol Buffers - Google's data interchange format
+// Copyright 2024 Google LLC. All rights reserved.
+//
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file or at
+// https://developers.google.com/open-source/licenses/bsd
+
#ifndef GOOGLE_PROTOBUF_HPB_INTERNAL_INTERNAL_H__
#define GOOGLE_PROTOBUF_HPB_INTERNAL_INTERNAL_H__
diff --git a/hpb/requires.h b/hpb/requires.h
index 42c4a00..a5de8c2 100644
--- a/hpb/requires.h
+++ b/hpb/requires.h
@@ -1,3 +1,10 @@
+// Protocol Buffers - Google's data interchange format
+// Copyright 2024 Google LLC. All rights reserved.
+//
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file or at
+// https://developers.google.com/open-source/licenses/bsd
+
#ifndef PROTOBUF_HPB_REQUIRES_H_
#define PROTOBUF_HPB_REQUIRES_H_
diff --git a/hpb_generator/tests/basic_test_editions.proto b/hpb_generator/tests/basic_test_editions.proto
index f5dc515..a3a0808 100644
--- a/hpb_generator/tests/basic_test_editions.proto
+++ b/hpb_generator/tests/basic_test_editions.proto
@@ -1,3 +1,10 @@
+// Protocol Buffers - Google's data interchange format
+// Copyright 2024 Google LLC. All rights reserved.
+//
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file or at
+// https://developers.google.com/open-source/licenses/bsd
+
edition = "2023";
package editions_upb_test;