diff --git a/src/video_core/renderer_metal/metal_cpp_impl.cpp b/src/video_core/renderer_metal/metal_cpp_impl.cpp
index 7fa7137b9f..f09f66b433 100644
--- a/src/video_core/renderer_metal/metal_cpp_impl.cpp
+++ b/src/video_core/renderer_metal/metal_cpp_impl.cpp
@@ -1,3 +1,6 @@
+// SPDX-FileCopyrightText: Copyright 2024 suyu Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
+
 #define NS_PRIVATE_IMPLEMENTATION
 #define CA_PRIVATE_IMPLEMENTATION
 #define MTL_PRIVATE_IMPLEMENTATION