1 files changed, 4 insertions, 1 deletions
diff --git a/src/wg.c b/src/wg.c
index 97910ee..94f0857 100644
--- a/src/wg.c
+++ b/src/wg.c
@@ -1,4 +1,7 @@
-/* Copyright (C) 2015-2017 Jason A. Donenfeld <Jason@zx2c4.com>. All Rights Reserved. */
+/* SPDX-License-Identifier: GPL-2.0
+ *
+ * Copyright (C) 2015-2017 Jason A. Donenfeld <Jason@zx2c4.com>. All Rights Reserved.
+ */
 
 #include <stddef.h>
 #include <stdio.h>