diff --git a/arch/ppc/makecontext.c b/arch/ppc/makecontext.c
index 7214a40..51c492f 100644
--- a/arch/ppc/makecontext.c
+++ b/arch/ppc/makecontext.c
@@ -1,5 +1,6 @@
 /*
  * Copyright (c) 2018 William Pitcock <nenolod@dereferenced.org>
+ * Copyright (c) 2019 Bobby Bingham <koorogi@koorogi.info>
  *
  * Permission to use, copy, modify, and/or distribute this software for any
  * purpose with or without fee is hereby granted, provided that the above
diff --git a/arch/ppc64/makecontext.c b/arch/ppc64/makecontext.c
index 2650f56..43da557 100644
--- a/arch/ppc64/makecontext.c
+++ b/arch/ppc64/makecontext.c
@@ -1,5 +1,6 @@
 /*
  * Copyright (c) 2018 William Pitcock <nenolod@dereferenced.org>
+ * Copyright (c) 2019 Bobby Bingham <koorogi@koorogi.info>
  *
  * Permission to use, copy, modify, and/or distribute this software for any
  * purpose with or without fee is hereby granted, provided that the above