diff --git a/sysa/after_wrap.kaem b/sysa/after_wrap.kaem
index 15f1081c..361447d0 100644
--- a/sysa/after_wrap.kaem
+++ b/sysa/after_wrap.kaem
@@ -1,5 +1,8 @@
 #!/bin/sh
 
+# SPDX-FileCopyrightText: 2023 Max Hearnden <max@hearnden.org.uk>
+# SPDX-License-Identifier: GPL-3.0-or-later
+
 set -ex
 
 PATH=./${ARCH_DIR}/bin
diff --git a/sysa/wrap.c b/sysa/wrap.c
index ce6e88b3..c16dde17 100644
--- a/sysa/wrap.c
+++ b/sysa/wrap.c
@@ -1,3 +1,7 @@
+/* SPDX-FileCopyrightText: 2023 Max Hearnden <max@hearnden.org.uk> */
+/* SPDX-License-Identifier: GPL-3.0-or-later */
+
+
 #define CLONE_NEWUSER 0x10000000
 #define CLONE_NEWNS 0x00020000
 #define MS_BIND 4096