diff --git a/app/boards/shields/cradio/cradio.keymap b/app/boards/shields/cradio/cradio.keymap
index c46468dd..1d11cfd6 100644
--- a/app/boards/shields/cradio/cradio.keymap
+++ b/app/boards/shields/cradio/cradio.keymap
@@ -1,3 +1,10 @@
+/*
+ * Copyright (c) 2020 The ZMK Contributors
+ *
+ * SPDX-License-Identifier: MIT
+ */
+
+
 #include <behaviors.dtsi>
 #include <dt-bindings/zmk/keys.h>