diff --git a/app/boards/shields/reviung34/Kconfig.defconfig b/app/boards/shields/reviung34/Kconfig.defconfig
index 6d05f0fc..aa7357b6 100644
--- a/app/boards/shields/reviung34/Kconfig.defconfig
+++ b/app/boards/shields/reviung34/Kconfig.defconfig
@@ -1,3 +1,9 @@
+/*
+ * Copyright (c) 2023 The ZMK Contributors
+ *
+ * SPDX-License-Identifier: MIT
+ */
+
 if SHIELD_REVIUNG34
 
 config ZMK_KEYBOARD_NAME
diff --git a/app/boards/shields/reviung34/Kconfig.shield b/app/boards/shields/reviung34/Kconfig.shield
index 1f24d38f..d3405be2 100644
--- a/app/boards/shields/reviung34/Kconfig.shield
+++ b/app/boards/shields/reviung34/Kconfig.shield
@@ -1,2 +1,8 @@
+/*
+ * Copyright (c) 2023 The ZMK Contributors
+ *
+ * SPDX-License-Identifier: MIT
+ */
+
 config SHIELD_REVIUNG34
     def_bool $(shields_list_contains,reviung34)
diff --git a/app/boards/shields/reviung34/reviung34.keymap b/app/boards/shields/reviung34/reviung34.keymap
index dd328bf6..33cd6210 100644
--- a/app/boards/shields/reviung34/reviung34.keymap
+++ b/app/boards/shields/reviung34/reviung34.keymap
@@ -1,3 +1,9 @@
+/*
+ * Copyright (c) 2023 The ZMK Contributors
+ *
+ * SPDX-License-Identifier: MIT
+ */
+
 #include <behaviors.dtsi>
 #include <dt-bindings/zmk/bt.h>
 #include <dt-bindings/zmk/keys.h>
diff --git a/app/boards/shields/reviung34/reviung34.overlay b/app/boards/shields/reviung34/reviung34.overlay
index d840a8c9..46d85996 100644
--- a/app/boards/shields/reviung34/reviung34.overlay
+++ b/app/boards/shields/reviung34/reviung34.overlay
@@ -1,3 +1,9 @@
+/*
+ * Copyright (c) 2023 The ZMK Contributors
+ *
+ * SPDX-License-Identifier: MIT
+ */
+
 #include <dt-bindings/zmk/matrix_transform.h>
 
 / {