diff --git a/keyboards/planck/keymaps/default/config.h b/keyboards/planck/keymaps/default/config.h
index 9020d2b9f8..464b7b29f8 100644
--- a/keyboards/planck/keymaps/default/config.h
+++ b/keyboards/planck/keymaps/default/config.h
@@ -1,13 +1,27 @@
+/* Copyright 2015-2021 Jack Humbert
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
 #pragma once
 
 #ifdef AUDIO_ENABLE
-    #define STARTUP_SONG SONG(PLANCK_SOUND)
-    // #define STARTUP_SONG SONG(NO_SOUND)
+#    define STARTUP_SONG SONG(PLANCK_SOUND)
+// #define STARTUP_SONG SONG(NO_SOUND)
 
-    #define DEFAULT_LAYER_SONGS { SONG(QWERTY_SOUND), \
-                                  SONG(COLEMAK_SOUND), \
-                                  SONG(DVORAK_SOUND) \
-                                }
+#    define DEFAULT_LAYER_SONGS \
+        { SONG(QWERTY_SOUND), SONG(COLEMAK_SOUND), SONG(DVORAK_SOUND) }
 #endif
 
 /*
@@ -33,4 +47,3 @@
 
 // Most tactile encoders have detents every 4 stages
 #define ENCODER_RESOLUTION 4
-
diff --git a/keyboards/planck/keymaps/default/keymap.c b/keyboards/planck/keymaps/default/keymap.c
index 9a6e1189b6..7c787e0366 100644
--- a/keyboards/planck/keymaps/default/keymap.c
+++ b/keyboards/planck/keymaps/default/keymap.c
@@ -1,4 +1,4 @@
-/* Copyright 2015-2017 Jack Humbert
+/* Copyright 2015-2021 Jack Humbert
  *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/keyboards/preonic/keymaps/default/config.h b/keyboards/preonic/keymaps/default/config.h
index 37858350a8..8756e5012c 100644
--- a/keyboards/preonic/keymaps/default/config.h
+++ b/keyboards/preonic/keymaps/default/config.h
@@ -1,13 +1,27 @@
+/* Copyright 2015-2021 Jack Humbert
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
 #pragma once
 
 #ifdef AUDIO_ENABLE
-    #define STARTUP_SONG SONG(PREONIC_SOUND)
-    // #define STARTUP_SONG SONG(NO_SOUND)
+#    define STARTUP_SONG SONG(PREONIC_SOUND)
+// #define STARTUP_SONG SONG(NO_SOUND)
 
-    #define DEFAULT_LAYER_SONGS { SONG(QWERTY_SOUND), \
-                                  SONG(COLEMAK_SOUND), \
-                                  SONG(DVORAK_SOUND) \
-                                }
+#    define DEFAULT_LAYER_SONGS \
+        { SONG(QWERTY_SOUND), SONG(COLEMAK_SOUND), SONG(DVORAK_SOUND) }
 #endif
 
 #define MUSIC_MASK (keycode != KC_NO)
diff --git a/keyboards/preonic/keymaps/default/keymap.c b/keyboards/preonic/keymaps/default/keymap.c
index 3a82f7151b..f99a6953c6 100644
--- a/keyboards/preonic/keymaps/default/keymap.c
+++ b/keyboards/preonic/keymaps/default/keymap.c
@@ -1,4 +1,4 @@
-/* Copyright 2015-2017 Jack Humbert
+/* Copyright 2015-2021 Jack Humbert
  *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by