diff --git a/Example_Keyboards/Dell_Latitude_X1/Dell_X1_Keyboard.ino b/Example_Keyboards/Dell_Latitude_X1/Dell_X1_Keyboard.ino
index 0a47428..c16b62f 100644
--- a/Example_Keyboards/Dell_Latitude_X1/Dell_X1_Keyboard.ino
+++ b/Example_Keyboards/Dell_Latitude_X1/Dell_X1_Keyboard.ino
@@ -1,15 +1,25 @@
-// This software is in the public domain
-// It implements a Dell Latitude X1 Laptop Keyboard Controller using a Teensy LC on 
+/* Copyright 2018 Frank Adams
+   Licensed under the Apache License, Version 2.0 (the "License");
+   you may not use this file except in compliance with the License.
+   You may obtain a copy of the License at
+       http://www.apache.org/licenses/LICENSE-2.0
+   Unless required by applicable law or agreed to in writing, software
+   distributed under the License is distributed on an "AS IS" BASIS,
+   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+   See the License for the specific language governing permissions and
+   limitations under the License.
+*/
+// This software implements a Dell Latitude X1 Laptop Keyboard Controller using a Teensy LC on 
 // a daughterboard with a 24 pin FPC connector. The keyboard part number is 0M6607.
 // This routine uses the Teensyduino "Micro-Manager Method" to send Normal and Modifier 
-// keys over USB. Multi-media keys are sent with keyboard press and release functions.
+// keys over USB. Multi-media keys are are sent with keyboard press and release functions.
 // Description of Teensyduino keyboard functions is at www.pjrc.com/teensy/td_keyboard.html
 // 
 // Revision History
 // Initial Release Nov 15, 2018
 //
 //
-#define MODIFIERKEY_FN 0x8f   // give Fn key a fake HID code 
+#define MODIFIERKEY_FN 0x8f   // give Fn key a HID code 
 #define CAPS_LED 13 // Teensy LED shows Caps-Lock
 //
 const byte rows_max = 16; // sets the number of rows in the matrix