diff --git a/src/xmodem.cpp b/src/xmodem.cpp
index bbbf751e1..9eeca4a8c 100644
--- a/src/xmodem.cpp
+++ b/src/xmodem.cpp
@@ -1,9 +1,11 @@
 /***********************************************************************************************************************
- * XMODEM implementation with YMODEM support
+ * based on XMODEM implementation by Georges Menie (www.menie.org)
  ***********************************************************************************************************************
  * Copyright 2001-2019 Georges Menie (www.menie.org)
- * Modified by Thuffir in 2019
  * All rights reserved.
+ * 
+ * Adapted for protobuf encapsulation. this is not really Xmodem any more.
+ * 
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are met:
  *
diff --git a/src/xmodem.h b/src/xmodem.h
index 819ab970b..0032eb92e 100644
--- a/src/xmodem.h
+++ b/src/xmodem.h
@@ -1,9 +1,11 @@
 /***********************************************************************************************************************
- * XMODEM implementation with YMODEM support
+ * based on XMODEM implementation by Georges Menie (www.menie.org)
  ***********************************************************************************************************************
  * Copyright 2001-2019 Georges Menie (www.menie.org)
- * Modified by Thuffir in 2019
  * All rights reserved.
+ * 
+ * Adapted for protobuf encapsulation. this is not really Xmodem any more.
+ * 
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are met:
  *