diff --git a/include/etl/message_router.h b/include/etl/message_router.h
index 62f591df..ff1ba20b 100644
--- a/include/etl/message_router.h
+++ b/include/etl/message_router.h
@@ -31,7 +31,7 @@ SOFTWARE.
 #endif
 
 //***************************************************************************
-// This file has been auto generated. Do not edit this file.
+// THIS FILE HAS BEEN AUTO GENERATED. DO NOT EDIT THIS FILE.
 //***************************************************************************
 
 //***************************************************************************