diff --git a/include/mbedtls/compat-1.3.h b/include/mbedtls/compat-1.3.h
index 0c9adee..3377daf 100644
--- a/include/mbedtls/compat-1.3.h
+++ b/include/mbedtls/compat-1.3.h
@@ -5,7 +5,7 @@
  *
  * \deprecated Use the new names directly instead
  *
- *  Copyright (C) 2015, ARM Limited, All Rights Reserved
+ *  Copyright (C) 2006-2015, ARM Limited, All Rights Reserved
  *
  *  This file is part of mbed TLS (https://tls.mbed.org)
  *