1 files changed, 2 insertions, 0 deletions

diff --git a/Makefile b/Makefile
index daa5803..6886e65 100644
--- a/Makefile
+++ b/Makefile
@@ -1,3 +1,5 @@
+# Copyright (C) Dnspython Contributors, see LICENSE for text of ISC license
+
 # Copyright (C) 2003-2017 Nominum, Inc.
 #
 # Permission to use, copy, modify, and distribute this software and its