diff --git a/Makefile b/Makefile
index 1ecad5c64c2ada6a85930a5029da77729fadf1f8..e7974cef95abc204259d9a6f2c902d8c9ec7f5da 100644
--- a/Makefile
+++ b/Makefile
@@ -1,4 +1,4 @@
-# Copyright 2023, pEp Foundation
+# Copyleft 2023, pEp Foundation
 # This file is part of pEpEngineSequoiaBackend
 # This file may be used under the terms of the GNU General Public License version 3
 # see COPYING