diff --git a/debian/copyright b/debian/copyright
index 0f3d3cf..7bfbfc4 100644
--- a/debian/copyright
+++ b/debian/copyright
@@ -5,13 +5,13 @@ Source: https://download.savannah.gnu.org/releases/lzip/
 
 Files: *
 Copyright: 2013-2024 Antonio Diaz Diaz <ant_diaz@teleline.es>
-License: PD
+License: public-domain
 
 Files: debian/*
 Copyright: 2013-2024 Daniel Baumann <daniel.baumann@progress-linux.org>
-License: PD
+License: public-domain
 
-License: PD
+License: public-domain
  This program is free software: you have unlimited permission
  to copy, distribute and modify it.
  .