diff --git a/debian/copyright b/debian/copyright
index 5a6301a..0ede113 100644
--- a/debian/copyright
+++ b/debian/copyright
@@ -6,22 +6,22 @@ Upstream-Contact: Michael Prokop <mprokop@sipwise.com>
 Files:
  *
 Copyright:
- Jozef Kutej <jozef@kutej.net>
  2013-2025 Sipwise GmbH, Austria
-License: Artistic or GPL-1+
+License: GPL-3+
 
-License: Artistic
- This program is free software; you can redistribute it and/or modify
- it under the terms of the Artistic License, which comes with Perl.
-Comment:
- On Debian systems, the complete text of the Artistic License can be
- found in '/usr/share/common-licenses/Artistic'.
-
-License: GPL-1+
- This program is free software; you can redistribute it and/or modify
+License: GPL-3+
+ This program is free software: you can redistribute it and/or modify
  it under the terms of the GNU General Public License as published by
- the Free Software Foundation; either version 1, or (at your option)
- any later version.
+ the Free Software Foundation, either version 3 of the License, or
+ (at your option) any later version.
+ .
+ This program is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ GNU General Public License for more details.
+ .
+ You should have received a copy of the GNU General Public License
+ along with this program.  If not, see <https://www.gnu.org/licenses/>.
 Comment:
- On Debian systems, the complete text of version 1 of the GNU General
- Public License can be found in '/usr/share/common-licenses/GPL-1'.
+ On Debian systems, the full text of the GNU General Public License
+ version 3 can be found in the file '/usr/share/common-licenses/GPL-3'.