diff --git a/AUTHORS b/AUTHORS
deleted file mode 100644
index 415dff5..0000000
--- a/AUTHORS
+++ /dev/null
@@ -1,9 +0,0 @@
-stenc AUTHORS
-===============================================================================
-
-The authors of stenc are
-
-John Coleman <ninthclowd@user.sourceforge.net>
-Samuel Martinez Jr. <sam_martinez_82@hotmail.com>
-Jonas Stein <news@jonasstein.de>
-James Wilson <jmw@jmw.name>
diff --git a/AUTHORS.md b/AUTHORS.md
new file mode 100644
index 0000000..902625f
--- /dev/null
+++ b/AUTHORS.md
@@ -0,0 +1,15 @@
+<!--
+SPDX-FileCopyrightText: 2022 stenc authors
+
+SPDX-License-Identifier: GPL-2.0-or-later
+-->
+
+stenc AUTHORS
+=============
+
+The authors of stenc are
+
+* John Coleman <ninthclowd@user.sourceforge.net>
+* Samuel Martinez Jr. <sam_martinez_82@hotmail.com>
+* Jonas Stein <news@jonasstein.de>
+* James Wilson <jmw@jmw.name>
diff --git a/CONTRIBUTING.md b/CONTRIBUTING.md
index 107c5ef..9481dfd 100644
--- a/CONTRIBUTING.md
+++ b/CONTRIBUTING.md
@@ -1,3 +1,9 @@
+<!--
+SPDX-FileCopyrightText: 2022 stenc authors
+
+SPDX-License-Identifier: GPL-2.0-or-later
+-->
+
 The Stenc team is looking forward to your contribution.
 Please prepare a pull request, or send us your `.patch` file
 Leave also a note, how you have tested the code. 
diff --git a/ChangeLog.license b/ChangeLog.license
new file mode 100644
index 0000000..2d3fb6d
--- /dev/null
+++ b/ChangeLog.license
@@ -0,0 +1,3 @@
+SPDX-FileCopyrightText: 2022 stenc authors
+
+SPDX-License-Identifier: GPL-2.0-or-later
diff --git a/INSTALL.license b/INSTALL.license
new file mode 100644
index 0000000..90e309a
--- /dev/null
+++ b/INSTALL.license
@@ -0,0 +1,3 @@
+SPDX-FileCopyrightText: 1994 Free Software Foundation, Inc.
+
+SPDX-License-Identifier: FSFUL
diff --git a/LICENSES/FSFUL.txt b/LICENSES/FSFUL.txt
new file mode 100644
index 0000000..f976e3c
--- /dev/null
+++ b/LICENSES/FSFUL.txt
@@ -0,0 +1,3 @@
+Copyright (C) 1992-1996, 1998-2012 Free Software Foundation, Inc.
+
+This configure script is free software; the Free Software Foundation gives unlimited permission to copy, distribute and modify it.
diff --git a/README.md b/README.md
index ef8f1f5..a8e04a4 100644
--- a/README.md
+++ b/README.md
@@ -1,3 +1,9 @@
+<!--
+SPDX-FileCopyrightText: 2022 stenc authors
+
+SPDX-License-Identifier: GPL-2.0-or-later
+-->
+
 [![Total alerts](https://img.shields.io/lgtm/alerts/g/scsitape/stenc.svg?logo=lgtm&logoWidth=18)](https://lgtm.com/projects/g/scsitape/stenc/alerts/)
 [![Language grade: C/C++](https://img.shields.io/lgtm/grade/cpp/g/scsitape/stenc.svg?logo=lgtm&logoWidth=18)](https://lgtm.com/projects/g/scsitape/stenc/context:cpp)
 [![REUSE status](https://api.reuse.software/badge/github.com/scsitape/stenc/)](https://api.reuse.software/info/github.com/scsitape/stenc/)
diff --git a/man/stenc.rst b/man/stenc.rst
index b093d7f..5ff6156 100644
--- a/man/stenc.rst
+++ b/man/stenc.rst
@@ -1,3 +1,7 @@
+.. SPDX-FileCopyrightText: 2022 stenc authors
+..
+.. SPDX-License-Identifier: GPL-2.0-or-later
+
 =================================
 STENC(1) |General Commands Manual
 =================================
diff --git a/stenc.spec b/stenc.spec
index d65c568..9cd9bfc 100644
--- a/stenc.spec
+++ b/stenc.spec
@@ -1,3 +1,7 @@
+# SPDX-FileCopyrightText: 2022 stenc authors
+#
+# SPDX-License-Identifier: GPL-2.0-or-later
+
 Name:           stenc
 Version:        1.1.1
 Release:        3%{?dist}