diff --git a/acpitool.spec b/acpitool.spec
index 5a07e17..a4b9c30 100644
--- a/acpitool.spec
+++ b/acpitool.spec
@@ -1,8 +1,9 @@
 Summary: Command line ACPI client
 Name: acpitool
 Version: 0.5.1
-Release: 34%{?dist}
-License: GPLv2+
+Release: 35%{?dist}
+# Automatically converted from old format: GPLv2+ - review is highly recommended.
+License: GPL-2.0-or-later
 URL: https://sourceforge.net/projects/acpitool/
 BuildRequires: gcc-c++
 BuildRequires: make
@@ -51,6 +52,9 @@ make install DESTDIR=$RPM_BUILD_ROOT
 %{_mandir}/man1/acpitool*
 
 %changelog
+* Thu Jul 25 2024 Miroslav Suchý <msuchy@redhat.com> - 0.5.1-35
+- convert license to SPDX
+
 * Wed Jul 17 2024 Fedora Release Engineering <releng@fedoraproject.org> - 0.5.1-34
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_41_Mass_Rebuild