diff --git a/python-sphinx-tabs.spec b/python-sphinx-tabs.spec
index 01ae1f1..a751957 100644
--- a/python-sphinx-tabs.spec
+++ b/python-sphinx-tabs.spec
@@ -5,6 +5,7 @@ Name:           python-sphinx-tabs
 Version:        3.4.1
 Release:        6%{?dist}
 Summary:        Tabbed views for Sphinx
+# SPDX
 License:        MIT
 URL:            https://github.com/executablebooks/sphinx-tabs
 Source0:        https://github.com/executablebooks/%{pypi_name}/archive/v%{version}/%{pypi_name}-%{version}.tar.gz