diff --git a/xgrav.spec b/xgrav.spec
index cdc73f8..34c2403 100644
--- a/xgrav.spec
+++ b/xgrav.spec
@@ -1,15 +1,16 @@
 Name: xgrav
 Version:  1.2.0
-Release:  22%{?dist}
+Release:  40%{?dist}
 Summary: A simple physics simulation for a large number of particles
 
-Group: Amusements/Games 
-License: GPLv2+
+License: GPL-2.0-or-later
 URL: http://aass.oru.se/~mbl/xgrav/
 Source0: http://www.aass.oru.se/~mbl/xgrav/xgrav-%{version}.tgz
 Source1: xgrav.desktop
 #Created from screenshot of example1.g run.
 Source2: xgrav.png
+BuildRequires: make
+BuildRequires:  gcc
 BuildRequires: desktop-file-utils, SDL-devel, flex, zlib-devel
 Requires: hicolor-icon-theme
 
@@ -56,6 +57,60 @@ install -p -m 644 %{SOURCE2} \
 %{_datadir}/icons/hicolor/32x32/apps/xgrav.png
 
 %changelog
+* Fri Jul 17 2026 Fedora Release Engineering <releng@fedoraproject.org> - 1.2.0-40
+- Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild
+
+* Sat Jan 17 2026 Fedora Release Engineering <releng@fedoraproject.org> - 1.2.0-39
+- Rebuilt for https://fedoraproject.org/wiki/Fedora_44_Mass_Rebuild
+
+* Fri Jul 25 2025 Fedora Release Engineering <releng@fedoraproject.org> - 1.2.0-38
+- Rebuilt for https://fedoraproject.org/wiki/Fedora_43_Mass_Rebuild
+
+* Sun Jan 19 2025 Fedora Release Engineering <releng@fedoraproject.org> - 1.2.0-37
+- Rebuilt for https://fedoraproject.org/wiki/Fedora_42_Mass_Rebuild
+
+* Sat Jul 20 2024 Fedora Release Engineering <releng@fedoraproject.org> - 1.2.0-36
+- Rebuilt for https://fedoraproject.org/wiki/Fedora_41_Mass_Rebuild
+
+* Sat Jan 27 2024 Fedora Release Engineering <releng@fedoraproject.org> - 1.2.0-35
+- Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild
+
+* Sat Jul 22 2023 Fedora Release Engineering <releng@fedoraproject.org> - 1.2.0-34
+- Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild
+
+* Thu Mar 02 2023 Gwyn Ciesla <gwync@protonmail.com> - 1.2.0-33
+- migrated to SPDX license
+
+* Sat Jan 21 2023 Fedora Release Engineering <releng@fedoraproject.org> - 1.2.0-32
+- Rebuilt for https://fedoraproject.org/wiki/Fedora_38_Mass_Rebuild
+
+* Sat Jul 23 2022 Fedora Release Engineering <releng@fedoraproject.org> - 1.2.0-31
+- Rebuilt for https://fedoraproject.org/wiki/Fedora_37_Mass_Rebuild
+
+* Sat Jan 22 2022 Fedora Release Engineering <releng@fedoraproject.org> - 1.2.0-30
+- Rebuilt for https://fedoraproject.org/wiki/Fedora_36_Mass_Rebuild
+
+* Fri Jul 23 2021 Fedora Release Engineering <releng@fedoraproject.org> - 1.2.0-29
+- Rebuilt for https://fedoraproject.org/wiki/Fedora_35_Mass_Rebuild
+
+* Thu Jan 28 2021 Fedora Release Engineering <releng@fedoraproject.org> - 1.2.0-28
+- Rebuilt for https://fedoraproject.org/wiki/Fedora_34_Mass_Rebuild
+
+* Wed Jul 29 2020 Fedora Release Engineering <releng@fedoraproject.org> - 1.2.0-27
+- Rebuilt for https://fedoraproject.org/wiki/Fedora_33_Mass_Rebuild
+
+* Fri Jan 31 2020 Fedora Release Engineering <releng@fedoraproject.org> - 1.2.0-26
+- Rebuilt for https://fedoraproject.org/wiki/Fedora_32_Mass_Rebuild
+
+* Sat Jul 27 2019 Fedora Release Engineering <releng@fedoraproject.org> - 1.2.0-25
+- Rebuilt for https://fedoraproject.org/wiki/Fedora_31_Mass_Rebuild
+
+* Sun Feb 03 2019 Fedora Release Engineering <releng@fedoraproject.org> - 1.2.0-24
+- Rebuilt for https://fedoraproject.org/wiki/Fedora_30_Mass_Rebuild
+
+* Sat Jul 14 2018 Fedora Release Engineering <releng@fedoraproject.org> - 1.2.0-23
+- Rebuilt for https://fedoraproject.org/wiki/Fedora_29_Mass_Rebuild
+
 * Fri Feb 09 2018 Fedora Release Engineering <releng@fedoraproject.org> - 1.2.0-22
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_28_Mass_Rebuild