diff --git a/Mars.spec b/Mars.spec
index af4f97b..25d9300 100644
--- a/Mars.spec
+++ b/Mars.spec
@@ -1,22 +1,22 @@
 Name:           Mars
 Version:        4.5
-Release:        33%{?dist}
+Release:        28%{?dist}
 Summary:        An interactive development environment for programming in MIPS assembly language
 
 License:        MIT
-URL:            https://dpetersanderson.github.io/
-Source0:        https://github.com/dpetersanderson/MARS/releases/download/v.4.5.1/Mars4_5.jar
+URL:            http://courses.missouristate.edu/KenVollmar/MARS/
+Source0:        http://courses.missouristate.edu/KenVollmar//mars/MARS_4_5_Aug2014/Mars4_5.jar
 Source1:        Mars
 Source2:        Mars.desktop
 Source3:        build.xml
 BuildArch:      noarch
 ExclusiveArch:  %{java_arches} noarch
 
-BuildRequires:  ant-openjdk25 
-BuildRequires:  java-25-devel
+BuildRequires:  ant
+BuildRequires:  java-devel
 BuildRequires:  desktop-file-utils
 
-Requires:       java-25
+Requires:       java
 
 %description
 MARS is a lightweight interactive development environment (IDE) for
@@ -50,21 +50,6 @@ desktop-file-install                                \
 %doc MARSlicense.txt
 
 %changelog
-* Fri Jan 16 2026 Fedora Release Engineering <releng@fedoraproject.org> - 4.5-33
-- Rebuilt for https://fedoraproject.org/wiki/Fedora_44_Mass_Rebuild
-
-* Mon Jul 28 2025 jiri vanek <jvanek@redhat.com> - 4.5-32
-- Rebuilt for java-25-openjdk as preffered jdk
-
-* Wed Jul 23 2025 Fedora Release Engineering <releng@fedoraproject.org> - 4.5-31
-- Rebuilt for https://fedoraproject.org/wiki/Fedora_43_Mass_Rebuild
-
-* Thu Jan 16 2025 Fedora Release Engineering <releng@fedoraproject.org> - 4.5-30
-- Rebuilt for https://fedoraproject.org/wiki/Fedora_42_Mass_Rebuild
-
-* Wed Jan 01 2025 W. Michael Petullo <mike@flyn.org> - 4.5-29
-- Adjust to Mars moving to GitHub
-
 * Wed Jul 17 2024 Fedora Release Engineering <releng@fedoraproject.org> - 4.5-28
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_41_Mass_Rebuild