diff --git a/README.md b/README.md
index 3ea1b58..26f5721 100644
--- a/README.md
+++ b/README.md
@@ -1,2 +1,4 @@
 # java-junit
 
+Simple JVM framework to write repeatable tests.
+
diff --git a/java-junit.spec b/java-junit.spec
new file mode 100644
index 0000000..dcd588c
--- /dev/null
+++ b/java-junit.spec
@@ -0,0 +1,46 @@
+Name:          java-junit
+Version:       4.12
+Release:       3mamba
+Summary:       Simple JVM framework to write repeatable tests
+Group:         System/Libraries
+Vendor:        openmamba
+Distribution:  openmamba
+Packager:      Silvan Calarco <silvan.calarco@mambasoft.it>
+URL:           http://junit.org/
+Source:        http://central.maven.org/maven2/junit/junit/%{version}/junit-%{version}.jar
+License:       EPL
+## AUTOBUILDREQ-BEGIN
+## AUTOBUILDREQ-END
+Requires:      java-hamcrest
+Provides:      junit
+BuildRoot:     %{_tmppath}/%{name}-%{version}-root
+
+%description
+Simple JVM framework to write repeatable tests.
+
+%prep
+
+%build
+
+%install
+[ "%{buildroot}" != / ] && rm -rf "%{buildroot}"
+install -D -m 644 %{SOURCE0} %{buildroot}%{_javadir}/junit-%{version}.jar
+ln -s junit-%{version}.jar %{buildroot}%{_javadir}/junit.jar
+
+%clean
+[ "%{buildroot}" != / ] && rm -rf "%{buildroot}"
+
+%files
+%defattr(-,root,root)
+%{_javadir}/junit-%{version}.jar
+%{_javadir}/junit.jar
+
+%changelog
+* Fri Aug 10 2018 Silvan Calarco <silvan.calarco@mambasoft.it> 4.12-3mamba
+- don't obsolete java-junit4x packages
+
+* Wed Aug 08 2018 Silvan Calarco <silvan.calarco@mambasoft.it> 4.12-2mamba
+- provides/obsolete java-junit 43/45/47/48
+
+* Wed Aug 08 2018 Silvan Calarco <silvan.calarco@mambasoft.it> 4.12-1mamba
+- package created using the webbuild interface