diff --git a/README.md b/README.md
index 0d9f5ee..52db7ce 100644
--- a/README.md
+++ b/README.md
@@ -1,2 +1,4 @@
 # jing
 
+Schema validation and conversion based on RELAX NG.
+
diff --git a/jing.sh b/jing.sh
new file mode 100644
index 0000000..9bd32df
--- /dev/null
+++ b/jing.sh
@@ -0,0 +1,2 @@
+#!/bin/sh
+exec /usr/bin/java -jar /usr/share/java/jing/jing.jar "$@"
diff --git a/jing.spec b/jing.spec
new file mode 100644
index 0000000..566a84d
--- /dev/null
+++ b/jing.spec
@@ -0,0 +1,44 @@
+Name:          jing
+Version:       20220510
+Release:       1mamba
+Summary:       Schema validation and conversion based on RELAX NG
+Group:         Development/Tools
+Vendor:        openmamba
+Distribution:  openmamba
+Packager:      Silvan Calarco <silvan.calarco@mambasoft.it>
+URL:           http://www.thaiopensource.com/relaxng/
+Source:        https://github.com/relaxng/jing-trang/releases/download/V%{version}/jing-%{version}.zip
+Source1:       jing.sh
+License:       BSD
+## AUTOBUILDREQ-BEGIN
+## AUTOBUILDREQ-END
+BuildRequires: javapackages
+Requires:      java-runtime
+
+%description
+Schema validation and conversion based on RELAX NG.
+
+%prep
+%setup -q
+
+%build
+
+%install
+[ "%{buildroot}" != / ] && rm -rf "%{buildroot}"
+
+install -D -m644 bin/jing.jar %{buildroot}%{_javadir}/jing/jing.jar
+ln -s jing.jar %{buildroot}%{_javadir}/jing/jing-%{version}.jar
+install -D -m755 %{SOURCE1} %{buildroot}%{_bindir}/jing
+
+%clean
+[ "%{buildroot}" != / ] && rm -rf "%{buildroot}"
+
+%files
+%defattr(-,root,root)
+%{_bindir}/jing
+%{_javadir}/jing/jing-%{version}.jar
+%{_javadir}/jing/jing.jar
+
+%changelog
+* Mon Dec 09 2024 Silvan Calarco <silvan.calarco@mambasoft.it> 20220510-1mamba
+- package created using the webbuild interface