diff --git a/README.md b/README.md
index cc43050..83a4fcc 100644
--- a/README.md
+++ b/README.md
@@ -1,2 +1,4 @@
 # python-intervaltree
 
+A mutable, self-balancing interval tree for Python 2 and 3. Queries may be by point, by range overlap, or by range envelopment.
+
diff --git a/python-intervaltree.spec b/python-intervaltree.spec
new file mode 100644
index 0000000..c2bb281
--- /dev/null
+++ b/python-intervaltree.spec
@@ -0,0 +1,56 @@
+Name:          python-intervaltree
+Version:       3.1.0
+Release:       1mamba
+Summary:       A mutable, self-balancing interval tree for Python 2 and 3. Queries may be by point, by range overlap, or by range envelopment
+Group:         System/Libraries
+Vendor:        openmamba
+Distribution:  openmamba
+Packager:      Silvan Calarco <silvan.calarco@mambasoft.it>
+URL:           https://pypi.org/project/intervaltree/
+Source:        https://pypi.debian.net/intervaltree/intervaltree-%{version}.tar.gz
+License:       Apache License 2.0
+## AUTOBUILDREQ-BEGIN
+BuildRequires: python3
+## AUTOBUILDREQ-END
+BuildRequires: libpython-devel
+Requires:      python >= %python_version
+BuildRoot:     %{_tmppath}/%{name}-%{version}-root
+
+%description
+%{summary}.
+
+%if 0%{?with_pyver}
+%define py_requires_append \
+Requires:     python-sortedcontainers%{?pyappend:-%pyappend}
+%pyver_package
+%endif
+
+%prep
+%setup -q -n intervaltree-%{version}
+
+%build
+CFLAGS="%{optflags}" %{__python} setup.py build
+
+%install
+[ "%{buildroot}" != / ] && rm -rf "%{buildroot}"
+%{__python} setup.py install \
+   -O1 --skip-build \
+   --root="%{buildroot}" \
+   --install-headers=%{python_inc} \
+   --install-lib=%{python_sitearch} \
+   --record=%{name}.filelist
+
+sed -i "s,.*/man/.*,&.gz," %{name}.filelist
+
+%files %{?pyappend} -f %{name}.filelist
+%defattr(-,root,root)
+## note: this list is just an example; modify as required
+# %{python_sitearch}/%{name}.py*
+# %{python_sitearch}/%{name}.so
+
+## note: add extra documentation (if any)
+# %doc README.md
+
+%changelog
+* Wed Jan 20 2021 Silvan Calarco <silvan.calarco@mambasoft.it> 3.1.0-1mamba
+- package created using the webbuild interface