diff --git a/README.md b/README.md
index b51f64d..4e1d3fc 100644
--- a/README.md
+++ b/README.md
@@ -1,2 +1,4 @@
 # tl-expected
 
+Single header implementation of `std::expected` with functional-style extensions.
+
diff --git a/tl-expected.spec b/tl-expected.spec
new file mode 100644
index 0000000..5dcd58a
--- /dev/null
+++ b/tl-expected.spec
@@ -0,0 +1,61 @@
+Name:          tl-expected
+Version:       1.0.0
+Release:       1mamba
+Summary:       Single header implementation of 'std::expected' with functional-style extensions
+Group:         Development/Libraries
+Vendor:        openmamba
+Distribution:  openmamba
+Packager:      Silvan Calarco <silvan.calarco@mambasoft.it>
+URL:           https://github.com/TartanLlama/expected
+Source:        https://github.com/TartanLlama/expected.git/v%{version}/expected-%{version}.tar.bz2
+License:       CC0 1.0 Universal
+## AUTOBUILDREQ-BEGIN
+## AUTOBUILDREQ-END
+BuildRequires: cmake
+Requires:      lib%{name} = %{?epoch:%epoch:}%{version}-%{release}
+BuildRoot:     %{_tmppath}/%{name}-%{version}-root
+
+%description
+Single header implementation of `std::expected` with functional-style extensions.
+
+%package -n lib%{name}
+Group:         System/Libraries
+Summary:       Shared libraries for %{name}
+
+%description -n lib%{name}
+This package contains shared libraries for %{name}.
+
+%package devel
+Group:         Development/Libraries
+Summary:       Development files for %{name}
+
+%description devel
+This package contains header files for developing applications that use %{name}.
+
+#% debug_package
+
+%prep
+%setup -q -n expected-%{version}
+
+%build
+%cmake -d build
+%make
+
+%install
+[ "%{buildroot}" != / ] && rm -rf "%{buildroot}"
+%makeinstall -C build
+
+%clean
+[ "%{buildroot}" != / ] && rm -rf "%{buildroot}"
+
+%files devel
+%defattr(-,root,root)
+%dir %{_includedir}/tl
+%{_includedir}/tl/expected.hpp
+%dir %{_datadir}/cmake/tl-expected
+%{_datadir}/cmake/tl-expected/tl-expected*.cmake
+%doc COPYING
+
+%changelog
+* Thu Dec 24 2020 Silvan Calarco <silvan.calarco@mambasoft.it> 1.0.0-1mamba
+- package created using the webbuild interface