diff --git a/README.md b/README.md
index d899c54..126c91a 100644
--- a/README.md
+++ b/README.md
@@ -1,2 +1,4 @@
 # benchmark
 
+A microbenchmark support library.
+
diff --git a/benchmark.spec b/benchmark.spec
new file mode 100644
index 0000000..bdfe7ef
--- /dev/null
+++ b/benchmark.spec
@@ -0,0 +1,86 @@
+Name:          benchmark
+Version:       1.8.3
+Release:       1mamba
+Summary:       A microbenchmark support library
+Group:         Development/Tools
+Vendor:        openmamba
+Distribution:  openmamba
+Packager:      Silvan Calarco <silvan.calarco@mambasoft.it>
+URL:           https://github.com/google/benchmark
+Source:        https://github.com/google/benchmark.git/v%{version}/benchmark-%{version}.tar.bz2
+License:       Apache License 2.0
+## AUTOBUILDREQ-BEGIN
+BuildRequires: glibc-devel
+BuildRequires: libgcc
+BuildRequires: libstdc++6-devel
+## AUTOBUILDREQ-END
+BuildRequires: cmake
+Requires:      lib%{name} = %{?epoch:%epoch:}%{version}-%{release}
+
+%description
+A microbenchmark support library.
+
+%package -n lib%{name}
+Group:         System/Libraries
+Summary:       A microbenchmark support library
+
+%description -n lib%{name}
+A microbenchmark support library.
+This package contains shared libraries for %{name}.
+
+%package -n lib%{name}-devel
+Group:         Development/Libraries
+Summary:       Development files for %{name}
+Requires:      lib%{name} = %{?epoch:%epoch:}%{version}-%{release}
+
+%description -n lib%{name}-devel
+This package contains libraries and header files for developing applications that use %{name}.
+
+%debug_package
+
+%prep
+%setup -q
+
+%build
+%cmake \
+    -DBUILD_SHARED_LIBS=ON \
+    -DBENCHMARK_ENABLE_LTO=ON \
+    -DBENCHMARK_ENABLE_GTEST_TESTS=OFF
+
+%cmake_build
+
+%install
+[ "%{buildroot}" != / ] && rm -rf "%{buildroot}"
+%cmake_install
+
+%clean
+[ "%{buildroot}" != / ] && rm -rf "%{buildroot}"
+
+%post -n lib%{name} -p /sbin/ldconfig
+%postun -n lib%{name} -p /sbin/ldconfig
+
+%files
+%defattr(-,root,root)
+
+%files -n lib%{name}
+%defattr(-,root,root)
+%{_libdir}/libbenchmark.so.*
+%{_libdir}/libbenchmark_main.so.*
+%doc AUTHORS LICENSE
+
+%files -n lib%{name}-devel
+%defattr(-,root,root)
+%dir %{_includedir}/benchmark
+%{_includedir}/benchmark/*
+%{_libdir}/libbenchmark.so
+%{_libdir}/libbenchmark_main.so
+%dir %{_libdir}/cmake/benchmark
+%{_libdir}/cmake/benchmark/benchmark*.cmake
+%{_libdir}/pkgconfig/benchmark.pc
+%dir %{_docdir}/benchmark
+%{_docdir}/benchmark/*
+%doc README.md
+
+%changelog
+* Sun Mar 10 2024 Silvan Calarco <silvan.calarco@mambasoft.it> 1.8.3-1mamba
+- package created using the webbuild interface