diff --git a/README.md b/README.md
index c8d5107..e57ee55 100644
--- a/README.md
+++ b/README.md
@@ -1,2 +1,4 @@
 # qt5-qtx11extras
 
+Qt5 X11 extras components.
+
diff --git a/qt5-qtx11extras.spec b/qt5-qtx11extras.spec
new file mode 100644
index 0000000..d74505e
--- /dev/null
+++ b/qt5-qtx11extras.spec
@@ -0,0 +1,84 @@
+%define majver %(echo %version | cut -d. -f1-2)
+
+Name:          qt5-qtx11extras
+Version:       5.15.2
+Release:       2mamba
+Summary:       Qt5 X11 extras components
+Group:         System/Libraries
+Vendor:        openmamba
+Distribution:  openmamba
+Packager:      Silvan Calarco <silvan.calarco@mambasoft.it>
+URL:           https://www.qt.io/
+Source:        https://download.qt.io/official_releases/qt/%{majver}/%{version}/submodules/qtx11extras-everywhere-src-%{version}.tar.xz
+License:       GPL
+## AUTOBUILDREQ-BEGIN
+BuildRequires: glibc-devel
+BuildRequires: libgcc
+BuildRequires: libglvnd-devel
+BuildRequires: libstdc++6-devel
+BuildRequires: qt5-qtbase-devel
+## AUTOBUILDREQ-END
+
+%description
+Qt5 X11 extras components.
+
+%package -n libQt5X11Extras
+Group:         System/Libraries
+Summary:       Shared libraries for %{name}
+
+%description -n libQt5X11Extras
+This package contains shared libraries for %{name}.
+
+%package -n libQt5X11Extras-devel
+Group:         Development/Libraries
+Summary:       Development files for %{name}
+Requires:      libQt5X11Extras = %{?epoch:%epoch:}%{version}-%{release}
+Requires:      pkg-config
+
+%description -n libQt5X11Extras-devel
+This package contains libraries and header files for developing applications that use %{name}.
+
+%debug_package
+
+%prep
+%setup -q -n qtx11extras-everywhere-src-%{version}
+
+%build
+%_qt5_qmake
+
+%make
+
+%install
+[ "%{buildroot}" != / ] && rm -rf "%{buildroot}"
+%makeinstall INSTALL_ROOT=%{buildroot} STRIP=/bin/true
+
+%clean
+[ "%{buildroot}" != / ] && rm -rf "%{buildroot}"
+
+%post -n libQt5X11Extras -p /sbin/ldconfig
+%postun -n libQt5X11Extras -p /sbin/ldconfig
+
+%files -n libQt5X11Extras
+%defattr(-,root,root)
+%{_libdir}/libQt5X11Extras.so.*
+%doc LICENSE.*
+
+%files -n libQt5X11Extras-devel
+%defattr(-,root,root)
+%dir %{_includedir}/qt5/QtX11Extras
+%{_includedir}/qt5/QtX11Extras/*
+%{_libdir}/libQt5X11Extras.la
+%{_libdir}/libQt5X11Extras.prl
+%{_libdir}/libQt5X11Extras.so
+%{_libdir}/qt5/mkspecs/modules/qt_lib_x11extras.pri
+%{_libdir}/qt5/mkspecs/modules/qt_lib_x11extras_private.pri
+%dir %{_libdir}/cmake/Qt5X11Extras
+%{_libdir}/cmake/Qt5X11Extras/Qt5X11Extras*.cmake
+%{_libdir}/pkgconfig/Qt5X11Extras.pc
+
+%changelog
+* Fri Nov 05 2021 Silvan Calarco <silvan.calarco@mambasoft.it> 5.15.2-2mamba
+- bump release to allow updating monolithic release
+
+* Fri Nov 05 2021 Silvan Calarco <silvan.calarco@mambasoft.it> 5.15.2-1mamba
+- package created using the webbuild interface