diff --git a/README.md b/README.md
index 2612595..877320d 100644
--- a/README.md
+++ b/README.md
@@ -1,2 +1,4 @@
 # phonesim
 
+Phone Simulator for modem testing.
+
diff --git a/phonesim.spec b/phonesim.spec
new file mode 100644
index 0000000..5e65044
--- /dev/null
+++ b/phonesim.spec
@@ -0,0 +1,48 @@
+Name:          phonesim
+Version:       1.21
+Release:       1mamba
+Summary:       Phone Simulator for modem testing
+Group:         System/Kernel and Hardware
+Vendor:        openmamba
+Distribution:  openmamba
+Packager:      Silvan Calarco <silvan.calarco@mambasoft.it>
+URL:           https://git.kernel.org/pub/scm/network/ofono/phonesim.git
+Source:        https://git.kernel.org/pub/scm/network/ofono/phonesim.git/snapshot/phonesim-%{version}.tar.gz
+License:       GPL
+## AUTOBUILDREQ-BEGIN
+BuildRequires: glibc-devel
+BuildRequires: ldconfig
+BuildRequires: libgcc
+BuildRequires: libqt4-devel
+BuildRequires: libstdc++6-devel
+## AUTOBUILDREQ-END
+BuildRoot:     %{_tmppath}/%{name}-%{version}-root
+
+%description
+Phone Simulator for modem testing.
+
+%debug_package
+
+%prep
+%setup -q
+
+%build
+./bootstrap-configure
+%make
+
+%install
+[ "%{buildroot}" != / ] && rm -rf "%{buildroot}"
+%makeinstall
+
+%clean
+[ "%{buildroot}" != / ] && rm -rf "%{buildroot}"
+
+%files
+%defattr(-,root,root)
+%{_bindir}/phonesim
+%{_datadir}/phonesim/default.xml
+%doc AUTHORS COPYING
+
+%changelog
+* Thu Jul 02 2020 Silvan Calarco <silvan.calarco@mambasoft.it> 1.21-1mamba
+- package created using the webbuild interface