diff --git a/miniupnpc.spec b/miniupnpc.spec
index 07ec19f..2786ce9 100644
--- a/miniupnpc.spec
+++ b/miniupnpc.spec
@@ -1,6 +1,6 @@
 Name:          miniupnpc
-Version:       1.9.20150430
-Release:       1mamba
+Version:       2.1
+Release:       2mamba
 Summary:       The MiniUPnP client library is useful whenever an application needs to listen for incoming connections
 Group:         System/Libraries
 Vendor:        openmamba
@@ -13,18 +13,30 @@ License:       GPL
 ## AUTOBUILDREQ-BEGIN
 BuildRequires: glibc-devel
 ## AUTOBUILDREQ-END
+Requires:      lib%{name} = %{?epoch:%epoch:}%{version}-%{release}
 BuildRoot:     %{_tmppath}/%{name}-%{version}-root
 
 %description
 The MiniUPnP client library is useful whenever an application needs to listen for incoming connections
 
-%package devel
-Group:         Development/Libraries
-Summary:       Static libraries and headers for %{name}
+%package -n lib%{name}
+Group:         System/Libraries
+Summary:       The MiniUPnP client library is useful whenever an application needs to listen for incoming connections
 Requires:      %{name} = %{?epoch:%epoch:}%{version}-%{release}
 
-%description devel
-This package contains static libraries and header files need for development.
+%description -n lib%{name}
+The MiniUPnP client library is useful whenever an application needs to listen for incoming connections
+This package contains the %{name} shared library.
+
+%package -n lib%{name}-devel
+Group:         Development/Libraries
+Summary:       Static libraries and headers for %{name}
+Requires:      lib%{name} = %{?epoch:%epoch:}%{version}-%{release}
+Provides:      %{name}-devel
+Obsoletes:     %{name}-devel
+
+%description -n lib%{name}-devel
+This package contains static libraries and header files needed for development.
 
 %prep
 %setup -q
@@ -41,26 +53,67 @@ This package contains static libraries and header files need for development.
 %clean
 [ "%{buildroot}" != / ] && rm -rf "%{buildroot}"
 
-%post -p /sbin/ldconfig
-%postun -p /sbin/ldconfig
+%post -n lib%{name}
+/sbin/ldconfig
+:
 
+%postun -n lib%{name}
+/sbin/ldconfig
+:
 
 %files
 %defattr(-,root,root)
 %{_bindir}/external-ip
 %{_bindir}/upnpc
+
+%files -n lib%{name}
+%defattr(-,root,root)
 %{_libdir}/libminiupnpc.so.*
 %doc LICENSE
 
-%files devel
+%files -n lib%{name}-devel
 %defattr(-,root,root)
 %dir %{_includedir}/miniupnpc
 %{_includedir}/miniupnpc/*.h
 %{_libdir}/libminiupnpc.a
 %{_libdir}/libminiupnpc.so
-%{_mandir}/man3/miniupnpc.3.gz
+%{_mandir}/man3/miniupnpc.3*
+%{_libdir}/pkgconfig/miniupnpc.pc
 
 %changelog
+* Wed Aug 29 2018 Silvan Calarco <silvan.calarco@mambasoft.it> 2.1-2mamba
+- added library subpackage
+
+* Wed May 09 2018 Automatic Build System <autodist@mambasoft.it> 2.1-1mamba
+- automatic version update by autodist
+
+* Thu Apr 19 2018 Automatic Build System <autodist@mambasoft.it> 2.0.20180410-1mamba
+- automatic version update by autodist
+
+* Thu Apr 12 2018 Automatic Build System <autodist@mambasoft.it> 2.0.20180406-1mamba
+- automatic version update by autodist
+
+* Sat Mar 24 2018 Automatic Build System <autodist@mambasoft.it> 2.0.20180222-1mamba
+- automatic version update by autodist
+
+* Wed Dec 20 2017 Automatic Build System <autodist@mambasoft.it> 2.0.20171212-1mamba
+- automatic update by autodist
+
+* Sat Nov 18 2017 Automatic Build System <autodist@mambasoft.it> 2.0.20171102-1mamba
+- automatic update by autodist
+
+* Mon Aug 07 2017 Automatic Build System <autodist@mambasoft.it> 2.0.20170509-1mamba
+- automatic version update by autodist
+
+* Sat Aug 06 2016 Automatic Build System <autodist@mambasoft.it> 2.0-1mamba
+- automatic version update by autodist
+
+* Tue Jan 26 2016 Automatic Build System <autodist@mambasoft.it> 1.9.20151026-1mamba
+- automatic version update by autodist
+
+* Wed Jun 10 2015 Automatic Build System <autodist@mambasoft.it> 1.9.20150609-1mamba
+- automatic update by autodist
+
 * Thu May 07 2015 Automatic Build System <autodist@mambasoft.it> 1.9.20150430-1mamba
 - automatic update by autodist