diff --git a/nodejs.spec b/nodejs.spec
index cf92aa2..b3bf5df 100644
--- a/nodejs.spec
+++ b/nodejs.spec
@@ -1,6 +1,6 @@
 Name:          nodejs
-Version:       11.15.0
-Release:       1mamba
+Version:       12.9.1
+Release:       2mamba
 Summary:       Evented I/O for V8 JavaScript
 Group:         System/Servers
 Vendor:        openmamba
@@ -11,9 +11,12 @@ Source:        http://nodejs.org/dist/v%{version}/node-v%{version}.tar.gz
 License:       MIT
 ## AUTOBUILDREQ-BEGIN
 BuildRequires: glibc-devel
+BuildRequires: libcares-devel
 BuildRequires: libgcc
+BuildRequires: libicu-devel
 BuildRequires: libopenssl-devel
 BuildRequires: libstdc++6-devel
+BuildRequires: libuv-devel
 BuildRequires: libz-devel
 ## AUTOBUILDREQ-END
 BuildRoot:     %{_tmppath}/%{name}-%{version}-root
@@ -31,10 +34,21 @@ This package contains libraries and header files for developing applications tha
 
 %prep
 %setup -q -n node-v%{version}
+#-D -T
 
 %build
+#:<< _EOF
 ./configure \
-  --prefix=%{_prefix}
+  --prefix=%{_prefix} \
+  --with-intl=system-icu \
+  --shared-openssl \
+  --shared-zlib \
+  --shared-libuv \
+  --experimental-http-parser \
+  --shared-cares
+
+#  --shared-nghttp2
+#  --without-npm \
 
 %make | make
 
@@ -51,23 +65,14 @@ ln -s node %{buildroot}/%{_bindir}/nodejs
 %defattr(-,root,root)
 %{_bindir}/nodejs
 %{_bindir}/node
-#%{_bindir}/node-repl
-#%{_bindir}/node-waf
 %{_bindir}/npm
 %{_bindir}/npx
-#%{_libdir}/dtrace/node.d
-#%dir %{_includedir}/node
-#%{_includedir}/node/*
-#%dir %{_libdir}/node
-#%dir %{_libdir}/node/wafadmin
-#%{_libdir}/node/wafadmin/*
 %dir %{_prefix}/lib/node_modules
 %{_prefix}/lib/node_modules/npm
 %{_datadir}/systemtap/tapset/node.stp
 %{_mandir}/man1/node.1*
 %dir %{_datadir}/doc/node
 %{_datadir}/doc/node/*
-#%{_libdir}/pkgconfig/nodejs.pc
 %doc AUTHORS LICENSE
 
 %files devel
@@ -76,17 +81,23 @@ ln -s node %{buildroot}/%{_bindir}/nodejs
 %{_includedir}/node/*.h
 %{_includedir}/node/common.gypi
 %{_includedir}/node/config.gypi
-%dir %{_includedir}/node/libplatform
-%{_includedir}/node/libplatform/*.h
+%ifarch %{ix86}
 %dir %{_includedir}/node/openssl
-%{_includedir}/node/openssl/*.h
-%dir %{_includedir}/node/openssl/archs
-%{_includedir}/node/openssl/archs/
+%{_includedir}/node/openssl/*
 %dir %{_includedir}/node/uv
 %{_includedir}/node/uv/*
+%endif
+%dir %{_includedir}/node/libplatform
+%{_includedir}/node/libplatform/*.h
 #%doc ChangeLog
 
 %changelog
+* Sat Aug 31 2019 Silvan Calarco <silvan.calarco@mambasoft.it> 12.9.1-2mamba
+- added configure options to use mode system shared librares
+
+* Thu Aug 29 2019 Automatic Build System <autodist@mambasoft.it> 12.9.1-1mamba
+- automatic version update by autodist
+
 * Wed May 08 2019 Automatic Build System <autodist@mambasoft.it> 11.15.0-1mamba
 - automatic version update by autodist