diff --git a/pulseaudio.spec b/pulseaudio.spec
index 2cad1b5..0206125 100644
--- a/pulseaudio.spec
+++ b/pulseaudio.spec
@@ -5,7 +5,7 @@
 %define majver %(echo %{version} | cut -d. -f 1-2)
 Name:          pulseaudio
 Version:       9.0
-Release:       2mamba
+Release:       4mamba
 Summary:       Improved Linux sound server
 Group:         System/Libraries
 Vendor:        openmamba
@@ -88,6 +88,7 @@ BuildRequires: xmltoman
 BuildRequires: libsbc-devel
 BuildConflicts: hal-devel
 Requires:      lib%{name}-core = %{version}-%{release}
+Requires:      libalsa-plugins
 Requires:      rtkit
 Requires:      udev
 Requires(post): /usr/sbin/alternatives
@@ -316,14 +317,14 @@ CFLAGS="%{optflags} -ggdb" \
 	--with-system-group=pulse \
 	--with-access-group=pulse-access \
 	--disable-hal \
-	--disable-static \
+	--enable-static=no \
 	--disable-rpath \
 	--disable-xen \
 %ifarch arm
     --disable-neon-opt
 %endif
 
-%make  LIBTOOL=%{_bindir}/libtool 
+%make LIBTOOL=%{_bindir}/libtool 
 %make -C doxygen
 
 %install
@@ -350,6 +351,10 @@ mkdir -p %{buildroot}%{_datadir}/pixmaps
 install -m 644 %{S:1} %{buildroot}%{_datadir}/pixmaps
 install -m 0644 %{S:3} %{buildroot}%{_sysconfdir}/asound.conf.pulseaudio
 
+rm -f %{buildroot}%{_libdir}/*.{a,la}
+rm -f %{buildroot}%{_libdir}/pulseaudio/*.{a,la}
+rm -f %{buildroot}%{_libdir}/pulse-%{majver}/modules/*.{a,la}
+
 %find_lang %{name}
 
 %clean
@@ -516,11 +521,7 @@ fi
 %config(noreplace) %{_sysconfdir}/pulse/client.conf
 %{_libdir}/libpulse.so.*
 %{_libdir}/libpulse-simple.so.*
-%{_libdir}/pulseaudio/libpulsecommon-%{majver}.a
-%{_libdir}/pulseaudio/libpulsecommon-%{majver}.la
 %{_libdir}/pulseaudio/libpulsecommon-%{majver}.so
-%{_libdir}/pulseaudio/libpulsedsp.a
-%{_libdir}/pulseaudio/libpulsedsp.la
 %{_libdir}/pulseaudio/libpulsedsp.so
 %doc GPL LGPL LICENSE
 
@@ -632,18 +633,24 @@ fi
 %{_mandir}/man1/pasuspender.1*
 %{_mandir}/man1/pax11publish.1*
 
-%files  static
-%defattr(-,root,root)
-%{_libdir}/libpulse.*a
-#%{_libdir}/libpulsecommon-%{version}.*a
-#%{_libdir}/libpulse-browse.*a
-%{_libdir}/libpulse-mainloop-glib.*a
-%{_libdir}/libpulse-simple.*a
-#%{_libdir}/libpulsedsp.a
-%{_libdir}/pulseaudio/libpulsecore-%{majver}.*a
-%{_libdir}/pulse-%{majver}/modules/*.a
+#%files static
+#%defattr(-,root,root)
+#%{_libdir}/libpulse.*a
+##%{_libdir}/libpulsecommon-%{version}.*a
+##%{_libdir}/libpulse-browse.*a
+#%{_libdir}/libpulse-mainloop-glib.a
+#%{_libdir}/libpulse-simple.a
+##%{_libdir}/libpulsedsp.a
+#%{_libdir}/pulseaudio/libpulsecore-%{majver}.a
+#%{_libdir}/pulse-%{majver}/modules/*.a
 
 %changelog
+* Wed Nov 22 2017 Silvan Calarco <silvan.calarco@mambasoft.it> 9.0-4mamba
+- require libalsa-plugins
+
+* Sun Nov 19 2017 Silvan Calarco <silvan.calarco@mambasoft.it> 9.0-3mamba
+- remove .a and .la static files and package
+
 * Wed Nov 15 2017 Silvan Calarco <silvan.calarco@mambasoft.it> 9.0-2mamba
 - assign reserved ids to pulse and pulse-access user and groups