diff --git a/libz.spec b/libz.spec
index 61a2bf0..db9137a 100644
--- a/libz.spec
+++ b/libz.spec
@@ -1,6 +1,6 @@
 Name:          libz
 Version:       1.2.8
-Release:       1mamba
+Release:       2mamba
 Summary:       The zlib compression and decompression library
 Group:         System/Libraries
 Vendor:        openmamba
@@ -114,21 +114,23 @@ ln -sf ../../%{_lib}/libz.so.%{version} %{buildroot}%{_libdir}/libz.so
 cd contrib/minizip
 install -D -m0755 minizip %{buildroot}%{_bindir}/minizip
 install -D -m0755 miniunz %{buildroot}%{_bindir}/miniunz
+install -d -m0755 %{buildroot}%{_includedir}/minizip
+cp *.h %{buildroot}%{_includedir}/minizip/
 cd ../..
 
-%ifarch x86_64_disabled
-make clean
-CC=%{_target_platform}-gcc \
-CFLAGS="%{optflags} -m32" \
-CXXLAGS="%{optflags} -m32" \
-./configure --prefix=%{_prefix} --libdir=%{_prefix}/lib
-%make
-make install-libs DESTDIR=%{buildroot}
-
-install -d %{buildroot}/lib
-mv %{buildroot}%{_prefix}/lib/libz.so.* %{buildroot}/lib
-ln -sf ../../lib/libz.so.%{version} %{buildroot}%{_prefix}/lib/libz.so
-%endif
+#%ifarch x86_64_disabled
+#make clean
+#CC=%{_target_platform}-gcc \
+#CFLAGS="%{optflags} -m32" \
+#CXXLAGS="%{optflags} -m32" \
+#./configure --prefix=%{_prefix} --libdir=%{_prefix}/lib
+#%make
+#make install-libs DESTDIR=%{buildroot}
+#
+#install -d %{buildroot}/lib
+#mv %{buildroot}%{_prefix}/lib/libz.so.* %{buildroot}/lib
+#ln -sf ../../lib/libz.so.%{version} %{buildroot}%{_prefix}/lib/libz.so
+#%endif
 
 %clean
 [ "%{buildroot}" != / ] && rm -rf %{buildroot}
@@ -139,16 +141,16 @@ ln -sf ../../lib/libz.so.%{version} %{buildroot}%{_prefix}/lib/libz.so
 %files
 %defattr(-,root,root)
 /%{_lib}/libz.so.*
-%{_mandir}/man3/zlib.*
 
 %files devel
 %defattr(-,root,root)
+%{_includedir}/*.h
+%dir %{_includedir}/minizip
+%{_includedir}/minizip/*.h
 %{_libdir}/libz.a
 %{_libdir}/libz.so
 %{_libdir}/pkgconfig/zlib.pc
-%{_includedir}/zconf.h
-%{_includedir}/zlib.h
-%{_includedir}/zutil.h
+%{_mandir}/man3/zlib.*
 %doc ChangeLog FAQ README
 
 %files -n minizip
@@ -157,19 +159,22 @@ ln -sf ../../lib/libz.so.%{version} %{buildroot}%{_prefix}/lib/libz.so
 %{_bindir}/miniunz
 %doc contrib/minizip/MiniZip64_info.txt contrib/minizip/MiniZip64_Changes.txt
 
-%ifarch x86_64_disabled
-%files -n lib32-libz
-%defattr(-,root,root)
-/lib/libz.so.*
-
-%files -n lib32-libz-devel
-%defattr(-,root,root)
-%{_prefix}/lib/libz.a
-%{_prefix}/lib/libz.so
-%{_prefix}/lib/pkgconfig/zlib.pc
-%endif
+#%ifarch x86_64_disabled
+#%files -n lib32-libz
+#%defattr(-,root,root)
+#/lib/libz.so.*
+#
+#%files -n lib32-libz-devel
+#%defattr(-,root,root)
+#%{_prefix}/lib/libz.a
+#%{_prefix}/lib/libz.so
+#%{_prefix}/lib/pkgconfig/zlib.pc
+#%endif
 
 %changelog
+* Sun Dec 11 2016 Silvan Calarco <silvan.calarco@mambasoft.it> 1.2.8-2mamba
+- install minizip headers for chromium
+
 * Tue Apr 30 2013 Automatic Build System <autodist@mambasoft.it> 1.2.8-1mamba
 - automatic version update by autodist