diff --git a/qt6-qtquick3d.spec b/qt6-qtquick3d.spec
index d4912c3..a659cce 100644
--- a/qt6-qtquick3d.spec
+++ b/qt6-qtquick3d.spec
@@ -1,7 +1,7 @@
 %define majver %(echo %version | cut -d. -f1-2)
 
 Name:          qt6-qtquick3d
-Version:       6.4.1
+Version:       6.4.2
 Release:       1mamba
 Summary:       Qt6 Quick 3D components
 Group:         System/Libraries
@@ -76,19 +76,26 @@ DESTDIR="%{buildroot}" cmake --install build
 %{_includedir}/qt6/QtQuick3D*/*
 %{_libdir}/libQt6Quick3D*.prl
 %{_libdir}/libQt6Quick3D*.so
+%ifnarch %ix86
 %{_libdir}/libQt6BundledEmbree.a
+%endif
 %{_libdir}/qt6/mkspecs/modules/qt_lib_quick3d*.pri
 %{_libdir}/cmake/Qt6/Find*.cmake
 %dir %{_libdir}/cmake/Qt6Quick3D*
 %{_libdir}/cmake/Qt6Quick3D*/Qt6*.cmake
 %{_libdir}/cmake/Qt6BuildInternals/StandaloneTests/QtQuick3DTestsConfig.cmake
+%ifnarch %ix86
 %{_libdir}/cmake/Qt6BundledEmbree/Qt6BundledEmbree*.cmake
+%endif
 %{_libdir}/cmake/Qt6Qml/QmlPlugins/Qt6*.cmake
 %{_libdir}/cmake/Qt6Qml/Qt6QQuick3DProfilerAdapterFactoryPlugin*.cmake
 %{_libdir}/pkgconfig/Qt6Quick3D*.pc
 %doc README.md
 
 %changelog
+* Sun Jan 08 2023 Automatic Build System <autodist@mambasoft.it> 6.4.2-1mamba
+- automatic version update by autodist
+
 * Tue Nov 22 2022 Automatic Build System <autodist@mambasoft.it> 6.4.1-1mamba
 - automatic version update by autodist