diff --git a/libclutter.spec b/libclutter.spec
index b743478..f4ecddf 100644
--- a/libclutter.spec
+++ b/libclutter.spec
@@ -2,59 +2,56 @@
 %define apiver 1.0
 Name:          libclutter
 Version:       1.26.4
-Release:       1mamba
+Release:       2mamba
 Summary:       Open Source software library for creating fast, compelling, portable, and dynamic graphical user interfaces
 Group:         Development/Libraries
 Vendor:        openmamba
 Distribution:  openmamba
 Packager:      Silvan Calarco <silvan.calarco@mambasoft.it>
-URL:           http://www.clutter-project.org/
-Source:        ftp://ftp.gnome.org/pub/gnome/sources/clutter/%{majver}/clutter-%{version}.tar.xz
-# http://bugzilla.openedhand.com/show_bug.cgi?id=2100
+URL:           https://blogs.gnome.org/clutter/
+Source:        https://download.gnome.org/sources/clutter/%{majver}/clutter-%{version}.tar.xz
 Patch0:        Use-a-native-format-for-atlas-textures.patch
 License:       LGPL
 ## AUTOBUILDREQ-BEGIN
 BuildRequires: glibc-devel
-BuildRequires: libGL-devel
 BuildRequires: libX11-devel
-BuildRequires: libXau-devel
 BuildRequires: libXcomposite-devel
 BuildRequires: libXdamage-devel
-BuildRequires: libXdmcp-devel
 BuildRequires: libXext-devel
 BuildRequires: libXfixes-devel
 BuildRequires: libXi-devel
 BuildRequires: libXrandr-devel
-BuildRequires: libXrender-devel
-BuildRequires: libatk-devel
+BuildRequires: libat-spi2-core-devel
+BuildRequires: libbrotli-devel
 BuildRequires: libbzip2-devel
 BuildRequires: libcairo-devel
 BuildRequires: libcogl-devel
 BuildRequires: libdrm-devel
-BuildRequires: libexpat-devel
-BuildRequires: libffi-devel
 BuildRequires: libfontconfig-devel
 BuildRequires: libfreetype-devel
-BuildRequires: libgbm-devel
 BuildRequires: libgdk-pixbuf-devel
 BuildRequires: libglib-devel
+BuildRequires: libglvnd-devel
 BuildRequires: libgraphite2-devel
-BuildRequires: libgtk-devel
+BuildRequires: libgtk3-devel
 BuildRequires: libharfbuzz-devel
+BuildRequires: libinput-devel
 BuildRequires: libjson-glib-devel
+BuildRequires: libmesa-devel
 BuildRequires: libpango-devel
-BuildRequires: libpng-devel
-BuildRequires: libselinux-devel
-BuildRequires: libxcb-devel
+BuildRequires: libpcre-devel
+BuildRequires: libudev-devel
+BuildRequires: libwayland-devel
+BuildRequires: libwayland-egl-devel
+BuildRequires: libxkbcommon-devel
 BuildRequires: libz-devel
 ## AUTOBUILDREQ-END
 BuildRequires: gettext
 BuildRequires: gtk-doc
 BuildRequires: libinput-devel
 Provides:      clutter
-Obsoletes:     clutter
+Obsoletes:     clutter <= 1.26.4-1mamba
 Requires:      gobject-introspection
-BuildRoot:     %{_tmppath}/%{name}-%{version}-root
 
 %description
 Clutter is an open source software library for creating fast, compelling, portable, and dynamic graphical user interfaces. The most obvious example of potential usage is in media center type applications.
@@ -64,34 +61,23 @@ Summary:       Devel package for %{name}
 Group:         Development/Libraries
 Requires:      %{name} = %{?epoch:%epoch:}%{version}-%{release}
 Provides:      clutter-devel
-Obsoletes:     clutter-devel
+Obsoletes:     clutter-devel <= 1.26.4-1mamba
 
 %description devel
 Clutter is an open source software library for creating fast, compelling, portable, and dynamic graphical user interfaces.
-This package contains libraries and header files need for development.
+This package contains libraries and header files needed for development.
 
 %package doc
 Summary:       Documentation for %{name}
 Group:         Documentation
 Requires:      %{name} = %{?epoch:%epoch:}%{version}-%{release}
 Provides:      clutter-doc
-Obsoletes:     clutter-doc
+Obsoletes:     clutter-doc <= 1.26.4-1mamba
 
 %description doc
 Clutter is an open source software library for creating fast, compelling, portable, and dynamic graphical user interfaces.
 This package contains documentation for %{name}.
 
-%package static
-Summary:       Static libraries for %{name}
-Group:         Development/Libraries
-Requires:      %{name}-devel = %{?epoch:%epoch:}%{version}-%{release}
-Provides:      clutter-static
-Obsoletes:     clutter-static
-
-%description static
-Clutter is an open source software library for creating fast, compelling, portable, and dynamic graphical user interfaces.
-This package contains static libraries need for development.
-
 %debug_package
 
 %prep
@@ -153,7 +139,6 @@ This package contains static libraries need for development.
 %{_includedir}/clutter-1.0/clutter/wayland/*.h
 %dir %{_includedir}/clutter-%{apiver}/clutter/x11
 %{_includedir}/clutter-%{apiver}/clutter/x11/*.h
-%{_libdir}/libclutter-%{apiver}.la
 %{_libdir}/libclutter-%{apiver}.so
 %{_libdir}/pkgconfig/clutter-gdk-%{apiver}.pc
 #%{_includedir}/clutter-?.?/cogl/*.h
@@ -178,6 +163,9 @@ This package contains static libraries need for development.
 #%{_datadir}/gtk-doc/html/cogl
 
 %changelog
+* Wed Sep 06 2023 Silvan Calarco <silvan.calarco@mambasoft.it> 1.26.4-2mamba
+- rebuilt to remove .la files
+
 * Wed Mar 11 2020 Automatic Build System <autodist@mambasoft.it> 1.26.4-1mamba
 - automatic version update by autodist