diff --git a/adwaita-icon-theme.spec b/adwaita-icon-theme.spec
index c44c1ff..fe438fa 100644
--- a/adwaita-icon-theme.spec
+++ b/adwaita-icon-theme.spec
@@ -1,6 +1,6 @@
 %define majver %(echo %version | cut -d. -f1)
 Name:          adwaita-icon-theme
-Version:       44.0
+Version:       45.0
 Release:       1mamba
 Summary:       Adwaita icon theme for the Gnome Desktop Environment
 Group:         Graphical Desktop/Look 'n' feel
@@ -29,12 +29,15 @@ This package contains libraries and header files for developing applications tha
 %setup -q
 
 %build
-%configure
-%make
+%meson
+
+%meson_build
 
 %install
 [ "%{buildroot}" != / ] && rm -rf "%{buildroot}"
-%makeinstall
+%meson_install
+
+rm -f %{buildroot}%{_datadir}/icons/Adwaita/.icon-theme.cache
 
 %clean
 [ "%{buildroot}" != / ] && rm -rf "%{buildroot}"
@@ -48,6 +51,8 @@ gtk-update-icon-cache %{_datadir}/icons/Adwaita >/dev/null 2>&1
 %defattr(-,root,root)
 %dir %{_datadir}/icons/Adwaita
 %{_datadir}/icons/Adwaita/*
+%dir %{_datadir}/licenses/adwaita-icon-theme
+%{_datadir}/licenses/adwaita-icon-theme/*
 %doc AUTHORS COPYING
 
 %files devel
@@ -56,6 +61,9 @@ gtk-update-icon-cache %{_datadir}/icons/Adwaita >/dev/null 2>&1
 %doc NEWS
 
 %changelog
+* Wed Sep 20 2023 Automatic Build System <autodist@mambasoft.it> 45.0-1mamba
+- automatic version update by autodist
+
 * Tue Mar 21 2023 Automatic Build System <autodist@mambasoft.it> 44.0-1mamba
 - automatic version update by autodist