diff --git a/baobab-3.38.0.tar.xz b/baobab-3.38.0.tar.xz
deleted file mode 100644
index 95cca13..0000000
Binary files a/baobab-3.38.0.tar.xz and /dev/null differ
diff --git a/baobab-42.0.tar.xz b/baobab-42.0.tar.xz
new file mode 100644
index 0000000..c236a67
Binary files /dev/null and b/baobab-42.0.tar.xz differ
diff --git a/baobab.spec b/baobab.spec
index 5802788..59ccd88 100644
--- a/baobab.spec
+++ b/baobab.spec
@@ -1,22 +1,26 @@
+%global gtk4_version 4.4.0
+%global libadwaita_version 1.0.0
+
+
 Name:           baobab
-Version:        3.38.0
-Release:        2
+Version:        42.0
+Release:        1
 Summary:        Graphical directory tree analyzer
 License:        GPLv2+ and GFDL-1.1-or-later
 URL:            https://wiki.gnome.org/Apps/Baobab
-Source0:        https://download.gnome.org/sources/baobab/3.38/baobab-%{version}.tar.xz
+Source0:        https://download.gnome.org/sources/baobab/42/%{name}-%{version}.tar.xz
 
-BuildRequires:  pkgconfig(gtk+-3.0) >= 3.20 libappstream-glib desktop-file-utils
-BuildRequires:  gettext itstool meson vala
-Requires:       gtk3 >= 3.20
-Obsoletes:      gnome-utils < 1:3.3 gnome-utils-devel < 1:3.3 gnome-utils-libs < 1:3.3
+BuildRequires:  pkgconfig(gtk4) >= %{gtk4_version} pkgconfig(libadwaita-1) >= %{libadwaita_version}
+BuildRequires:  /usr/bin/appstream-util
+BuildRequires:  desktop-file-utils gettext itstool meson vala
+Requires:       gtk4%{?_isa} >= %{libadwaita_version}
+Requires:       libadwaita%{?_isa} >= %{libadwaita_version}
 
 %description
 Baobab can scan specific directories or the entire file system to provide users with a graphical
 tree representation,including the size or percentage of each directory in a branch.It also auto-detects
 in real-time any change made to your home folder as far as any mounted/unmounted device.
 
-
 %package        help
 Summary:        Documentation for baobab
 
@@ -24,7 +28,7 @@ Summary:        Documentation for baobab
 This package provides documentation for baobab.
 
 %prep
-%autosetup -n baobab-%{version} -p1
+%autosetup -n %{name}-%{version} -p1
 
 %build
 %meson
@@ -33,27 +37,30 @@ This package provides documentation for baobab.
 %install
 %meson_install
 
-%find_lang baobab --with-gnome
+%find_lang %{name} --with-gnome
 
 %check
 appstream-util validate-relax --nonet %{buildroot}/%{_datadir}/metainfo/org.gnome.baobab.appdata.xml
 desktop-file-validate %{buildroot}/%{_datadir}/applications/org.gnome.baobab.desktop
 
-
-%files -f baobab.lang
-%doc AUTHORS NEWS README.md COPYING COPYING.docs
+%files -f %{name}.lang
+%doc AUTHORS NEWS README.md
+%license COPYING COPYING.docs
 %{_bindir}/baobab
 %{_datadir}/applications/org.gnome.baobab.desktop
 %{_datadir}/dbus-1/services/org.gnome.baobab.service
-%{_datadir}/metainfo/org.gnome.baobab.appdata.xml
-%{_datadir}/glib-2.0/schemas/org.gnome.baobab.gschema.xml
-%{_datadir}/icons/hicolor/scalable/apps/org.gnome.baobab*.svg
+%{_datadir}/icons/hicolor/*/apps/org.gnome.baobab*.svg
 %{_datadir}/icons/hicolor/symbolic/apps/org.gnome.baobab-symbolic.svg
+%{_datadir}/glib-2.0/schemas/org.gnome.baobab.gschema.xml
+%{_datadir}/metainfo/org.gnome.baobab.appdata.xml
 
 %files help
 %{_mandir}/man1/baobab.1*
 
 %changelog
+* Mon May 30 2022 lin zhang <lin.zhang@turbolinux.com.cn> - 42.0-1
+- Update to 42.0
+
 * Mon Apr 18 2022 lizhuang <zhuang.li@turbolinux.com.cn> - 3.38.0-2
 - Add GFDL Version GFDL-1.1-or-later
 - Add baobab.yaml
@@ -64,4 +71,3 @@ desktop-file-validate %{buildroot}/%{_datadir}/applications/org.gnome.baobab.des
 
 * Wed Dec 11 2019 fengbing <fengbing7@huawei.com> - 3.30.0-2
 - Package init
-