diff --git a/devhelp-3.38.1.tar.xz b/devhelp-3.38.1.tar.xz
deleted file mode 100644
index f12c8df..0000000
Binary files a/devhelp-3.38.1.tar.xz and /dev/null differ
diff --git a/devhelp-41.2.tar.xz b/devhelp-41.2.tar.xz
new file mode 100644
index 0000000..064c8fc
Binary files /dev/null and b/devhelp-41.2.tar.xz differ
diff --git a/devhelp.spec b/devhelp.spec
index fb44621..87053fb 100644
--- a/devhelp.spec
+++ b/devhelp.spec
@@ -1,16 +1,15 @@
 Name:              devhelp
 Epoch:             1
-Version:           3.38.1
-Release:           5
+Version:           41.2
+Release:           1
 Summary:           GTK API documentation browser
-
-License:           GPLv2+
+License:           GPLv3+
 URL:               https://wiki.gnome.org/Apps/Devhelp
-Source0:           https://download.gnome.org/sources/%{name}/3.38/%{name}-%{version}.tar.xz
+Source0:           https://download.gnome.org/sources/%{name}/41/%{name}-%{version}.tar.xz
 
 BuildRequires:     chrpath desktop-file-utils gettext gobject-introspection-devel gtk-doc itstool meson
 BuildRequires:     pkgconfig(amtk-5) pkgconfig(gsettings-desktop-schemas) pkgconfig(gtk+-3.0) pkgconfig(webkit2gtk-4.0)
-BuildRequires:     libappstream-glib
+BuildRequires:     libappstream-glib gi-docgen
 Provides:          %{name}-libs = %{epoch}:%{version}-%{release}
 Obsoletes:         %{name}-libs <= %{epoch}:%{version}-%{release}
 %ifarch x86_64
@@ -32,7 +31,7 @@ for embedding devhelp into other applications.
 %package_help
 
 %prep
-%autosetup -p1 
+%autosetup -p1
 
 %build
 %meson -Dgtk_doc=true -Dplugin_gedit=true
@@ -44,22 +43,25 @@ for embedding devhelp into other applications.
 install -d $RPM_BUILD_ROOT%{_datadir}/devhelp/books
 
 chrpath --delete $RPM_BUILD_ROOT%{_bindir}/devhelp
-
 rm -rf ${RPM_BUILD_ROOT}%{_libdir}/gedit/plugins/__pycache__
 
 %find_lang devhelp --with-gnome
 
+%check
+appstream-util validate-relax --nonet $RPM_BUILD_ROOT%{_datadir}/metainfo/org.gnome.Devhelp*.appdata.xml
+desktop-file-validate $RPM_BUILD_ROOT%{_datadir}/applications/org.gnome.Devhelp*.desktop
+
 %files -f devhelp.lang
-%doc AUTHORS NEWS README.md
+%doc NEWS README.md
 %license LICENSES/*
 %{_bindir}/devhelp
 %{_datadir}/devhelp
-%{_datadir}/applications/org.gnome.Devhelp.desktop
-%{_datadir}/dbus-1/services/org.gnome.Devhelp.service
+%{_datadir}/applications/org.gnome.Devhelp*.desktop
+%{_datadir}/dbus-1/services/org.gnome.Devhelp*.service
 %{_datadir}/glib-2.0/schemas/org.gnome.devhelp.gschema.xml
-%{_datadir}/icons/hicolor/scalable/apps/org.gnome.Devhelp.svg
-%{_datadir}/icons/hicolor/symbolic/apps/org.gnome.Devhelp-symbolic.svg
-%{_datadir}/metainfo/org.gnome.Devhelp.appdata.xml
+%{_datadir}/icons/hicolor/scalable/apps/org.gnome.Devhelp*.svg
+%{_datadir}/icons/hicolor/symbolic/apps/org.gnome.Devhelp*-symbolic.svg
+%{_datadir}/metainfo/org.gnome.Devhelp*.appdata.xml
 %dir %{_libdir}/gedit
 %dir %{_libdir}/gedit/plugins
 %{_libdir}/gedit/plugins/devhelp.*
@@ -74,10 +76,13 @@ rm -rf ${RPM_BUILD_ROOT}%{_libdir}/gedit/plugins/__pycache__
 %{_datadir}/gir-1.0/Devhelp-3.0.gir
 
 %files help 
-%{_datadir}/gtk-doc/*
+%{_datadir}/doc/*
 %{_mandir}/man1/devhelp.1*
 
 %changelog
+* Tue Apr 26 2022 dillon chen <dillon.chen@gmail.com> - 1:41.2-1
+- Update to 41.2
+
 * Tue Mar 1 2022 weijin deng <weijin.deng@turbolinux.com.cn> - 1:3.38.1-5
 - Fix error provides of aarch64.