diff --git a/0001-Center-new-windows.patch b/0001-Center-new-windows.patch
index d6e432e..e971c3d 100644
--- a/0001-Center-new-windows.patch
+++ b/0001-Center-new-windows.patch
@@ -9,16 +9,18 @@ left corner.
  src/yelp-application.c | 1 +
  1 file changed, 1 insertion(+)
 
-
 diff --git a/src/yelp-application.c b/src/yelp-application.c
-index b284757..b6ed9d7 100644
+index 2d004c2..e669661 100644
 --- a/src/yelp-application.c
 +++ b/src/yelp-application.c
-@@ -486,6 +486,7 @@ application_uri_resolved (YelpUri             *uri,
+@@ -444,6 +444,7 @@ application_uri_resolved (YelpUri             *uri,
  
          g_settings_get (settings, "geometry", "(ii)", &width, &height);
          window = yelp_window_new (data->app);
-+	gtk_window_set_position (GTK_WINDOW (window), GTK_WIN_POS_CENTER);
++        gtk_window_set_position (GTK_WINDOW (window), GTK_WIN_POS_CENTER);
          gtk_window_set_default_size (GTK_WINDOW (window), width, height);
          g_signal_connect (window, "resized", G_CALLBACK (window_resized), data->app);
          priv->windows = g_slist_prepend (priv->windows, window);
+-- 
+1.7.12.1
+
diff --git a/yelp-3.38.3.tar.xz b/yelp-3.38.3.tar.xz
deleted file mode 100644
index 289226f..0000000
Binary files a/yelp-3.38.3.tar.xz and /dev/null differ
diff --git a/yelp-42.1.tar.xz b/yelp-42.1.tar.xz
new file mode 100644
index 0000000..2ae894c
Binary files /dev/null and b/yelp-42.1.tar.xz differ
diff --git a/yelp.spec b/yelp.spec
index f70cba3..85cf48d 100644
--- a/yelp.spec
+++ b/yelp.spec
@@ -1,19 +1,25 @@
+%global libhandy_version 1.5.0
+
 Name:           yelp
 Epoch:          2
-Version:        3.38.3
+Version:        42.1
 Release:        1
 Summary:        Help browser for the GNOME desktop
 License:        LGPLv2+ and ASL 2.0 and GPLv2+
 URL:            https://wiki.gnome.org/Apps/Yelp
-Source:         https://download.gnome.org/sources/%{name}/3.38/%{name}-%{version}.tar.xz
+Source:         https://download.gnome.org/sources/%{name}/42/%{name}-%{version}.tar.xz
 
 # https://bugzilla.gnome.org/show_bug.cgi?id=687960
 Patch1:         0001-Center-new-windows.patch
 
-BuildRequires:  gcc gtk3-devel xz-devel libxml2-devel libxslt-devel
-BuildRequires:  sqlite-devel webkit2gtk3-devel yelp-xsl-devel
-BuildRequires:  desktop-file-utils bzip2-devel gettext-devel intltool itstool
+BuildRequires:  gcc make bzip2-devel gettext-devel gtk3-devel xz-devel 
+BuildRequires:  libxml2-devel libxslt-devel sqlite-devel yelp-xsl-devel
+BuildRequires:  intltool itstool desktop-file-utils
+BuildRequires:  pkgconfig(webkit2gtk-4.0)
+BuildRequires:  pkgconfig(libhandy-1) >= %{libhandy_version}
+
 Requires:       yelp-xsl
+Requires:       libhandy%{?_isa} >= %{libhandy_version}
 Provides:       %{name}-libs = %{epoch}:%{version}-%{release}
 Obsoletes:      %{name}-libs < %{epoch}:%{version}-%{release}
 
@@ -24,8 +30,6 @@ It can locate documents according to the freedesktop.org help system specificati
 Yelp development has led to the development of various tools, and the Mallard and DocBook transformations live in standalone XSLT module.
 All of these are under the umbrella name Yelp.
 
-
-
 %package        devel
 Summary:        Development files for %{name}
 Requires:       %{name} = %{epoch}:%{version}-%{release}
@@ -33,32 +37,29 @@ Requires:       %{name} = %{epoch}:%{version}-%{release}
 %description    devel
 The %{name}-devel package contains libraries and header files for %{name}.
 
-%package_help
-
 %prep
 %autosetup -n %{name}-%{version} -p1
 
 %build
-%configure
-
-sed -i -e 's/ -shared / -Wl,-O1,--as-needed\0 /g' \
-       -e 's/    if test "$export_dynamic" = yes && test -n "$export_dynamic_flag_spec"; then/      func_append compile_command " -Wl,-O1,--as-needed"\n      func_append finalize_command " -Wl,-O1,--as-needed"\n\0/' libtool
-
-
+%configure --disable-static --with-webkit2gtk-4-0
 %make_build V=1
 
 %install
+
 %make_install
-%delete_la
+%delete_la_and_a
+
+%find_lang %{name}
 
 %check
 desktop-file-validate $RPM_BUILD_ROOT%{_datadir}/applications/yelp.desktop
 
 %ldconfig_scriptlets
 
-%files
-%defattr(-,root,root)
-%doc AUTHORS
+
+
+%files -f %{name}.lang
+%doc AUTHORS NEWS README
 %license COPYING
 %{_bindir}/*
 %{_libdir}/libyelp.so.*
@@ -73,18 +74,13 @@ desktop-file-validate $RPM_BUILD_ROOT%{_datadir}/applications/yelp.desktop
 %{_datadir}/icons/hicolor/symbolic/apps/org.gnome.Yelp-symbolic.svg
 
 %files devel
-%defattr(-,root,root)
 %{_libdir}/libyelp.so
-%{_libdir}/libyelp.a
-%{_libdir}/yelp/web-extensions/libyelpwebextension.a
 %{_includedir}/libyelp
 
-%files help
-%defattr(-,root,root)
-%doc NEWS README
-%{_datadir}/gtk-doc
-
 %changelog
+* Wed Apr 20 2022 dillon chen <dillon.chen@gmail.com> - 2:42.1-1
+- Update to 42.1
+
 * Tue Jun 22 2021 weijin deng <weijin.deng@turbolinux.com.cn> - 2:3.38.3-1
 - Upgrade to 2:3.38.3