diff --git a/xfce4-dev-tools-4.14.0.tar.bz2 b/xfce4-dev-tools-4.14.0.tar.bz2
new file mode 100644
index 0000000..11b93b3
Binary files /dev/null and b/xfce4-dev-tools-4.14.0.tar.bz2 differ
diff --git a/xfce4-dev-tools.spec b/xfce4-dev-tools.spec
index 812e8f8..511c4e9 100644
--- a/xfce4-dev-tools.spec
+++ b/xfce4-dev-tools.spec
@@ -1,61 +1,55 @@
-%global xfceversion 4.16
-
+%global xfceversion 4.14
 Name:           xfce4-dev-tools
-Version:        4.16.0
-Release:        1
+Version:        4.14.0
+Release:        2
 Summary:        Xfce developer tools
-
 License:        GPLv2+
+#Group:          Development/Libraries
 URL:            http://xfce.org/~benny/projects/xfce4-dev-tools/
-#VCS git:git://git.xfce.org/xfce/xfce4-dev-tools
 Source0:        http://archive.xfce.org/src/xfce/xfce4-dev-tools/%{xfceversion}/%{name}-%{version}.tar.bz2
-
+BuildRoot:      %{_tmppath}/%{name}-%{version}-%{release}-root-%(%{__id_u} -n)
+#BuildArch:      noarch
 BuildRequires:  gettext-devel
-BuildRequires:  gtk-doc
-BuildRequires:  libtool
-BuildRequires:  intltool
-BuildRequires:  make
 BuildRequires:  glib2-devel
+BuildRequires:  gtk-doc
+BuildRequires:  intltool
+BuildRequires:  libtool
+BuildRequires:  make
 Requires:       autoconf
 Requires:       automake
+Requires:       intltool
 Requires:       gawk
 Requires:       git
 Requires:       glib2-devel
 Requires:       grep
 Requires:       gtk-doc
-Requires:       intltool
 
 %description
-This package contains common tools required by Xfce developers and people
-that want to build Xfce from SVN.
+xfce4-dev-tools provide an easy way to handle the setup and maintenance of a
+projects build framework. It's required to build Xfce applications from git.
 
 %prep
 %setup -q
 
 %build
 %configure
-%make_build
+make %{?_smp_mflags}
 
 %install
-%make_install
+rm -rf $RPM_BUILD_ROOT
+make install DESTDIR=$RPM_BUILD_ROOT mandir=%{_mandir} INSTALL='install -p'
 
+mkdir $RPM_BUILD_ROOT%{_datadir}/aclocal/
+install -p -m 644 m4macros/xdt*.m4 $RPM_BUILD_ROOT%{_datadir}/aclocal/ 
 
 %files
-%license COPYING
-%doc AUTHORS ChangeLog HACKING NEWS
-%{_bindir}/xfce-build
-%{_bindir}/xfce-do-release
-%{_bindir}/xfce-get-release-notes
-%{_bindir}/xfce-get-translations
-%{_bindir}/xfce-update-news
+%doc AUTHORS COPYING ChangeLog HACKING NEWS README
 %{_bindir}/xdt-autogen
 %{_bindir}/xdt-csource
+%dir %{_datadir}/xfce4/
+%{_datadir}/xfce4/dev-tools/
 %{_datadir}/aclocal/*
-%{_mandir}/man1/xdt-csource.1.gz
 
 %changelog
-* Fri Jun 18 2021 zhanglin <lin.zhang@turbolinux.com.cn> - 4.16.0-1
-- Update to 4.16.0
-
 * Sun Jul 12 2020 Dillon Chen <dillon.chen@turbolinux.com.cn> - 4.14.0-1
 - Init package