diff --git a/rpm/SOURCES/shadowsocks-server@.service b/rpm/SOURCES/shadowsocks-server@.service
deleted file mode 100644
index 9dd381ff..00000000
--- a/rpm/SOURCES/shadowsocks-server@.service
+++ /dev/null
@@ -1,11 +0,0 @@
-[Unit]
-Description=Shadowsocks Server Service
-After=network.target
-
-[Service]
-Type=simple
-User=nobody
-ExecStart=/usr/bin/ss-server -c /etc/shadowsocks/%i.json
-
-[Install]
-WantedBy=multi-user.target
diff --git a/rpm/SOURCES/shadowsocks@.service b/rpm/SOURCES/shadowsocks@.service
deleted file mode 100644
index ed6e7f45..00000000
--- a/rpm/SOURCES/shadowsocks@.service
+++ /dev/null
@@ -1,11 +0,0 @@
-[Unit]
-Description=Shadowsocks Client Service
-After=network.target
-
-[Service]
-Type=simple
-User=nobody
-ExecStart=/usr/bin/ss-local -c /etc/shadowsocks/%i.json
-
-[Install]
-WantedBy=multi-user.target
diff --git a/rpm/SPECS/shadowsocks-libev.spec b/rpm/SPECS/shadowsocks-libev.spec
index fbb6a442..e793c4e8 100644
--- a/rpm/SPECS/shadowsocks-libev.spec
+++ b/rpm/SPECS/shadowsocks-libev.spec
@@ -1,56 +1,89 @@
-Name:           shadowsocks-libev
-Version:        2.1.4
-Release:        1%{?dist}
-Summary:        A lightweight secured socks5 proxy for embedded devices and low end boxes.
+Name:		shadowsocks-libev
+Version:	2.4.0
+Release:	1%{?dist}
+Summary:	A lightweight and secure socks5 proxy
 
-License:        GPLv3+
-URL:            https://github.com/shadowsocks/shadowsocks-libev
-Source0:        %{name}-%{version}.tar.xz
-Source1:        shadowsocks@.service
-Source2:        shadowsocks-server@.service
+Group:		Applications/Internet
+License:	GPLv3+
+URL:		https://github.com/madeye/%{name}
+Source0:	%{url}/archive/v%{version}.tar.gz
 
+BuildRequires:	openssl-devel
+Requires:	openssl
+
+Conflicts:	python-shadowsocks python3-shadowsocks
+
+AutoReq:	no
 
 %description
-Shadowsocks-libev is a lightweight secured socks5 proxy for embedded devices and low end boxes.
+shadowsocks-libev is a lightweight secured scoks5 proxy for embedded devices and low end boxes.
+
 
 %prep
 %setup -q
 
 
 %build
-%configure
+%configure --enable-shared
 make %{?_smp_mflags}
 
 
 %install
-rm -rf $RPM_BUILD_ROOT
-%make_install
-mkdir -p %{buildroot}/usr/lib/systemd/system
-cp %{SOURCE1} %{SOURCE2} %{buildroot}/usr/lib/systemd/system
+make install DESTDIR=%{buildroot}
+mkdir -p %{buildroot}/etc/shadowsocks-libev
+%if 0%{?rhel} == 6
+mkdir -p %{buildroot}%{_initddir}
+install -m 755 %{_builddir}/%{buildsubdir}/rpm/SOURCES/etc/init.d/shadowsocks-libev %{buildroot}%{_initddir}/shadowsocks-libev
+%else
+mkdir -p %{buildroot}%{_sysconfdir}/default
+install -m 644 %{_builddir}/%{buildsubdir}/debian/shadowsocks-libev.default %{buildroot}%{_sysconfdir}/default/shadowsocks-libev
+install -m 644 %{_builddir}/%{buildsubdir}/debian/shadowsocks-libev.service %{buildroot}%{_unitdir}/shadowsocks-libev.service
+%endif
+install -m 644 %{_builddir}/%{buildsubdir}/debian/config.json %{buildroot}%{_sysconfdir}/shadowsocks-libev/config.json
+
+%if 0%{?rhel} == 6
+%post
+/sbin/chkconfig --add shadowsocks-libev
+%preun
+if [ $1 -eq 0 ]; then
+    /sbin/service shadowsocks-libev stop
+    /sbin/chkconfig --del shadowsocks-libev
+fi
+%else
+Requires(post): systemd
+Requires(preun): systemd
+Requires(postun): systemd
+BuildRequires: systemd
+%post
+%systemd_post shadowsocks-libev.service
+%preun
+%systemd_preun shadowsocks-libev.service
+%postun
+%systemd_postun_with_restart shadowsocks-libev.service
+%endif
 
 
 %files
-%{_bindir}/ss-local
-%{_bindir}/ss-redir
-%{_bindir}/ss-server
-%{_bindir}/ss-tunnel
+%{_bindir}/*
+%{_libdir}/*
+%if 0%{?rhel} == 6
+%{_initddir}/shadowsocks-libev
+%else
+%{_unitdir}/shadowsocks-libev.service
+%config(noreplace) %{_sysconfdir}/default/shadowsocks-libev
+%endif
+%config(noreplace) %{_sysconfdir}/shadowsocks-libev/config.json
 %doc %{_mandir}/*
-%doc /usr/lib/systemd/system/*
-
 
 %package devel
-Summary:        Files for development of applications which will use shadowsocks.
-License:        GPLv3+
-URL:            https://github.com/shadowsocks/shadowsocks-libev
+Summary:    Development files for shadowsocks-libev
+License:    GPLv3+
 
 %description devel
-Shadowsocks-libev is a lightweight secured socks5 proxy for embedded devices and low end boxes.
+Development files for shadowsocks-libev
 
 %files devel
-%{_includedir}/shadowsocks.h
-%{_libdir}/libshadowsocks.a
-%{_libdir}/libshadowsocks.la
-%{_libdir}/pkgconfig/shadowsocks-libev.pc
-
+%{_includedir}/*
 
 %changelog
+
diff --git a/rpm/genrpm.sh b/rpm/genrpm.sh
index a9695477..3bc2ff60 100755
--- a/rpm/genrpm.sh
+++ b/rpm/genrpm.sh
@@ -7,12 +7,12 @@ show_help()
     echo
     echo -e "Options:"
     echo -e "  -h    show this help."
-    echo -e "  -v    with argument version(2.1.4 by default)."
-    echo -e "  -f    with argument format(tar.xz by default) used by git archive."
+    echo -e "  -v    with argument version (2.4.0 by default)."
+    echo -e "  -f    with argument format (tar.xz by default) used by git archive."
     echo
     echo -e "Examples:"
-    echo -e "  to build base on version \`2.1.4' with format \`tar.xz', run:"
-    echo -e "    `basename $0` -f tar.xz -v 2.1.4"
+    echo -e "  to build base on version \`2.4.0' with format \`tar.xz', run:"
+    echo -e "    `basename $0` -f tar.xz -v 2.4.0"
 }
 
 while getopts "hv:f:" opt
@@ -48,7 +48,7 @@ get_att_val()
     fi
 }
 
-get_att_val version "2.1.4"
+get_att_val version "2.4.0"
 get_att_val format "tar.xz"
 
 name="shadowsocks-libev"