diff --git a/package/redhat/smartdns.spec b/package/redhat/smartdns.spec
new file mode 100644
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+++ b/package/redhat/smartdns.spec
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+Name:           smartdns
+Version:        31
+Release:        1%{?dist}
+Summary:        smartdns
+
+License:        GPL 3.0
+URL:            https://github.com/pymumu/smartdns
+Source0:        smartdns-Release31.tar.gz
+
+BuildRequires:  glibc
+Requires:       glibc
+Requires:       systemd
+
+%description
+A local DNS server to obtain the fastest website IP for the best Internet experience.
+
+%prep
+%setup -q -n smartdns-Release31
+
+%build
+cd src
+make %{?_smp_mflags}
+
+%install
+rm -rf $RPM_BUILD_ROOT
+
+%{__install} -D -m 755 src/smartdns $RPM_BUILD_ROOT%{_sbindir}/smartdns
+%{__install} -D -m 644 etc/smartdns/smartdns.conf $RPM_BUILD_ROOT%{_sysconfdir}/smartdns/smartdns.conf
+%{__install} -D -m 644 systemd/smartdns.service.in $RPM_BUILD_ROOT%{_unitdir}/smartdns.service
+
+
+cat > $RPM_BUILD_ROOT%{_unitdir}/smartdns.service <<EOF
+[Unit]
+Description=smartdns
+ConditionFileIsExecutable=/usr/sbin/smartdns
+After=syslog.target network-online.target
+
+[Service]
+Type=simple
+ExecStart=/usr/sbin/smartdns -c /etc/smartdns/smartdns.conf -f
+PIDFile=/run/smartdns.pid
+Restart=on-failure
+KillMode=process
+
+[Install]
+WantedBy=multi-user.target
+EOF
+
+
+%files
+%defattr(-,root,root,-)
+%{_sbindir}/smartdns
+%config(noreplace) %{_sysconfdir}/smartdns/smartdns.conf
+%{_unitdir}/smartdns.service
+
+%post
+%systemd_post %{name}.service
+
+%preun
+%systemd_preun %{name}.service
+
+%postun
+%systemd_postun_with_restart %{name}.service