diff --git a/checkdns.spec b/checkdns.spec
index 31bab46..192e773 100644
--- a/checkdns.spec
+++ b/checkdns.spec
@@ -1,17 +1,15 @@
 Name:		checkdns
 Version:	0.5
-Release:	14%{?dist}
+Release:	15%{?dist}
 Summary:	A Domain Name Server analysis and reporting tool
 
-Group:		Applications/Internet
 License:	GPLv2+
 URL:		http://www.enderunix.org/checkdns/
 Source0:	http://www.enderunix.org/checkdns/%{name}-%{version}.tar.gz
 Source1:	checkdns.cron
 Patch0:		checkdns-0.5.config_location.patch
-BuildRoot:	%{_tmppath}/%{name}-%{version}-%{release}-root-%(%{__id_u} -n)
 
-Requires:	httpd, bind
+Requires:	httpd, bind, crontabs
 Requires(pre):	shadow-utils
 
 %description
@@ -39,20 +37,14 @@ export CFLAGS
 make %{?_smp_mflags}
 
 %install
-rm -rf $RPM_BUILD_ROOT
-install -d $RPM_BUILD_ROOT/%{_sbindir}
-install -p checkdns $RPM_BUILD_ROOT/%{_sbindir}
+install -D -p %{name} $RPM_BUILD_ROOT/%{_sbindir}/%{name}
 install -d $RPM_BUILD_ROOT/%{_sysconfdir}
 sed -e '/html_output_dir/s@usr/local/apache/htdocs@var/www/html@' -e '/lang_file/s@local/@@' checkdns.conf-dist > $RPM_BUILD_ROOT/%{_sysconfdir}/checkdns.conf
-install -d $RPM_BUILD_ROOT/%{_sysconfdir}/cron.d
-install -p -m 0644 %{SOURCE1} $RPM_BUILD_ROOT/%{_sysconfdir}/cron.d/%{name}
-install -d $RPM_BUILD_ROOT/%{_localstatedir}/www/html/%{name}
-install -p -m 0644 checkdns.css $RPM_BUILD_ROOT/%{_localstatedir}/www/html/%{name}
+install -D -p -m 0640 %{SOURCE1} $RPM_BUILD_ROOT/%{_sysconfdir}/cron.d/%{name}
+install -D -p -m 0644 %{name}.css $RPM_BUILD_ROOT/%{_localstatedir}/www/html/%{name}/%{name}.css
 install -d $RPM_BUILD_ROOT/%{_datadir}/%{name}
 cp -rp lang $RPM_BUILD_ROOT/%{_datadir}/%{name}
 
-%clean
-rm -rf $RPM_BUILD_ROOT
 
 %pre
 getent passwd checkdns >/dev/null || useradd -d \
@@ -60,7 +52,6 @@ getent passwd checkdns >/dev/null || useradd -d \
 :
 
 %files
-%defattr(-,root,root,-)
 %doc AUTHORS ChangeLog COPYING INSTALL LICENSE README THANKS TODO
 %config(noreplace) %{_sysconfdir}/checkdns.conf
 %config(noreplace) %{_sysconfdir}/cron.d/%{name}
@@ -70,6 +61,13 @@ getent passwd checkdns >/dev/null || useradd -d \
 %config(noreplace) %{_localstatedir}/www/html/%{name}/checkdns.css
 
 %changelog
+* Tue Feb 25 2014 Matthieu Saulnier <fantom@fedoraproject.org> - 0.5-15
+- Add requirement on crontabs (Fix RHBZ #947058)
+- Fix modes of cron job file in %%install section
+- Remove obsoletes tags in spec file
+- Remove %%clean section in spec file
+- Cleanup %%install section in spec file
+
 * Sat Aug 03 2013 Fedora Release Engineering <rel-eng@lists.fedoraproject.org> - 0.5-14
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_20_Mass_Rebuild