diff --git a/debconf.spec b/debconf.spec
index 017aedc..deb2f09 100644
--- a/debconf.spec
+++ b/debconf.spec
@@ -22,30 +22,17 @@ BuildRequires:  perl-Gtk3
 BuildRequires:  debhelper >= 7.0.50
 BuildRequires:  po-debconf
 
-
 Requires:       perl(:MODULE_COMPAT_%(eval "`%{__perl} -V:version`"; echo $version))
+# to test frontends : dpkg-reconfigure --frontend=kde tzdata
+Requires:       perl-Text-Iconv
+Obsoletes:      debconf-kde < 1.5.69-5
+Obsoletes:      debconf-gnome < 1.5.69-5
 
 %description
 Debconf is a configuration management system for Debian
 packages. Packages use Debconf to ask questions when
 they are installed.
 
-%package gnome
-Summary:       GNOME frontend for debconf
-Requires:      %{name} = %{version}-%{release}
-Requires:      perl(:MODULE_COMPAT_%(eval "`perl -V:version`"; echo $version))
-
-%description gnome
-This package contains the GNOME frontend for debconf.
-
-%package kde
-Summary:       KDE frontend for debconf
-Requires:      %{name} = %{version}-%{release}
-Requires:      perl(:MODULE_COMPAT_%(eval "`perl -V:version`"; echo $version))
-
-%description kde
-This package contains the KDE frontend for debconf.
-
 %package doc
 Summary:        Debconf documentation
 Requires:       %{name} = %{version}-%{release}
@@ -211,17 +198,8 @@ done
 %{_mandir}/man8/dpkg-reconfigure.8*
 %{_datadir}/pixmaps/debian-logo.png
 %{_var}/cache/%{name}
-%exclude %{perl_vendorlib}/Debconf/Element/Gnome*
-%exclude %{perl_vendorlib}/Debconf/FrontEnd/Gnome*
-%exclude %{perl_vendorlib}/Debconf/FrontEnd/Kde*
-
-
-%files gnome
 %{perl_vendorlib}/Debconf/Element/Gnome*
 %{perl_vendorlib}/Debconf/FrontEnd/Gnome*
-
-
-%files kde
 %{perl_vendorlib}/Debconf/FrontEnd/Kde*
 
 
@@ -260,6 +238,9 @@ done
 %{python3_sitelib}/__pycache__/debconf.*
 
 %changelog
+* Tue May 28 2019 Sérgio Basto <sergio@serjux.com>
+- Obsoletes debconf-kde and debconf-gnome sub-packages
+
 * Mon May 27 2019 Petr Pisar <ppisar@redhat.com> - 1.5.69-4
 - Remove an unused build dependency on perl-Qt-devel (bug #1676813)
 - Require Perl ABI by all packages that install module into standard paths