diff --git a/kauth.spec b/kauth.spec
index 34f0956..28e3673 100644
--- a/kauth.spec
+++ b/kauth.spec
@@ -1,7 +1,8 @@
 %define majver %(echo %version | cut -d. -f1-2)
+
 Name:          kauth
 Version:       5.9.0
-Release:       1mamba
+Release:       2mamba
 Summary:       Execute actions as privileged user
 Group:         System/Libraries
 Vendor:        openmamba
@@ -18,6 +19,14 @@ BuildRequires: libqt5-devel
 BuildRequires: libstdc++6-devel
 ## AUTOBUILDREQ-END
 BuildRequires: cmake
+BuildRequires: extra-cmake-modules
+BuildRequires: rpm-macros-kde5
+BuildRequires: libQt5Core
+BuildRequires: libQt5Gui
+BuildRequires: libQt5Widgets
+BuildRequires: libQt5DBus
+BuildRequires: libkcoreaddons-devel
+BuildRequires: libpolkit-qt5-1-devel
 BuildRoot:     %{_tmppath}/%{name}-%{version}-root
 
 %description
@@ -44,14 +53,15 @@ This package contains libraries and header files for developing applications tha
 %setup -q
 
 %build
-%cmake -d build
+%cmake_kde5 -d build \
+   -DLIBEXEC_INSTALL_DIR=%{_kde5_libexecdir}
 %make
 
 %install
 [ "%{buildroot}" != / ] && rm -rf "%{buildroot}"
 %makeinstall -C build
 
-#%find_lang kauth5-qt
+%find_lang kauth5-qt --with-qt --all-name || touch kcodecs5_qt.lang
 
 %clean
 [ "%{buildroot}" != / ] && rm -rf "%{buildroot}"
@@ -59,32 +69,30 @@ This package contains libraries and header files for developing applications tha
 %post -n lib%{name} -p /sbin/ldconfig
 %postun -n lib%{name} -p /sbin/ldconfig
 
-%files -n lib%{name}
+%files -n lib%{name} -f kauth5-qt.lang
 %defattr(-,root,root)
-%{_sysconfdir}/dbus-1/system.d/org.kde.kf5auth.conf
-%{_libdir}/libKF5Auth.so.*
-%dir %{_libdir}/plugins/kauth
-%dir %{_libdir}/plugins/kauth/helper
-%{_libdir}/plugins/kauth/helper/kauth_helper_plugin.so
-%{_libdir}/plugins/kauth/backend/kauth_backend_plugin.so
-%{_libdir}/libexec/kauth/kauth-policy-gen
-%{_datadir}/locale/*/LC_MESSAGES/kauth5_qt.qm
+%{_kde5_libdir}/libKF5Auth.so.*
+%{_kde5_qtplugindir}/kauth
+%{_kde5_libexecdir}/kauth/kauth-policy-gen
+%{_kde5_sysconfdir}/dbus-1/system.d/org.kde.kf5auth.conf
 %doc COPYING.LIB
 
 %files -n lib%{name}-devel
 %defattr(-,root,root)
-%{_includedir}/KF5/kauth_version.h
-%dir %{_includedir}/KF5/KAuth
-%{_includedir}/KF5/KAuth/*
-%dir %{_libdir}/cmake/KF5Auth
-%{_libdir}/cmake/KF5Auth/KF5Auth*.cmake
-%{_libdir}/libKF5Auth.so
-/usr/mkspecs/modules/qt_KAuth.pri
-%{_datadir}/kf5/kauth/dbus_policy.stub
-%{_datadir}/kf5/kauth/dbus_service.stub
+%{_kde5_includedir}/kauth_version.h
+%{_kde5_includedir}/KAuth
+%{_kde5_libdir}/cmake/KF5Auth
+%{_kde5_libdir}/libKF5Auth.so
+%{_kde5_mkspecsdir}/qt_KAuth.pri
+%{_kde5_datadir}/kf5/kauth/dbus_policy.stub
+%{_kde5_datadir}/kf5/kauth/dbus_service.stub
 %doc README.md
 
 %changelog
+* Sat Apr 25 2015 Davide Madrisan <davide.madrisan@gmail.com> 5.9.0-2mamba
+- standardize the specfile
+- add some missing build requirements
+
 * Wed Apr 15 2015 Automatic Build System <autodist@mambasoft.it> 5.9.0-1mamba
 - automatic version update by autodist