diff --git a/README.md b/README.md
index c0b0c73..8b1e645 100644
--- a/README.md
+++ b/README.md
@@ -1,7 +1,5 @@
 # kcodecs
 
-KCodecs provide a collection of methods to manipulate strings using various encodings. It supports:
-* base64
-* uu
-* quoted-printable
+KCodecs provide a collection of methods to manipulate strings using various encodings.
+It supports base64, uu, and quoted-printable.
 
diff --git a/kcodecs.spec b/kcodecs.spec
index a7ac58f..fc32573 100644
--- a/kcodecs.spec
+++ b/kcodecs.spec
@@ -1,7 +1,8 @@
 %define majver %(echo %version | cut -d. -f1-2)
+
 Name:          kcodecs
 Version:       5.9.0
-Release:       3mamba
+Release:       4mamba
 Summary:       A collection of methods to manipulate strings using various encodings
 Group:         System/Libraries
 Vendor:        openmamba
@@ -9,7 +10,7 @@ Distribution:  openmamba
 Packager:      Silvan Calarco <silvan.calarco@mambasoft.it>
 URL:           GPL
 Source:        http://download.kde.org/stable/frameworks/%{majver}/kcodecs-%{version}.tar.xz
-License:       GPL
+License:       GPL, LGPL
 ## AUTOBUILDREQ-BEGIN
 BuildRequires: glibc-devel
 BuildRequires: libgcc
@@ -17,13 +18,14 @@ BuildRequires: libqt5-devel
 BuildRequires: libstdc++6-devel
 ## AUTOBUILDREQ-END
 BuildRequires: cmake
+BuildRequires: extra-cmake-modules
+BuildRequires: rpm-macros-kde5
+BuildRequires: libQt5Core
 BuildRoot:     %{_tmppath}/%{name}-%{version}-root
 
 %description
-KCodecs provide a collection of methods to manipulate strings using various encodings. It supports:
-* base64
-* uu
-* quoted-printable
+KCodecs provide a collection of methods to manipulate strings using various encodings.
+It supports base64, uu, and quoted-printable.
 
 %package -n lib%{name}
 Group:         System/Libraries
@@ -46,19 +48,14 @@ This package contains libraries and header files for developing applications tha
 %setup -q
 
 %build
-%cmake -d build \
-    -DCMAKE_BUILD_TYPE=Release \
-    -DLIB_INSTALL_DIR=%{_lib} \
-    -DKDE_INSTALL_USE_QT_SYS_PATHS=ON \
-    -DBUILD_TESTING=OFF
-
+%cmake_kde5 -d build
 %make
 
 %install
 [ "%{buildroot}" != / ] && rm -rf "%{buildroot}"
 %makeinstall -C build
 
-%find_lang %{name} || touch %{name}.lang
+%find_lang kcodecs5_qt --with-qt --all-name || touch kcodecs5_qt.lang
 
 %clean
 [ "%{buildroot}" != / ] && rm -rf "%{buildroot}"
@@ -66,24 +63,24 @@ 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 kcodecs5_qt.lang
 %defattr(-,root,root)
-%{_libdir}/libKF5Codecs.so.*
+%{_kde5_libdir}/libKF5Codecs.so.*
 %doc COPYING COPYING.LIB
 
 %files -n lib%{name}-devel
 %defattr(-,root,root)
-%{_includedir}/KF5/kcodecs_version.h
-%dir %{_includedir}/KF5/KCodecs
-%{_includedir}/KF5/KCodecs/*
-%dir %{_libdir}/cmake/KF5Codecs
-%{_libdir}/cmake/KF5Codecs/KF5Codecs*.cmake
-%{_libdir}/libKF5Codecs.so
-%{_libdir}/qt5/mkspecs/modules/qt_KCodecs.pri
-%{_datadir}/locale/*/LC_MESSAGES/kcodecs5_qt.qm
+%{_kde5_includedir}/kcodecs_version.h
+%{_kde5_includedir}/KCodecs
+%{_kde5_libdir}/cmake/KF5Codecs
+%{_kde5_libdir}/libKF5Codecs.so
+%{_kde5_mkspecsdir}/qt_KCodecs.pri
 %doc README.md
 
 %changelog
+* Sat Apr 25 2015 Davide Madrisan <davide.madrisan@gmail.com> 5.9.0-4mamba
+- standardize the specfile
+
 * Sat Apr 11 2015 Silvan Calarco <silvan.calarco@mambasoft.it> 5.9.0-3mamba
 - automatic version update by autodist