diff --git a/libyui-qt.spec b/libyui-qt.spec
index 1c0d312..5d363ec 100644
--- a/libyui-qt.spec
+++ b/libyui-qt.spec
@@ -1,11 +1,19 @@
+# Define libsuffix, minimum libyui-devel version
+# and so-version of libyui.
 %global libsuffix yui
 %global libname lib%{libsuffix}
-%global devel_min_ver 3.0.12
+%global devel_min_ver 3.1.2
 %global major_so_ver 6
 
+# Setup _pkgdocdir if not defined already.
+%{!?_pkgdocdir:%global _pkgdocdir %{_docdir}/%{name}-%{version}}
+
+# CMake-builds go out-of-tree.
+%global _cmake_build_subdir build-%{?_arch}%{?dist}
+
 Name:			%{libname}-qt
-Version:		2.46.1
-Release:		4%{?dist}
+Version:		2.46.13
+Release:		1%{?dist}
 Summary:		Qt User Interface for %{libname}
 
 License:		LGPLv2 or LGPLv3
@@ -13,10 +21,7 @@ URL:			https://github.com/%{libname}/%{name}
 Source0:		%{url}/archive/%{name}/master/%{version}.tar.gz#/%{name}-%{version}.tar.gz
 
 BuildRequires:		cmake				>= 2.8
-BuildRequires:		doxygen
-BuildRequires:		fdupes
 BuildRequires:		fontconfig-devel
-BuildRequires:		graphviz
 BuildRequires:		%{libname}-devel		>= %{devel_min_ver}
 BuildRequires:		pkgconfig(Qt5Core)
 BuildRequires:		pkgconfig(Qt5Gui)
@@ -59,6 +64,10 @@ for %{name} which is not covered within the UI-plugin.
 Summary:	Documentation files for %{name}
 BuildArch:	noarch
 
+BuildRequires:		doxygen
+BuildRequires:		graphviz
+BuildRequires:		hardlink
+
 %description doc
 This package includes the developer's documentation as HTML
 for %{name}.
@@ -70,50 +79,64 @@ for %{name}.
 
 
 %build
-mkdir -p build
-pushd build
-%cmake						\
-	-DPREFIX=%{_prefix}			\
-	-DLIB_DIR=%{_libdir}			\
-	-DCMAKE_BUILD_TYPE=RELEASE		\
-	-DRESPECT_FLAGS=ON			\
+%{__mkdir} -p %{_cmake_build_subdir}
+pushd %{_cmake_build_subdir}
+%cmake							\
+	-DYPREFIX=%{_prefix}				\
+	-DLIB_DIR=%{_libdir}				\
+	-DCMAKE_BUILD_TYPE=RELEASE			\
+	-DRESPECT_FLAGS=ON				\
 	..
 
-make %{?_smp_mflags}
-make %{?_smp_mflags} docs
+%{__make} %{?_smp_mflags}
+%{__make} %{?_smp_mflags} docs
 popd
 
 
 %install
-pushd build
-mkdir -p %{buildroot}%{_libdir}/%{libsuffix}	\
-	%{buildroot}%{_datadir}/%{name}/theme
+pushd %{_cmake_build_subdir}
+%{__mkdir} -p	%{buildroot}%{_libdir}/%{libsuffix}	\
+		%{buildroot}%{_datadir}/%{name}/theme
 
 %make_install
 
-rm -rf	%{buildroot}%{_defaultdocdir}		\
-	../examples/CMake*			\
-	doc/html/*.m*
+# Delete obsolete files.
+%{__rm} -rf	%{buildroot}%{_defaultdocdir}		\
+		doc/html/*.m*
 
-%fdupes doc/html
+# Hard-link documentation.
+%{_sbindir}/hardlink -cv doc/html
+
+# Install documentation.
+%{__mkdir} -p	%{buildroot}%{?_pkgdocdir}
+%{__cp} -a	../ChangeLog ../COPYING* doc/html/	\
+		%{buildroot}%{?_pkgdocdir}
 popd
 
 
 %files
-%doc ChangeLog COPYING*
+%doc %dir %{?_pkgdocdir}
+%doc %{?_pkgdocdir}/COPYING*
 %{_libdir}/%{libsuffix}/%{name}.so.%{major_so_ver}*
 
 %files devel
+%doc %{?_pkgdocdir}/ChangeLog
 %{_includedir}/%{libsuffix}/*
 %{_libdir}/%{libsuffix}/%{name}.so
 %{_libdir}/pkgconfig/%{name}.pc
 %{_libdir}/cmake
 
 %files doc
-%doc ChangeLog COPYING* build/doc/html/
+%doc %{?_pkgdocdir}
 
 
 %changelog
+* Tue Jan 20 2015 Björn Esser <bjoern.esser@gmail.com> - 2.46.13-1
+- new upstream release (#1183542)
+- rebuilt for libyui-3.1.5
+- keep doc-files in unfied %%{_pkgdocdir}
+- small improvements to spec-file
+
 * Sun Aug 17 2014 Fedora Release Engineering <rel-eng@lists.fedoraproject.org> - 2.46.1-4
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_21_22_Mass_Rebuild
 
diff --git a/sources b/sources
index d2f5e38..e4a4b88 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-96b577b9f1c3a5e1bd57971abd16fe0c  libyui-qt-2.46.1.tar.gz
+e0e0cc8a448b61c0fda6f52b9933713a  libyui-qt-2.46.13.tar.gz