diff --git a/npth.spec b/npth.spec
index aa78953..ad25f08 100644
--- a/npth.spec
+++ b/npth.spec
@@ -1,10 +1,9 @@
-Summary:        The New GNU Portable Threads library
 Name:           npth
 Version:        0.91
 Release:        8%{?dist}
+Summary:        The New GNU Portable Threads library
 # software uses dual licensing (or both in parallel)
 License:        LGPLv3+ or GPLv2+ or (LGPLv3+ and GPLv2+)
-Group:          System Environment/Libraries
 URL:            ftp://ftp.gnupg.org/gcrypt/npth/
 Source:         ftp://ftp.gnupg.org/gcrypt/npth/npth-%{version}.tar.bz2
 Source1:        ftp://ftp.gnupg.org/gcrypt/npth/npth-%{version}.tar.bz2.sig
@@ -18,9 +17,8 @@ GNU Pth for non-ancient operating systems.  In contrast to GNU Pth is is
 based on the system's standard threads implementation.  Thus nPth allows
 the use of libraries which are not compatible to GNU Pth.
 
-%package devel
-Summary:        Development headers and libraries for GNU nPth
-Group:          Development/Libraries
+%package        devel
+Summary:        Development files for GNU nPth
 Requires:       %{name}%{?_isa} = %{version}-%{release}
 
 %description devel
@@ -29,44 +27,37 @@ Development headers and libraries for GNU Pth.
 %prep
 %setup -q
 
-
 %build
 %configure --disable-static
-make %{?_smp_mflags}
-
+%make_build
 
 %install
-make install DESTDIR=${RPM_BUILD_ROOT} INSTALL='install -p'
-mkdir -p ${RPM_BUILD_ROOT}%{_mandir}/man1/
-install -p -c -m 644 %{SOURCE2} ${RPM_BUILD_ROOT}%{_mandir}/man1/
-rm -f ${RPM_BUILD_ROOT}%{_libdir}/*.la
+%make_install INSTALL='install -p'
 
+mkdir -p %{buildroot}%{_mandir}/man1/
+install -pm0644 %{S:2} %{buildroot}%{_mandir}/man1/
+
+find %{buildroot} -name '*.la' -delete -print
 
 %check
 make check
 
-
-%clean
-rm -rf ${RPM_BUILD_ROOT}
-
-
 %post -p /sbin/ldconfig
 
 %postun -p /sbin/ldconfig
 
-
 %files
-%doc AUTHORS COPYING COPYING.LESSER ChangeLog NEWS README
+%doc COPYING COPYING.LESSER
 %{_libdir}/*.so.*
 
 %files devel
+%doc AUTHORS ChangeLog NEWS README
 %{_bindir}/*
 %{_libdir}/*.so
 %{_includedir}/*.h
 %{_mandir}/*/*
 %{_datadir}/aclocal/*
 
-
 %changelog
 * Sun Aug 17 2014 Fedora Release Engineering <rel-eng@lists.fedoraproject.org> - 0.91-8
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_21_22_Mass_Rebuild