diff --git a/diffutils.changes b/diffutils.changes
index cec9c2a..c0cfbc0 100644
--- a/diffutils.changes
+++ b/diffutils.changes
@@ -1,3 +1,8 @@
+-------------------------------------------------------------------
+Mon Jun 28 06:38:35 UTC 2010 - jengelh@medozas.de
+
+- use %_smp_mflags
+
 -------------------------------------------------------------------
 Sat Feb 13 15:06:26 CET 2010 - rguenther@suse.de
 
diff --git a/diffutils.spec b/diffutils.spec
index 83f818b..b98536b 100644
--- a/diffutils.spec
+++ b/diffutils.spec
@@ -27,7 +27,7 @@ Obsoletes:      diff
 AutoReqProv:    on
 PreReq:         %{install_info_prereq}
 Version:        2.8.7
-Release:        145
+Release:        146
 Summary:        GNU diff Utilities
 Source:         diffutils-%{version}-cvs.tar.bz2
 Patch1:         diffutils-2.8.1-i18n-0.2.patch
@@ -38,15 +38,6 @@ BuildRoot:      %{_tmppath}/%{name}-%{version}-build
 The GNU diff utilities find differences between files. diff is used to
 make source code patches, for instance.
 
-
-
-Authors:
---------
-    Paul Eggert <eggert@twinsun.com>
-    David J. MacKenzie <djm@gnu.org>
-    Richard Stallman <rms@gnu.org>
-    Roland McGrath <roland@gnu.org>
-
 %prep
 %setup -q -n %{name}-%{version}-cvs
 %patch1 -p1
@@ -57,7 +48,7 @@ AUTOPOINT=true autoreconf -fi
 touch man/*.1
 ./configure CFLAGS="$RPM_OPT_FLAGS" \
 	    --prefix=/usr --infodir=%{_infodir} --mandir=%{_mandir}
-make %{?jobs:-j%jobs};
+make %{?_smp_mflags}
 
 %install
 make install DESTDIR="$RPM_BUILD_ROOT"