diff --git a/findutils.spec b/findutils.spec
index ea9c9b7..aa0ef9b 100644
--- a/findutils.spec
+++ b/findutils.spec
@@ -80,20 +80,20 @@ autoreconf -fiv
 # prevent test-isinf from failing with gcc-5.3.1 on ppc64le (#1294016)
 export CFLAGS="$RPM_OPT_FLAGS -D__SUPPORT_SNAN__"
 
+mkdir build
+cd build
+ln -s ../configure
 %configure
 
-# uncomment to turn off optimizations
-#find -name Makefile | xargs sed -i 's/-O2/-O0/'
-
 make %{?_smp_mflags}
 
 %check
-make %{?_smp_mflags} check
+make %{?_smp_mflags} check -C build
 
 %install
-make install DESTDIR=$RPM_BUILD_ROOT
+%make_install -C build
 
-rm -f $RPM_BUILD_ROOT%{_infodir}/dir
+rm -f %{buildroot}%{_infodir}/dir
 
 %find_lang %{name}
 
@@ -122,6 +122,7 @@ fi
 
 %changelog
 * Fri Jun 17 2016 Kamil Dudka <kdudka@redhat.com> - 1:4.6.0-6
+- use out of source build
 - avoid SIGSEGV in case the internal -noop option is used (#1346471)
 
 * Tue May 31 2016 Kamil Dudka <kdudka@redhat.com> - 1:4.6.0-5