diff --git a/memtest86+.changes b/memtest86+.changes
index 188f305..38e7620 100644
--- a/memtest86+.changes
+++ b/memtest86+.changes
@@ -1,3 +1,9 @@
+-------------------------------------------------------------------
+Thu Jul 19 11:11:09 UTC 2018 - mpluskal@suse.com
+
+- Enable parallel build
+- Modernise spec file with spec-cleaner
+
 -------------------------------------------------------------------
 Fri Oct 30 13:57:22 UTC 2015 - jkeil@suse.de
 
diff --git a/memtest86+.spec b/memtest86+.spec
index d9548f4..f40a5c9 100644
--- a/memtest86+.spec
+++ b/memtest86+.spec
@@ -1,7 +1,7 @@
 #
 # spec file for package memtest86+
 #
-# Copyright (c) 2015 SUSE LINUX GmbH, Nuernberg, Germany.
+# Copyright (c) 2018 SUSE LINUX GmbH, Nuernberg, Germany.
 #
 # All modifications and additions to the file contributed by third parties
 # remain the property of their copyright owners, unless otherwise agreed
@@ -19,47 +19,45 @@
 Name:           memtest86+
 Version:        5.01
 Release:        0
-#
-#
-BuildRoot:      %{_tmppath}/%{name}-%{version}-build
-#!BuildIgnore:	gcc-PIE
-%ifarch x86_64
-BuildRequires:  glibc-devel-32bit
-%endif
-PreReq:         perl
-PreReq:         /sbin/update-bootloader
-ExclusiveArch:  %ix86 x86_64
-Provides:       lilo:/boot/memtest.bin
-Obsoletes:      memtest86 <= 3.2
-Provides:       memtest86 > 3.2
-#
-Url:            http://www.memtest.org
+Summary:        Memory Testing Image for x86 Architecture
+License:        BSD-3-Clause
+Group:          System/Boot
+URL:            http://www.memtest.org
 Source:         http://www.memtest.org/download/%{version}/%{name}-%{version}.tar.gz
 Patch0:         fix-destdir
 Patch1:         memtest86+-5.01-no-optimization.patch
 Patch2:         memtest86+-5.01-compile-fix.patch
 Patch3:         memtest86+-5.01-array-size-fix.patch
 Patch4:         memtest86+-gcc5.patch
-Summary:        Memory Testing Image for x86 Architecture
-License:        BSD-3-Clause
-Group:          System/Boot
+#!BuildIgnore:  gcc-PIE
+Requires(pre):  /sbin/update-bootloader
+Requires(pre):  perl
+Provides:       lilo:/boot/memtest.bin
+Obsoletes:      memtest86 <= 3.2
+Provides:       memtest86 > 3.2
+ExclusiveArch:  %{ix86} x86_64
+%ifarch x86_64
+BuildRequires:  glibc-devel-32bit
+%endif
 
 %description
-Memtest86 is an image that can be booted instead of a real OS. Once
-booted, it can be used to test the computer's memory.
+Memtest86 is an image that can be booted instead of a real OS. Once booted,
+it can be used to test the computer's memory.
 
 %prep
-%setup
+%setup -q
 %patch0 -p1
 %patch1 -p1
 %patch2 -p1
 %patch3 -p1
 %patch4 -p1
+
 %build
-  make
+make %{?_smp_mflags}
 
 %install
-install -D -m 0644 memtest.bin $RPM_BUILD_ROOT/boot/memtest.bin
+install -Dpm 0644 memtest.bin \
+  %{buildroot}/boot/memtest.bin
 
 %post
 if [ "$YAST_IS_RUNNING" != instsys -a $1 = 1 -a \
@@ -72,7 +70,6 @@ true
 test -x /sbin/update-bootloader && /sbin/update-bootloader --remove --force --image /boot/memtest.bin || true
 
 %files
-%defattr(-,root,root)
 /boot/memtest.bin
 %doc README* changelog FAQ