diff --git a/libnetfilter_cthelper.changes b/libnetfilter_cthelper.changes
index 3df83b2..97ad5b9 100644
--- a/libnetfilter_cthelper.changes
+++ b/libnetfilter_cthelper.changes
@@ -1,3 +1,8 @@
+-------------------------------------------------------------------
+Wed Oct 14 00:09:08 UTC 2020 - Jan Engelhardt <jengelh@inai.de>
+
+- Modernize specfile constructs.
+
 -------------------------------------------------------------------
 Mon Dec  8 17:27:32 UTC 2014 - jengelh@inai.de
 
diff --git a/libnetfilter_cthelper.spec b/libnetfilter_cthelper.spec
index 73800fc..e18a956 100644
--- a/libnetfilter_cthelper.spec
+++ b/libnetfilter_cthelper.spec
@@ -1,7 +1,7 @@
 #
 # spec file for package libnetfilter_cthelper
 #
-# Copyright (c) 2014 SUSE LINUX Products GmbH, Nuernberg, Germany.
+# Copyright (c) 2020 SUSE LLC
 #
 # All modifications and additions to the file contributed by third parties
 # remain the property of their copyright owners, unless otherwise agreed
@@ -12,7 +12,7 @@
 # license that conforms to the Open Source Definition (Version 1.9)
 # published by the Open Source Initiative.
 
-# Please submit bugfixes or comments via http://bugs.opensuse.org/
+# Please submit bugfixes or comments via https://bugs.opensuse.org/
 #
 
 
@@ -20,10 +20,10 @@ Name:           libnetfilter_cthelper
 %define lname	%{name}0
 Version:        1.0.0
 Release:        0
-Url:            http://netfilter.org/projects/libnetfilter_cthelper/
 Summary:        Userspace library for the Netfilter Conntrack Helper extension
-License:        GPL-2.0+
+License:        GPL-2.0-or-later
 Group:          Productivity/Networking/Security
+URL:            https://netfilter.org/projects/libnetfilter_cthelper/
 
 #Git-Clone:	git://git.netfilter.org/libnetfilter_cthelper
 #DL-URL:	http://netfilter.org/projects/libnetfilter_cthelper/files/
@@ -32,11 +32,9 @@ Source2:        http://netfilter.org/projects/libnetfilter_cthelper/files/%name-
 Source3:        baselibs.conf
 Source4:        %name.keyring
 Patch1:         fix_h_expect_policy_free.patch
-BuildRoot:      %{_tmppath}/%{name}-%{version}-build
 #BuildRequires:  autoconf
 #BuildRequires:  automake >= 1.6
 #BuildRequires:  libtool >= 2
-BuildRequires:  pkgconfig >= 0.21
 BuildRequires:  pkgconfig(libmnl) >= 1.0.0
 
 %description
@@ -61,30 +59,27 @@ This library provides the programming interface (API) to the
 Netfilter userspace helper infrastructure.
 
 %prep
-%setup -q
-%patch -P 1 -p1
+%autosetup -p1
 
 %build
 if [ ! -e configure ]; then
-	autoreconf -fi;
-fi;
+	autoreconf -fi
+fi
+# includedir intentional, cf. bugzilla.opensuse.org/795968
 %configure --disable-static --includedir="%_includedir/%name"
-make %{?_smp_mflags}
+%make_build
 
 %install
-make install DESTDIR="%buildroot";
-rm -f "%buildroot/%_libdir"/*.la;
-
-%post -n %lname -p /sbin/ldconfig
+%make_install
+rm -f "%buildroot/%_libdir"/*.la
 
+%post   -n %lname -p /sbin/ldconfig
 %postun -n %lname -p /sbin/ldconfig
 
 %files -n %lname
-%defattr(-,root,root)
 %_libdir/libnetfilter_cthelper.so.0*
 
 %files devel
-%defattr(-,root,root)
 %_includedir/%name/
 %_libdir/libnetfilter_cthelper.so
 %_libdir/pkgconfig/libnetfilter_cthelper.pc