diff --git a/liboldX.changes b/liboldX.changes
index 6c37185..64bfd0c 100644
--- a/liboldX.changes
+++ b/liboldX.changes
@@ -1,3 +1,14 @@
+-------------------------------------------------------------------
+Wed Apr 26 08:00:51 UTC 2023 - Jan Engelhardt <jengelh@inai.de>
+
+- Modernize specfile constructs (macros and macro lines),
+  update description.
+
+-------------------------------------------------------------------
+Tue Apr 25 14:25:22 UTC 2023 - Frederic Crozat <fcrozat@suse.com>
+
+- Add baselibs.conf as source to specfile.
+
 -------------------------------------------------------------------
 Mon Apr 15 12:42:51 UTC 2013 - mmeister@suse.com
 
diff --git a/liboldX.spec b/liboldX.spec
index 81549e6..bd42a04 100644
--- a/liboldX.spec
+++ b/liboldX.spec
@@ -1,7 +1,7 @@
 #
 # spec file for package liboldX
 #
-# Copyright (c) 2013 SUSE LINUX Products GmbH, Nuernberg, Germany.
+# Copyright (c) 2023 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/
 #
 
 
@@ -23,24 +23,26 @@ Release:        0
 Summary:        X version 10 backwards compatibility library
 License:        MIT
 Group:          Development/Libraries/C and C++
-Url:            http://cgit.freedesktop.org/xorg/lib/liboldX/
+URL:            http://cgit.freedesktop.org/xorg/lib/liboldX/
 
 #Git-Clone:	git://anongit.freedesktop.org/xorg/lib/liboldX
 Source:         http://xorg.freedesktop.org/releases/X11R7.0/src/lib/%{name}-X11R7.0-%{version}.tar.bz2
-BuildRoot:      %{_tmppath}/%{name}-%{version}-build
+Source1:        baselibs.conf
 #git#BuildRequires:	autoconf >= 2.57, automake, libtool
 BuildRequires:  pkgconfig
 BuildRequires:  pkgconfig(x11)
 
 %description
-(Upstream has not provided a description)
+X version 10 backwards compatibility for prehistoric X applications.
 
 %package -n %lname
 Summary:        X version 10 backwards compatibility library
 Group:          System/Libraries
 
 %description -n %lname
-(Upstream has not provided a description)
+This interface provides backwards compatibility for apps from X
+Version 10, which was the version of the X Window System from
+November 1985, replaced by X11 in September 1987.
 
 %package devel
 Summary:        Development files for the X version 10 compatibility library
@@ -48,17 +50,17 @@ Group:          Development/Libraries/C and C++
 Requires:       %lname = %version
 
 %description devel
-(Upstream has not provided a description)
+X version 10 backwards compatibility for prehistoric X applications.
 
 This package contains the development headers for the library found
 in %lname.
 
 %prep
-%setup -qn %name-X11R7.0-%version
+%autosetup -n %name-X11R7.0-%version
 
 %build
 %configure --disable-static
-make %{?_smp_mflags}
+%make_build
 
 %install
 %makeinstall
@@ -69,11 +71,9 @@ rm -f "%buildroot/%_libdir"/*.la
 %postun -n %lname -p /sbin/ldconfig
 
 %files -n %lname
-%defattr(-,root,root)
 %_libdir/liboldX.so.6*
 
 %files devel
-%defattr(-,root,root)
 %_includedir/X11/X10.h
 %_libdir/liboldX.so
 %_libdir/pkgconfig/oldx.pc