diff --git a/json-glib.changes b/json-glib.changes
index 5337ef1..0ba0a63 100644
--- a/json-glib.changes
+++ b/json-glib.changes
@@ -1,3 +1,8 @@
+-------------------------------------------------------------------
+Wed Feb 28 16:33:45 UTC 2018 - dimstar@opensuse.org
+
+- Modernize spec-file by calling spec-cleaner
+
 -------------------------------------------------------------------
 Tue Sep 12 21:37:26 UTC 2017 - dimstar@opensuse.org
 
diff --git a/json-glib.spec b/json-glib.spec
index 4182902..1fc9198 100644
--- a/json-glib.spec
+++ b/json-glib.spec
@@ -1,7 +1,7 @@
 #
 # spec file for package json-glib
 #
-# Copyright (c) 2017 SUSE LINUX GmbH, Nuernberg, Germany.
+# Copyright (c) 2018 SUSE LINUX GmbH, Nuernberg, Germany.
 # Copyright (c) 2009 Dominique Leuenberger, Almere, The Netherlands.
 #
 # All modifications and additions to the file contributed by third parties
@@ -21,9 +21,9 @@ Name:           json-glib
 Version:        1.4.2
 Release:        0
 Summary:        Library for JavaScript Object Notation format
-License:        LGPL-2.1+
+License:        LGPL-2.1-or-later
 Group:          Development/Libraries/C and C++
-Url:            http://live.gnome.org/JsonGlib
+URL:            http://live.gnome.org/JsonGlib
 Source0:        http://download.gnome.org/sources/json-glib/1.4/%{name}-%{version}.tar.xz
 Source99:       baselibs.conf
 BuildRequires:  glib2-devel >= 2.46
@@ -106,24 +106,21 @@ translation-update-upstream
 
 %install
 %meson_install
-find %{buildroot}%{_libdir} -name '*.la' -delete -print
+find %{buildroot} -type f -name "*.la" -delete -print
 %find_lang %{name}-1.0
 
 %post -n libjson-glib-1_0-0 -p /sbin/ldconfig
-
 %postun -n libjson-glib-1_0-0 -p /sbin/ldconfig
 
 %files -n libjson-glib-1_0-0
-%defattr(-,root,root)
-%doc COPYING
+%license COPYING
+
 %{_libdir}/*.so.*
 
 %files -n typelib-1_0-Json-1_0
-%defattr(-,root,root)
 %{_libdir}/girepository-1.0/Json-1.0.typelib
 
 %files devel
-%defattr(-,root,root)
 %doc NEWS README.md
 # Those could potentially be split in a -tools package, but are never used by non-devs.
 %{_bindir}/json-glib-format