diff --git a/xfconf-4.16.0.tar.bz2 b/xfconf-4.16.0.tar.bz2
deleted file mode 100644
index 34bbe0b..0000000
--- a/xfconf-4.16.0.tar.bz2
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:652a119007c67d9ba6c0bc7a740c923d33f32d03dc76dfc7ba682584e72a5425
-size 634858
diff --git a/xfconf-4.18.0.tar.bz2 b/xfconf-4.18.0.tar.bz2
new file mode 100644
index 0000000..6857f77
--- /dev/null
+++ b/xfconf-4.18.0.tar.bz2
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:2e8c50160bf800a807aea094fc9dad81f9f361f42db56607508ed5b4855d2906
+size 625755
diff --git a/xfconf.changes b/xfconf.changes
index 6c6422c..b79368d 100644
--- a/xfconf.changes
+++ b/xfconf.changes
@@ -1,3 +1,10 @@
+-------------------------------------------------------------------
+Sun Dec 18 13:12:34 UTC 2022 - Maurizio Galli <maurizio.galli@suse.com>
+
+- Update to version 4.18.0
+  * Bump requirements for Xfce 4.18
+  * xfconf: Prevent Use-After-Free in GClosureNotify 
+
 -------------------------------------------------------------------
 Fri Jan  8 11:54:44 UTC 2021 - Maurizio Galli <maurizio.galli@gmail.com>
 
diff --git a/xfconf.spec b/xfconf.spec
index 3d25519..00949e9 100644
--- a/xfconf.spec
+++ b/xfconf.spec
@@ -1,7 +1,7 @@
 #
 # spec file for package xfconf
 #
-# Copyright (c) 2021 SUSE LLC
+# Copyright (c) 2022 SUSE LLC
 #
 # All modifications and additions to the file contributed by third parties
 # remain the property of their copyright owners, unless otherwise agreed
@@ -24,13 +24,13 @@
 %define libname libxfconf-0-3
 
 Name:           xfconf
-Version:        4.16.0
+Version:        4.18.0
 Release:        0
 Summary:        Simple Configuration Storage for Xfce
 License:        GPL-2.0-or-later
 Group:          System/GUI/XFCE
 URL:            https://docs.xfce.org/xfce/xfconf/start
-Source0:        https://archive.xfce.org/src/xfce/xfconf/4.16/%{name}-%{version}.tar.bz2
+Source0:        https://archive.xfce.org/src/xfce/xfconf/4.18/%{name}-%{version}.tar.bz2
 Source1:        xfconf-query.1
 Source100:      %{name}-rpmlintrc
 BuildRequires:  intltool
@@ -40,14 +40,14 @@ BuildRequires:  perl(ExtUtils::PkgConfig)
 BuildRequires:  perl(Glib)
 BuildRequires:  pkgconfig(dbus-1)
 BuildRequires:  pkgconfig(dbus-glib-1)
-BuildRequires:  pkgconfig(gio-2.0)
-BuildRequires:  pkgconfig(gio-unix-2.0)
+BuildRequires:  pkgconfig(gio-2.0) >= 2.66.0
+BuildRequires:  pkgconfig(gio-unix-2.0) >= 2.66.0
 BuildRequires:  pkgconfig(gmodule-2.0)
-BuildRequires:  pkgconfig(gobject-2.0) >= 2.42.0
+BuildRequires:  pkgconfig(gobject-2.0) >= 2.66.0
 BuildRequires:  pkgconfig(gobject-introspection-1.0)
-BuildRequires:  pkgconfig(gthread-2.0) >= 2.42.0
+BuildRequires:  pkgconfig(gthread-2.0) >= 2.66.0
 BuildRequires:  pkgconfig(gtk-doc)
-BuildRequires:  pkgconfig(libxfce4util-1.0) >= 4.14
+BuildRequires:  pkgconfig(libxfce4util-1.0) >= 4.17.3
 BuildRequires:  pkgconfig(vapigen)
 %if %{with git}
 BuildRequires:  xfce4-dev-tools
@@ -89,6 +89,7 @@ Group:          System/Libraries
 GObject introspection bindings for Xfconf
 
 # this should be replaced by %%lang_package once bnc#513786 is resolved
+
 %package lang
 Summary:        Languages for package %{name}
 Group:          System/Localization