diff --git a/imsettings-fix-gconf-abort.patch b/imsettings-fix-gconf-abort.patch
new file mode 100644
index 0000000..d3765fd
--- /dev/null
+++ b/imsettings-fix-gconf-abort.patch
@@ -0,0 +1,20 @@
+2010-02-05  Akira TAGOH  <tagoh@redhat.com>
+
+	* backends/gconf/main.c (main): avoid a crash when the session bus
+	isn't yet established or terminated. (rhbz#543005)
+
+Index: backends/gconf/main.c
+===================================================================
+--- backends/gconf/main.c	(リビジョン 368)
++++ backends/gconf/main.c	(作業コピー)
+@@ -213,6 +213,10 @@
+ 
+ 	gconn = dbus_g_bus_get(DBUS_BUS_SESSION, NULL);
+ 	conn = dbus_g_connection_get_connection(gconn);
++	if (conn == NULL) {
++		g_printerr("DBus session isn't yet established.\n");
++		return 1;
++	}
+ 
+ 	flags = DBUS_NAME_FLAG_ALLOW_REPLACEMENT | DBUS_NAME_FLAG_DO_NOT_QUEUE;
+ 	if (arg_replace) {
diff --git a/imsettings.spec b/imsettings.spec
index 4c26ea0..c0c5988 100644
--- a/imsettings.spec
+++ b/imsettings.spec
@@ -1,6 +1,6 @@
 Name:		imsettings
 Version:	0.107.4
-Release:	5%{?dist}
+Release:	6%{?dist}
 License:	LGPLv2+
 URL:		http://code.google.com/p/imsettings/
 BuildRoot:	%{_tmppath}/%{name}-%{version}-%{release}-root-%(%{__id_u} -n)
@@ -21,6 +21,7 @@ Patch1:		imsettings-disable-xim.patch
 Patch2:		imsettings-none.conf-gtk-xim-default.patch
 Patch3:		imsettings-fix-segv-on-xfce-helper.patch
 Patch4:		imsettings-fix-segfault-on-dbus.patch
+Patch5:		imsettings-fix-gconf-abort.patch
 
 Summary:	Delivery framework for general Input Method configuration
 Group:		Applications/System
@@ -92,6 +93,7 @@ This package contains a plugin to get this working on Xfce.
 %patch2 -p1 -b .2-xim
 %patch3 -p0 -b .3-xfce
 %patch4 -p0 -b .4-dbus
+%patch5 -p0 -b .5-gconf
 
 %build
 %configure	\
@@ -217,6 +219,9 @@ fi
 
 
 %changelog
+* Fri Feb  5 2010 Akira TAGOH <tagoh@redhat.com> - 0.107.4-6
+- Fix an abort issue on GConf backend. (#543005)
+
 * Mon Jan  4 2010 Akira TAGOH <tagoh@redhat.com> - 0.107.4-5
 - Fix an abort issue. (#530357)