diff --git a/system-config-printer-fetchdevices.patch b/system-config-printer-fetchdevices.patch
new file mode 100644
index 0000000..452b829
--- /dev/null
+++ b/system-config-printer-fetchdevices.patch
@@ -0,0 +1,51 @@
+diff -up system-config-printer-1.1.13/system-config-printer.py.fetchdevices system-config-printer-1.1.13/system-config-printer.py
+--- system-config-printer-1.1.13/system-config-printer.py.fetchdevices	2009-09-22 10:08:54.062669053 +0100
++++ system-config-printer-1.1.13/system-config-printer.py	2009-09-22 10:10:12.138669093 +0100
+@@ -3855,9 +3855,7 @@ class NewPrinterGUI(GtkGUI):
+             self.fillDeviceTab()
+             self.rbtnNPFoomatic.set_active (True)
+             self.on_rbtnNPFoomatic_toggled(self.rbtnNPFoomatic)
+-            # Start fetching information from CUPS in the background
+             self.new_printer_PPDs_loaded = False
+-            self.queryPPDs ()
+ 
+         elif self.dialog_mode == "class":
+             self.NewPrinterWindow.set_title(_("New Class"))
+@@ -4648,16 +4646,18 @@ class NewPrinterGUI(GtkGUI):
+         debugprint ("fetchDevices")
+ 
+         have_polkit_1 = self.mainapp.cups._use_pk and config.WITH_POLKIT_1
+-        if not have_polkit_1:
+-            if network:
+-                return {}
+-
+-            network = True
+-
+         network_schemes = ["dnssd", "snmp"]
+         try:
+-            c = authconn.Connection (host=self.mainapp.connect_server,
+-                                     parent=parent, lock=True)
++            try:
++                c = self.fetchDevices_conn
++            except AttributeError:
++                c = authconn.Connection (host=self.mainapp.connect_server,
++                                         parent=parent, lock=True)
++                if not have_polkit_1:
++                    # Use this connection for future calls so that the
++                    # username/password is cached.
++                    self.fetchDevices_conn = c
++
+             debugprint ("in get_devices: connected")
+             c._begin_operation (_("fetching device list"))
+             try:
+@@ -5049,6 +5049,10 @@ class NewPrinterGUI(GtkGUI):
+                                                    kwargs={"network": True},
+                                                    callback=self.got_devices,
+                                                    context=context)
++        else:
++            # Now we've fetched both local and network devices, start
++            # querying the available PPDs.
++            gobject.timeout_add (1, self.queryPPDs)
+ 
+         devices = result
+         if current_uri:
diff --git a/system-config-printer.spec b/system-config-printer.spec
index a779a0d..efa65d2 100644
--- a/system-config-printer.spec
+++ b/system-config-printer.spec
@@ -7,7 +7,7 @@
 Summary: A printer administration tool
 Name: system-config-printer
 Version: 1.1.13
-Release: 2%{?dist}
+Release: 3%{?dist}
 License: GPLv2+
 URL: http://cyberelk.net/tim/software/system-config-printer/
 Group: System Environment/Base
@@ -19,6 +19,7 @@ Patch1: system-config-printer-data-button-state.patch
 Patch2: system-config-printer-cancel-traceback.patch
 Patch3: system-config-printer-publish-printers.patch
 Patch4: system-config-printer-iconify.patch
+Patch5: system-config-printer-fetchdevices.patch
 
 BuildRequires: cups-devel >= 1.2
 BuildRequires: python-devel >= 2.4
@@ -83,6 +84,7 @@ printers.
 %patch2 -p1 -b .cancel-traceback
 %patch3 -p1 -b .publish-printers
 %patch4 -p1 -b .iconify
+%patch5 -p1 -b .fetchdevices
 
 %build
 %configure --with-udev-rules --with-polkit-1
@@ -194,6 +196,9 @@ rm -rf %buildroot
 exit 0
 
 %changelog
+* Tue Sep 22 2009 Tim Waugh <twaugh@redhat.com> 1.1.13-3
+- Fixed race when fetching device list (bug #521110).
+
 * Fri Sep 18 2009 Tim Waugh <twaugh@redhat.com> 1.1.13-2
 - Iconify jobs window into status icon.
 - Avoid showing the publish-printers dialog when not necessary.