diff --git a/src/linux/integration-test.py b/src/linux/integration-test.py
index cb42110..2b4ab16 100755
--- a/src/linux/integration-test.py
+++ b/src/linux/integration-test.py
@@ -1748,7 +1748,7 @@ class Tests(dbusmock.DBusTestCase):
         device = self.dbus_con.get_object('org.bluez', path)
 
         if device_properties:
-            device.AddProperties(DEVICE_IFACE, device_properties)
+            device.UpdateProperties(DEVICE_IFACE, device_properties)
 
         battery_properties = {
             'Percentage': dbus.Byte(battery_level, variant_level=1),
diff --git a/src/linux/up-device-bluez.c b/src/linux/up-device-bluez.c
index 2e09ddc..032f310 100644
--- a/src/linux/up-device-bluez.c
+++ b/src/linux/up-device-bluez.c
@@ -183,7 +183,7 @@ up_device_bluez_coldplug (UpDevice *device)
 	}
 
 	v = g_dbus_proxy_get_cached_property (proxy, "Appearance");
-	if (v) {
+	if (v && g_variant_get_uint16 (v) != 0) {
 		guint16 appearance;
 
 		appearance = g_variant_get_uint16 (v);