diff --git a/test/example-gatt-server b/test/example-gatt-server
index 1fc1e46..9e7d0f5 100755
--- a/test/example-gatt-server
+++ b/test/example-gatt-server
BLUEZ_SERVICE_NAME = 'org.bluez'
GATT_MANAGER_IFACE = 'org.bluez.GattManager1'
-DBUS_OM_IFACE = 'org.freedesktop.DBus.ObjectManager'
-DBUS_PROP_IFACE = 'org.freedesktop.DBus.Properties'
+DBUS_OM_IFACE = 'org.freedesktop.DBus.ObjectManager'
+DBUS_PROP_IFACE = 'org.freedesktop.DBus.Properties'
GATT_SERVICE_IFACE = 'org.bluez.GattService1'
-GATT_CHRC_IFACE = 'org.bluez.GattCharacteristic1'
-GATT_DESC_IFACE = 'org.bluez.GattDescriptor1'
+GATT_CHRC_IFACE = 'org.bluez.GattCharacteristic1'
+GATT_DESC_IFACE = 'org.bluez.GattDescriptor1'
class InvalidArgsException(dbus.exceptions.DBusException):
_dbus_error_name = 'org.freedesktop.DBus.Error.InvalidArgs'