diff --git a/mopidy/zeroconf.py b/mopidy/zeroconf.py
index 4ca49b69..7af2f77b 100644
--- a/mopidy/zeroconf.py
+++ b/mopidy/zeroconf.py
@@ -55,18 +55,20 @@ class Zeroconf(object):
         self.bus = None
         self.server = None
         self.group = None
+        self.display_hostname = None
+        self.name = None
+
         try:
             self.bus = dbus.SystemBus()
             self.server = dbus.Interface(
                 self.bus.get_object('org.freedesktop.Avahi', '/'),
                 'org.freedesktop.Avahi.Server')
+            self.display_hostname = '%s' % self.server.GetHostName()
+            self.name = string.Template(name).safe_substitute(
+                hostname=self.display_hostname, port=port)
         except dbus.exceptions.DBusException as e:
             logger.debug('%s: Server failed: %s', self, e)
 
-        self.display_hostname = '%s' % self.server.GetHostName()
-        self.name = string.Template(name).safe_substitute(
-            hostname=self.display_hostname, port=port)
-
     def __str__(self):
         return 'Zeroconf service "%s" (%s at [%s]:%d)' % (
             self.name, self.stype, self.host, self.port)