diff --git a/tests/frontends/mpd/protocol/authentication_test.py b/tests/frontends/mpd/protocol/authentication_test.py
index 20422f5b..0f0d9c86 100644
--- a/tests/frontends/mpd/protocol/authentication_test.py
+++ b/tests/frontends/mpd/protocol/authentication_test.py
@@ -38,7 +38,6 @@ class AuthenticationTest(protocol.BaseTestCase):
 
         self.sendRequest(u'close')
         self.assertFalse(self.dispatcher.authenticated)
-        self.assertInResponse(u'OK')
 
     def test_commands_is_allowed_without_authentication(self):
         settings.MPD_SERVER_PASSWORD = u'topsecret'