diff --git a/mopidy/gstreamer.py b/mopidy/gstreamer.py
index 052c0827..901597a7 100644
--- a/mopidy/gstreamer.py
+++ b/mopidy/gstreamer.py
@@ -184,18 +184,18 @@ class GStreamer(ThreadingActor):
         return handeled
 
     def start_playback(self):
-        return self.set_state(gst.STATE_PLAYING)
+        return self._set_state(gst.STATE_PLAYING)
 
     def pause_playback(self):
-        return self.set_state(gst.STATE_PAUSE)
+        return self._set_state(gst.STATE_PAUSE)
 
     def prepare_playback(self):
-        return self.set_state(gst.STATE_READY)
+        return self._set_state(gst.STATE_READY)
 
     def stop_playback(self):
-        return self.set_state(gst.STATE_NULL)
+        return self._set_state(gst.STATE_NULL)
 
-    def set_state(self, state):
+    def _set_state(self, state):
         """
         Set the GStreamer state. Returns :class:`True` if successful.
 
diff --git a/tests/gstreamer_test.py b/tests/gstreamer_test.py
index 9087e0db..d05b3bda 100644
--- a/tests/gstreamer_test.py
+++ b/tests/gstreamer_test.py
@@ -56,7 +56,7 @@ class GStreamerTest(unittest.TestCase):
         self.assertEqual(100, self.gstreamer.get_volume())
 
     @SkipTest
-    def test_set_state(self):
+    def test_set_state_encapsulation(self):
         pass # TODO
 
     @SkipTest