diff --git a/src/actuator/loudspeaker.py b/src/actuator/loudspeaker.py
index 85f5c3f..8fc392c 100644
--- a/src/actuator/loudspeaker.py
+++ b/src/actuator/loudspeaker.py
@@ -21,12 +21,10 @@ class Loudspeaker(AbcActuator):
     """
 
     def __init__(self, sound_dir: str):
-        BirbnetesIoTPlatformPlaybackDriver.init()
-        self._sound_dir = sound_dir
+        BirbnetesIoTPlatformPlaybackDriver.init(sound_dir)
 
     def act(self):
-        choice = random.choice(os.listdir(self._sound_dir))
-        BirbnetesIoTPlatformPlaybackDriver.play_audio(os.path.join(self._sound_dir, choice))
+        BirbnetesIoTPlatformPlaybackDriver.play_one_random()
 
     def __del__(self):
         BirbnetesIoTPlatformPlaybackDriver.cleanup()