diff --git a/src/com/android/telecomm/CallAudioManager.java b/src/com/android/telecomm/CallAudioManager.java
index e9008f8..979a51a 100644
--- a/src/com/android/telecomm/CallAudioManager.java
+++ b/src/com/android/telecomm/CallAudioManager.java
@@ -47,6 +47,7 @@
         mAudioManager = (AudioManager) context.getSystemService(Context.AUDIO_SERVICE);
         mBluetoothManager = new BluetoothManager(context, this);
         mWiredHeadsetManager = wiredHeadsetManager;
+        mWiredHeadsetManager.addListener(this);
 
         saveAudioState(getInitialAudioState(null));
         mAudioFocusStreamType = STREAM_NONE;