diff --git a/configs/lahaina/audio_policy_configuration.xml b/configs/lahaina/audio_policy_configuration.xml
index ede38c0..ed4be08 100644
--- a/configs/lahaina/audio_policy_configuration.xml
+++ b/configs/lahaina/audio_policy_configuration.xml
@@ -193,7 +193,7 @@
                     <profile name="" format="AUDIO_FORMAT_PCM_16_BIT"
                              samplingRates="8000,16000,32000,48000" channelMasks="AUDIO_CHANNEL_IN_MONO"/>
                 </mixPort>
-                <mixPort name="usb_surround_sound" role="sink">
+                <mixPort name="usb_surround_sound" role="sink" maxOpenCount="2" maxActiveCount="2">
                     <profile name="" format="AUDIO_FORMAT_PCM_16_BIT"
                              samplingRates="8000,11025,12000,16000,22050,24000,32000,44100,48000,88200,96000,176400,192000"
                              channelMasks="AUDIO_CHANNEL_IN_MONO,AUDIO_CHANNEL_IN_STEREO,AUDIO_CHANNEL_IN_FRONT_BACK,AUDIO_CHANNEL_INDEX_MASK_3,AUDIO_CHANNEL_INDEX_MASK_4,AUDIO_CHANNEL_IN_5POINT1,AUDIO_CHANNEL_INDEX_MASK_6,AUDIO_CHANNEL_IN_7POINT1,AUDIO_CHANNEL_INDEX_MASK_8"/>