diff --git a/audio/audio_policy_configuration.xml b/audio/audio_policy_configuration.xml
index ed41622..959db12 100644
--- a/audio/audio_policy_configuration.xml
+++ b/audio/audio_policy_configuration.xml
@@ -190,7 +190,7 @@ IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
                 <mixPort name="voip_rx" role="source"
                          flags="AUDIO_OUTPUT_FLAG_DIRECT|AUDIO_OUTPUT_FLAG_VOIP_RX">
                     <profile name="" format="AUDIO_FORMAT_PCM_16_BIT"
-                             samplingRates="8000,16000,32000,48000" channelMasks="AUDIO_CHANNEL_OUT_MONO,AUDIO_CHANNEL_OUT_STEREO"/>
+                             samplingRates="8000,16000,32000,48000" channelMasks="AUDIO_CHANNEL_OUT_MONO"/>
                 </mixPort>
                 <mixPort name="incall_music_uplink" role="source"
                         flags="AUDIO_OUTPUT_FLAG_INCALL_MUSIC">