diff --git a/src/conf/alsa.conf b/src/conf/alsa.conf
index 91bee5ba..6a618176 100644
--- a/src/conf/alsa.conf
+++ b/src/conf/alsa.conf
@@ -57,6 +57,8 @@ defaults.pcm.front.card defaults.pcm.card
 defaults.pcm.front.device defaults.pcm.device
 defaults.pcm.rear.card defaults.pcm.card
 defaults.pcm.rear.device defaults.pcm.device
+defaults.pcm.center_lfe.card defaults.pcm.card
+defaults.pcm.center_lfe.device defaults.pcm.device
 defaults.pcm.surround40.card defaults.pcm.card
 defaults.pcm.surround40.device defaults.pcm.device
 defaults.pcm.surround51.card defaults.pcm.card