diff --git a/meta-yocto/conf/machine/atom-pc.conf b/meta-yocto/conf/machine/atom-pc.conf
index da795cd430..bc24e481c2 100644
--- a/meta-yocto/conf/machine/atom-pc.conf
+++ b/meta-yocto/conf/machine/atom-pc.conf
@@ -6,7 +6,7 @@
 include conf/machine/include/tune-atom.inc
 
 MACHINE_FEATURES = "kernel26 screen keyboard pci usbhost ext2 ext3 x86 wifi \
-                    acpi"
+                    acpi alsa"
 
 KERNEL_IMAGETYPE = "bzImage"