diff --git a/session/linux54.xml b/session/linux54.xml
index ec1274c..f2f8280 100644
--- a/session/linux54.xml
+++ b/session/linux54.xml
@@ -71,6 +71,7 @@
       <acceleration accel3d="yes"/>
       </model>
     </video>
+    <sound model="virtio"/>
     <memballoon model="virtio"/>
     <rng model='virtio'>
       <backend model='random'>/dev/urandom</backend>