diff --git a/xCAT-server/lib/xcat/plugins/kvm.pm b/xCAT-server/lib/xcat/plugins/kvm.pm
index ce4c665c5..08b43df07 100755
--- a/xCAT-server/lib/xcat/plugins/kvm.pm
+++ b/xCAT-server/lib/xcat/plugins/kvm.pm
@@ -970,7 +970,7 @@ sub build_xmldesc {
         # do nothing for ppc64le, do not support sound at this time
         ;
     } else {
-        $xtree{devices}->{sound}->{model} = 'ac97';
+        $xtree{devices}->{sound}->{model} = 'ich6';
     }
 
     $xtree{devices}->{console}->{type} = 'pty';