diff -ur xen-4.2.2.orig/tools/qemu-xen/qemu-options.hx xen-4.2.2/tools/qemu-xen/qemu-options.hx
--- tools/qemu-xen/qemu-options.hx	2013-04-06 07:39:54.000000000 +0800
+++ tools/qemu-xen/qemu-options.hx	2013-05-17 22:16:56.924728753 +0800
@@ -1799,18 +1799,13 @@
 devices.
 
 Syntax for specifying a sheepdog device
-@table @list
-``sheepdog:<vdiname>''
-
-``sheepdog:<vdiname>:<snapid>''
-
-``sheepdog:<vdiname>:<tag>''
-
-``sheepdog:<host>:<port>:<vdiname>''
-
-``sheepdog:<host>:<port>:<vdiname>:<snapid>''
-
-``sheepdog:<host>:<port>:<vdiname>:<tag>''
+@table @code
+@item sheepdog:<vdiname>
+@item sheepdog:<vdiname>:<snapid>
+@item sheepdog:<vdiname>:<tag>
+@item sheepdog:<host>:<port>:<vdiname>
+@item sheepdog:<host>:<port>:<vdiname>:<snapid>
+@item sheepdog:<host>:<port>:<vdiname>:<tag>
 @end table
 
 Example