diff --git a/docs/formatdomain.html.in b/docs/formatdomain.html.in
index facdaf2972..59c3d5178d 100644
--- a/docs/formatdomain.html.in
+++ b/docs/formatdomain.html.in
@@ -289,10 +289,10 @@
   </memtune>
   <vcpu cpuset="1-4,^3,6" current="1">2</vcpu>
   <cputune>
-    <vcpupin vcpu="0" cpuset="1-4,^2">
-    <vcpupin vcpu="1" cpuset="0,1">
-    <vcpupin vcpu="2" cpuset="2,3">
-    <vcpupin vcpu="3" cpuset="0,4">
+    <vcpupin vcpu="0" cpuset="1-4,^2"/>
+    <vcpupin vcpu="1" cpuset="0,1"/>
+    <vcpupin vcpu="2" cpuset="2,3"/>
+    <vcpupin vcpu="3" cpuset="0,4"/>
     <cpushares>2048</cpushares>
   </cputune>
   ...</pre>