diff --git a/docs/formatdomain.html.in b/docs/formatdomain.html.in
index 1938bd875c..0894d9cbfb 100644
--- a/docs/formatdomain.html.in
+++ b/docs/formatdomain.html.in
@@ -2033,6 +2033,7 @@
     <vpindex state='on'/>
     <runtime state='on'/>
     <synic state='on'/>
+    <stimer state='on'/>
     <reset state='on'/>
     <vendor_id state='on' value='KVM Hv'/>
     <frequencies state='on'/>