diff --git a/pve-admin-guide.adoc b/pve-admin-guide.adoc
index cd50309..5f65c7d 100644
--- a/pve-admin-guide.adoc
+++ b/pve-admin-guide.adoc
@@ -10,7 +10,6 @@ include::attributes.txt[]
 // Push titles down one level.
 :leveloffset: 1
 
-[preface]
 include::pve-intro.adoc[]
 
 include::sysadmin.adoc[]