Index: root/xen-unstable.hg/tools/python/xen/util/acmpolicy.py
===================================================================
--- root.orig/xen-unstable.hg/tools/python/xen/util/acmpolicy.py
+++ root/xen-unstable.hg/tools/python/xen/util/acmpolicy.py
@@ -216,7 +216,7 @@ ACM_SCHEMA="""<?xml version="1.0" encodi
 		<xsd:complexType>
 			<xsd:sequence>
 				<xsd:element name="Name" type="NameWithFrom"></xsd:element>
-				<xsd:element ref="SimpleTypeEnforcementTypes" minOccurs="0" maxOccurs="unbounded" />
+				<xsd:element ref="SimpleTypeEnforcementTypes" minOccurs="0" maxOccurs="1" />
 				<xsd:element ref="ChineseWallTypes" minOccurs="0" maxOccurs="unbounded" />
 			</xsd:sequence>
 		</xsd:complexType>