Index: trunk/data/maps.xsd
===================================================================
--- trunk/data/maps.xsd	(revision 8694)
+++ trunk/data/maps.xsd	(revision 8695)
@@ -39,5 +39,5 @@
 		<xs:restriction base="xs:integer">
 			<xs:minInclusive value="1" />
-			<xs:maxInclusive value="22" />
+			<xs:maxInclusive value="24" />
 		</xs:restriction>
 	</xs:simpleType>