diff -u -r1.1 -r1.2
--- lcsim.xsd	10 May 2010 22:03:45 -0000	1.1
+++ lcsim.xsd	10 May 2010 22:53:23 -0000	1.2
@@ -96,6 +96,7 @@

             <xs:sequence>
                 <xs:element ref="inputFiles" minOccurs="1" maxOccurs="1"/>
                 <xs:element ref="control" minOccurs="0" maxOccurs="1"/>

+                <xs:element ref="classpath" minOccurs="0" maxOccurs="1"/>

                 <xs:element ref="define" minOccurs="0" maxOccurs="1"/>
                 <xs:element ref="execute" minOccurs="1" maxOccurs="1"/>
                 <xs:element ref="drivers" minOccurs="1" maxOccurs="1"/>