--- a/build.xml
+++ b/build.xml
@@ -433,7 +433,6 @@
         <jar jarfile="build/private/xmlbeans-${version.base}${version.rc}-sources.jar" index="false">
             <fileset dir="src/common" includes="**/*.java"/>
             <fileset dir="src/configschema" includes="**/*.java"/>
-            <fileset dir="src/jamsupport" includes="**/*.java"/>
             <fileset dir="src/marshal" includes="**/*.java"/>
             <fileset dir="src/repackage" includes="**/*.java"/>
             <fileset dir="src/saaj_api" includes="**/*.java"/>
@@ -488,7 +487,7 @@
                  store.classes, saaj_api.classes,
                  marshal.classes, xpath.classes, oldxbean.jar, xsdschema.classes,
                  xmlinputstream.classes, resolver.jar, xbean_xpath.jar,
-                 piccolo.classes, tools.classes, jamsupport.classes">
+                 piccolo.classes, tools.classes">
         <jar jarfile="build/lib/xbean.jar" index="true">
             <fileset dir="build/classes/xmlpublic"
                 excludes="javax/**"/>
@@ -711,17 +710,6 @@
             </classpath>
         </javac>
     </target>
-
-
-    <!-- support for running JAM under JDK1.5 ========================= -->
-
-    <target name="jamsupport.classes" depends="dirs,jam.classes">
-        <javac srcdir="src/jamsupport" destdir="build/classes/jam" source="${javac.source}" target="${javac.target}" debug="on">
-            <classpath id="jamsupport.compile.path">
-                <pathelement location="build/classes/jam"/>
-            </classpath>
-        </javac>
-    </target>
 
     <!-- saaj_api target ============================================== -->
 
