diff -Naur ../commons-modeler-1.1-src.orig/build.xml ./build.xml
--- ../commons-modeler-1.1-src.orig/build.xml	2003-07-29 02:50:44.000000000 +0200
+++ ./build.xml	2006-09-25 13:35:59.000000000 +0200
@@ -157,7 +157,9 @@
            destdir="${build.home}/classes"
              debug="${compile.debug}"
        deprecation="${compile.deprecation}"
-          optimize="${compile.optimize}">
+          optimize="${compile.optimize}"
+	    source="1.4"
+	    target="1.4">
       <classpath refid="compile.classpath"/>
       <exclude name="org/apache/commons/modeler/ant/*PropertyHelper.java" unless="ant16.available" />
       <exclude name="org/apache/commons/modeler/modules/MbeansDescriptorsDigesterSource.java" unless="digester.available" />
@@ -279,7 +281,9 @@
            destdir="${build.home}/tests"
              debug="${compile.debug}"
        deprecation="${compile.deprecation}"
-          optimize="${compile.optimize}">
+          optimize="${compile.optimize}"
+	    source="1.4"
+	    target="1.4">
       <classpath refid="test.classpath"/>
     </javac>
     <copy    todir="${build.home}/tests" filtering="on">