diff -up azureus-4.2.0.4/build.xml.java5 azureus-4.2.0.4/build.xml
--- azureus-4.2.0.4/build.xml.java5	2009-07-31 21:46:45.000000000 +0300
+++ azureus-4.2.0.4/build.xml	2009-07-31 21:47:11.000000000 +0300
@@ -36,7 +36,7 @@ NOTE:  You may need to set the  ANT_OPTS
          <fileset dir="${root.dir}/${libs.dir}" includes="**/*.jar" />
       </path>
    
-   	<javac srcdir="${root.dir}" destdir="${root.dir}" nowarn="yes" source="1.4" target="1.4" includeAntRuntime="no" debug="true" debuglevel="lines,vars,source" >
+   	<javac srcdir="${root.dir}" destdir="${root.dir}" nowarn="yes" includeAntRuntime="no" debug="true" debuglevel="lines,vars,source" >
          <classpath refid="libs.classpath" />
       </javac>
    </target>