--- build.xml	2007-04-04 21:59:46.000000000 -0400
+++ build.xml	2007-04-04 21:59:31.000000000 -0400
@@ -359,6 +359,7 @@ Copyright:
 
     <mkdir dir="${build.javadocs}"/>
     <javadoc packagenames="${packages}"
+             source="1.3"
              sourcepath="${src.dir}"
              classpathref="classpath"
              destdir="${build.javadocs}"