--- modello-1.9.1/modello-core/src/main/java/org/codehaus/modello/ModelloCli.java	2019-03-15 15:06:08.911975772 +0100
+++ modello-1.9.1/modello-core/src/main/java/org/codehaus/modello/ModelloCli.java	2019-03-15 15:07:02.920265437 +0100
@@ -121,6 +121,11 @@
         {
             parameters.setProperty( ModelloParameterConstants.ENCODING, args[6] );
         }
+
+        if ( args.length > 7 )
+        {
+            parameters.setProperty( ModelloParameterConstants.DOM_AS_XPP3, args[7] );
+        }
     }
 
     // ----------------------------------------------------------------------
@@ -130,6 +135,6 @@
     private static void usage()
     {
         System.err.println( "Usage: modello <model> <outputType> <output directory> <modelVersion> <packageWithVersion>"
-                            + "<useJava5> [<encoding>]" );
+                            + " <useJava5> [<encoding> [<domAsXpp3>]]" );
     }
 }