Error in compiling BigLiteral binding as literal

When beta joining two fields with a BigDecimal or BigInteger field, if a field is assigned as a binding the drools-model-compiler fails the compilation.

"import " + Result.class.getCanonicalName() + ";" +
"import " + Person.class.getCanonicalName() + ";" +
"rule R when\n" +
" $r : Result()\n" +
" $markV : Person(name == \"Mark\", $markMoney : money)\n" +
" $richerV : Person(name != \"Mark\", money > $markMoney)\n" +
"then\n" +
" $r.setValue($richerV.getName() + \" is richer than \" + $markV.getName());\n" +
"end";