Invalid Content-Length sent for method annotated with @GZIP and returning a byte array

@Path("reports")
class Test {
    @GET
    @GZIP
    Response helloWorld() {
        try {
            return Response.ok("Hello World".getBytes("ISO-8859-1")).type(MediaType.TEXT_PLAIN).build();
        }
        catch (UnsupportedEncodingException e) {
            throw new AssertionError(e);
        }
    }
}

@Path("reports")
class Test {
    @GET
    @GZIP
    Response helloWorld() {
        return Response.ok("Hello World").type(MediaType.TEXT_PLAIN).build();
    }
}