@@ -187,6 +187,10 @@ func (builder *Builder) Build(dockerfile io.Reader, stdout io.Writer) error {

 			tmpImages[base.Id] = struct{}{}

 			fmt.Fprintf(stdout, "===> %s\n", base.ShortId())

+

+			// use the base as the new image

+			image = base

+

 			break

 		case "copy":

 			if image == nil {