diff --git a/acinclude.m4 b/acinclude.m4
index 5bfcbfc..ffc1024 100644
--- a/acinclude.m4
+++ b/acinclude.m4
@@ -285,7 +285,7 @@ AC_ARG_WITH(boxtype,
                        ;;
                *)
                        AC_MSG_ERROR([bad value $withval for --with-boxtype]) ;;
-       esac], [BOXTYPE="coolstream"])
+       esac], [BOXTYPE=""])

 AC_ARG_WITH(boxmodel,
        [  --with-boxmodel         valid for coolstream: hd1, hd2
@@ -327,8 +327,7 @@ AC_ARG_WITH(boxmodel,
                *)
                        AC_MSG_ERROR([unsupported value $withval for --with-boxmodel])
                        ;;
-       esac], [test "$BOXTYPE" = "coolstream" && BOXMODEL="hd1" || true]
-       )
+       esac], [BOXMODEL=""])

 AC_SUBST(BOXTYPE)
 AC_SUBST(BOXMODEL)