Lydian and Kharoshthi are right-to-left
diff --git a/src/hb-common.cc b/src/hb-common.cc
index 6093289..170b75f 100644
--- a/src/hb-common.cc
+++ b/src/hb-common.cc
@@ -274,10 +274,16 @@
/* Unicode-4.0 additions */
case HB_SCRIPT_CYPRIOT:
+ /* Unicode-4.1 additions */
+ case HB_SCRIPT_KHAROSHTHI:
+
/* Unicode-5.0 additions */
case HB_SCRIPT_PHOENICIAN:
case HB_SCRIPT_NKO:
+ /* Unicode-5.1 additions */
+ case HB_SCRIPT_LYDIAN:
+
/* Unicode-5.2 additions */
case HB_SCRIPT_AVESTAN:
case HB_SCRIPT_IMPERIAL_ARAMAIC: