@@ -616,8 +616,9 @@ postprocess_glyphs_arabic, HB_OT_SHAPE_NORMALIZATION_MODE_DEFAULT, NULL, /* decompose */ NULL, /* compose */ setup_masks_arabic, + NULL, /* disable_otl */ HB_OT_SHAPE_ZERO_WIDTH_MARKS_BY_GDEF_LATE, true, /* fallback_position */ };