diff --git a/src/hb-draw.h b/src/hb-draw.h
index 66c4478b3..4a86d128d 100644
--- a/src/hb-draw.h
+++ b/src/hb-draw.h
@@ -47,10 +47,10 @@ typedef void (*hb_draw_close_path_func_t) (void *user_data);
 /**
  * hb_draw_funcs_t:
  *
- * Glyph decompose callbacks.
+ * Glyph draw callbacks.
  *
- * _move_to, _line_to and _cubic_to are nessecary to be defined but we
- * can translate _quadratic_to calls to _cubic_to in case isn't defined.
+ * _move_to, _line_to and _cubic_to calls are nessecary to be defined but we
+ * translate _quadratic_to calls to _cubic_to if the callback isn't defined.
  *
  * Since: REPLACEME
  **/