diff --git a/include/wordsplit.h b/include/wordsplit.h
index d13ec3c..7229df3 100644
--- a/include/wordsplit.h
+++ b/include/wordsplit.h
@@ -26,9 +26,11 @@ typedef struct wordsplit wordsplit_t;
    provide return values when the function returns.  If neither mark is
    used, the member is internal and must not be used by the caller.
 
-   In the comments below, the
-   identifiers in parentheses indicate bits that must be set (or unset, if
-   starting with !) in the ws_flags to initialize or use the given member.
+   In the comments below, the identifiers in parentheses indicate bits that
+   must be set (or unset, if starting with !) in ws_flags (if starting with
+   WRDSF_) or ws_options (if starting with WRDSO_) to initialize or use the
+   given member.
+   
    If not redefined explicitly, most of them are set to some reasonable
    default value upon entry to wordsplit(). */
 struct wordsplit