From b79f2b4b30cac257d0c99b2901c6767857e2cd07 Mon Sep 17 00:00:00 2001
From: Chris Hanson <org/chris-hanson/cph>
Date: Thu, 26 Jan 2017 21:52:44 -0800
Subject: [PATCH] Tweak to use ustrings.

---
 src/runtime/chrset.scm | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/runtime/chrset.scm b/src/runtime/chrset.scm
index df85a6c8d..1b481f10f 100644
--- a/src/runtime/chrset.scm
+++ b/src/runtime/chrset.scm
@@ -547,10 +547,10 @@ USA.
 ;;;; Backwards compatibility
 
 (define (string->char-set string)
-  (scalar-values->char-set (map char->integer (string->list string))))
+  (scalar-values->char-set (map char->integer (ustring->list string))))
 
 (define (char-set->string char-set)
-  (list->string (map integer->char (char-set-members char-set))))
+  (list->ustring (char-set-members char-set)))
 
 (define (char-set-members char-set)
   (guarantee-char-set char-set 'CHAR-SET-MEMBERS)
-- 
2.25.1