1 files changed, 1 insertions, 1 deletions

diff --git a/src/mac.c b/src/mac.c
index 203b47a1975..b4eb2d53dd5 100644
--- a/src/mac.c
+++ b/src/mac.c
@@ -4144,7 +4144,7 @@ nil.  */)
   src_encoding = get_cfstring_encoding_from_lisp (source);
   tgt_encoding = get_cfstring_encoding_from_lisp (target);
 
-  string = string_make_unibyte (string);
+  string = Fstring_as_unibyte (string);
   if (src_encoding != kCFStringEncodingInvalidId
       && tgt_encoding != kCFStringEncodingInvalidId)
     str = CFStringCreateWithBytes (NULL, SDATA (string), SBYTES (string),