1 files changed, 2 insertions, 2 deletions

diff --git a/sftp.c b/sftp.c
index abc689e8c..ad1f8c84d 100644
--- a/sftp.c
+++ b/sftp.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: sftp.c,v 1.157 2013/10/17 07:35:48 jmc Exp $ */
+/* $OpenBSD: sftp.c,v 1.158 2013/11/20 20:54:10 deraadt Exp $ */
 /*
  * Copyright (c) 2001-2004 Damien Miller <djm@openbsd.org>
  *
@@ -1065,7 +1065,7 @@ makeargv(const char *arg, int *argcp, int sloppy, char *lastquote,
                         error("Too many arguments.");
                         return NULL;
                 }
-                if (isspace(arg[i])) {
+                if (isspace((unsigned char)arg[i])) {
                         if (state == MA_UNQUOTED) {
                                 /* Terminate current argument */
                                 argvs[j++] = '\0';