X-Git-Url: https://diplodocus.org/git/nmh/blobdiff_plain/936ea154923733d2ff7e863b270a1c15f523249b..fa6bd938ab45ec005b70f3e4b67540331fb94b68:/sbr/mf.c

diff --git a/sbr/mf.c b/sbr/mf.c
index 03360934..c8868178 100644
--- a/sbr/mf.c
+++ b/sbr/mf.c
@@ -739,7 +739,7 @@ contains8bit(const char *p)
     	return 0;
 
     for (; *p; p++) {
-    	if (! isascii(*p))
+	if (! isascii((unsigned char) *p))
 	    return 1;
     }