diff --git a/e2fsprogs/old_e2fsprogs/uuid/gen_uuid.c b/e2fsprogs/old_e2fsprogs/uuid/gen_uuid.c
index 03a9f37..4310c17 100644
--- a/e2fsprogs/old_e2fsprogs/uuid/gen_uuid.c
+++ b/e2fsprogs/old_e2fsprogs/uuid/gen_uuid.c
@@ -165,7 +165,7 @@
 	n = ifc.ifc_len;
 	for (i = 0; i < n; i+= ifreq_size(*ifrp) ) {
 		ifrp = (struct ifreq *)((char *) ifc.ifc_buf+i);
-		strncpy(ifr.ifr_name, ifrp->ifr_name, IFNAMSIZ);
+		strncpy_IFNAMSIZ(ifr.ifr_name, ifrp->ifr_name);
 #ifdef SIOCGIFHWADDR
 		if (ioctl(sd, SIOCGIFHWADDR, &ifr) < 0)
 			continue;