diff --git a/src/auth.c b/src/auth.c
index 22f090a..6c567e0 100644
--- a/src/auth.c
+++ b/src/auth.c
@@ -1161,7 +1161,7 @@ unsigned long udpresolve(int af, unsigned char * name, unsigned char * value, un
 		k += 4;
 		if(na > 255) na = 255;			/* somebody is very evil */
 		for (j = 0; j < na; j++) {		/* now there should be answers */
-			while(buf[k] < 192 && buf[k] !=0 && (k+buf[k]) < len) k+= buf[k];
+			while(buf[k] < 192 && buf[k] !=0 && (k+buf[k]+14) < len) k+= (buf[k] + 1);
 			if(!buf[k]) k--;
 			if((k+(af == AF_INET6?28:16)) > len) {
 				break;