--- a/dns_transmit.c
+++ b/dns_transmit.c
@@ -240,7 +240,7 @@ void dns_transmit_io(struct dns_transmit
 
 int dns_transmit_get(struct dns_transmit *d,const iopause_fd *x,const struct taia *when)
 {
-  char udpbuf[513];
+  char udpbuf[4097];
   unsigned char ch;
   int r;
   int fd;