diff --git a/slirp/bootp.c b/slirp/bootp.c
index 3687b7ad..cb3279e1 100644
--- a/slirp/bootp.c
+++ b/slirp/bootp.c
@@ -170,6 +170,7 @@ static void bootp_reply(Slirp *slirp, const struct bootp_t *bp)
     rbp = (struct bootp_t *)m->m_data;
     m->m_data += sizeof(struct udpiphdr);
     memset(rbp, 0, sizeof(struct bootp_t));
+    daddr.sin_addr.s_addr = 0xffffffffu;
 
     if (dhcp_msg_type == DHCPDISCOVER) {
         if (preq_addr.s_addr != htonl(0L)) {
@@ -308,8 +309,6 @@ static void bootp_reply(Slirp *slirp, const struct bootp_t *bp)
     }
     *q = RFC1533_END;
 
-    daddr.sin_addr.s_addr = 0xffffffffu;
-
     m->m_len = sizeof(struct bootp_t) -
         sizeof(struct ip) - sizeof(struct udphdr);
     udp_output2(NULL, m, &saddr, &daddr, IPTOS_LOWDELAY);