diff --git a/slirp/arp_table.c b/slirp/arp_table.c
index 3547043555d050eaf267d2ad34abfd8fe8022ae9..bac608f97f32dfb118eed4acf80e01e5c7528113 100644
--- a/slirp/arp_table.c
+++ b/slirp/arp_table.c
@@ -33,7 +33,7 @@ void arp_table_add(Slirp *slirp, uint32_t ip_addr, uint8_t ethaddr[ETH_ALEN])
     int i;
 
     DEBUG_CALL("arp_table_add");
-    DEBUG_ARG("ip = 0x%x", ip_addr);
+    DEBUG_ARG("ip = %s", inet_ntoa(*(struct in_addr *)&ip_addr));
     DEBUG_ARGS((dfd, " hw addr = %02x:%02x:%02x:%02x:%02x:%02x\n",
                 ethaddr[0], ethaddr[1], ethaddr[2],
                 ethaddr[3], ethaddr[4], ethaddr[5]));
@@ -67,7 +67,7 @@ bool arp_table_search(Slirp *slirp, uint32_t ip_addr,
     int i;
 
     DEBUG_CALL("arp_table_search");
-    DEBUG_ARG("ip = 0x%x", ip_addr);
+    DEBUG_ARG("ip = %s", inet_ntoa(*(struct in_addr *)&ip_addr));
 
     /* If broadcast address */
     if (ip_addr == 0xffffffff || ip_addr == broadcast_addr) {
diff --git a/slirp/socket.c b/slirp/socket.c
index cb7b5b608d476cbd74eb80376496a20354eb59ed..61347d1a0cfe5d562e2445ece3a95390a3f01e27 100644
--- a/slirp/socket.c
+++ b/slirp/socket.c
@@ -701,10 +701,10 @@ tcp_listen(Slirp *slirp, uint32_t haddr, u_int hport, uint32_t laddr,
 	memset(&addr, 0, addrlen);
 
 	DEBUG_CALL("tcp_listen");
-	DEBUG_ARG("haddr = %x", haddr);
-	DEBUG_ARG("hport = %d", hport);
-	DEBUG_ARG("laddr = %x", laddr);
-	DEBUG_ARG("lport = %d", lport);
+	DEBUG_ARG("haddr = %s", inet_ntoa(*(struct in_addr *)&haddr));
+	DEBUG_ARG("hport = %d", ntohs(hport));
+	DEBUG_ARG("laddr = %s", inet_ntoa(*(struct in_addr *)&laddr));
+	DEBUG_ARG("lport = %d", ntohs(lport));
 	DEBUG_ARG("flags = %x", flags);
 
 	so = socreate(slirp);
diff --git a/slirp/udp.c b/slirp/udp.c
index 227d779022521bd3a170d41f0bcf65000435aeae..e5bf065bf23effe955cc10aa96b23c12d6452c26 100644
--- a/slirp/udp.c
+++ b/slirp/udp.c
@@ -241,8 +241,8 @@ int udp_output(struct socket *so, struct mbuf *m,
 	DEBUG_CALL("udp_output");
 	DEBUG_ARG("so = %p", so);
 	DEBUG_ARG("m = %p", m);
-	DEBUG_ARG("saddr = %lx", (long)saddr->sin_addr.s_addr);
-	DEBUG_ARG("daddr = %lx", (long)daddr->sin_addr.s_addr);
+	DEBUG_ARG("saddr = %s", inet_ntoa(saddr->sin_addr));
+	DEBUG_ARG("daddr = %s", inet_ntoa(daddr->sin_addr));
 
 	/*
 	 * Adjust for header