diff --git a/examples/net_udp_server_and_client.v b/examples/net_udp_server_and_client.v
index 426b8c3048..e47eaa7c5c 100644
--- a/examples/net_udp_server_and_client.v
+++ b/examples/net_udp_server_and_client.v
@@ -12,7 +12,7 @@ fn main() {
 	mut buf := []u8{len: 100}
 	if is_server {
 		println('UDP echo server, listening for udp packets on port: ${port}')
-		mut c := net.listen_udp(':${port}')!
+		mut c := net.listen_udp('0.0.0.0:${port}')!
 		for {
 			read, addr := c.read(mut buf) or { continue }
 			println('received ${read} bytes from ${addr}')
@@ -23,7 +23,7 @@ fn main() {
 		}
 	} else {
 		println('UDP client, sending packets to port: ${port}.\nType `exit` to exit.')
-		mut c := net.dial_udp('localhost:${port}')!
+		mut c := net.dial_udp('127.0.0.1:${port}')!
 		for {
 			mut line := os.input('client > ')
 			match line {