diff --git a/kernel/mars_net.c b/kernel/mars_net.c
index 35a38435..1b370edc 100644
--- a/kernel/mars_net.c
+++ b/kernel/mars_net.c
@@ -211,7 +211,7 @@ void _set_socketopts(struct socket *sock, struct mars_tcp_params *params, bool i
 		_setsockopt(sock, SOL_SOCKET, IP_FREEBIND, x_true);
 	}
 	sock->sk->sk_rcvtimeo = sock->sk->sk_sndtimeo = params->tcp_timeout * HZ;
-	sock->sk->sk_reuse = 1;
+	sock->sk->sk_reuse = SK_CAN_REUSE;
 	_setsockopt(sock, SOL_SOCKET, SO_SNDBUFFORCE, params->tcp_window_size);
 	_setsockopt(sock, SOL_SOCKET, SO_RCVBUFFORCE, params->tcp_window_size);
 #ifdef CONFIG_MARS_IPv4_TOS