diff --git a/perftests/recv-zeros/main.c b/perftests/recv-zeros/main.c
index ec430161..e374b6e4 100644
--- a/perftests/recv-zeros/main.c
+++ b/perftests/recv-zeros/main.c
@@ -44,7 +44,7 @@ main(int argc, char ** argv)
 	}
 
 	/* Resolve the address. */
-	if ((sa = sock_resolve_one(addr)) == NULL) {
+	if ((sa = sock_resolve_one(addr, 0)) == NULL) {
 		warn0("sock_resolve_one");
 		goto err1;
 	}
diff --git a/spiped/main.c b/spiped/main.c
index 35b410cc..71066b51 100644
--- a/spiped/main.c
+++ b/spiped/main.c
@@ -275,7 +275,7 @@ main(int argc, char * argv[])
 	}
 
 	/* Resolve source address. */
-	while ((sa_s = sock_resolve_one(opt_s)) == NULL) {
+	while ((sa_s = sock_resolve_one(opt_s, 0)) == NULL) {
 		if (!opt_D) {
 			warnp("Error resolving socket address: %s", opt_s);
 			goto err1;
diff --git a/tests/nc-server/simple_server.c b/tests/nc-server/simple_server.c
index c85c934a..8a4d4541 100644
--- a/tests/nc-server/simple_server.c
+++ b/tests/nc-server/simple_server.c
@@ -277,7 +277,7 @@ simple_server(const char * addr, size_t nconn_max, size_t shutdown_after,
 	int sock;
 
 	/* Resolve the address. */
-	if ((sa = sock_resolve_one(addr)) == NULL) {
+	if ((sa = sock_resolve_one(addr, 0)) == NULL) {
 		warn0("sock_resolve_one");
 		goto err0;
 	}