diff --git a/tests/sys/netinet/socket_afinet.c b/tests/sys/netinet/socket_afinet.c
index d45f70165519..47744d69b587 100644
--- a/tests/sys/netinet/socket_afinet.c
+++ b/tests/sys/netinet/socket_afinet.c
@@ -51,6 +51,8 @@ ATF_TC_BODY(socket_afinet_bind_zero, tc)
 	int sd, rc;
 	struct sockaddr_in sin;
 
+	atf_tc_skip("doesn't work when mac_portacl(4) loaded (bug238781)");
+
 	sd = socket(PF_INET, SOCK_DGRAM, 0);
 	ATF_CHECK(sd >= 0);