diff --git a/protocol/tests/round_trips.rs b/protocol/tests/round_trips.rs
index aa61132..356a02e 100644
--- a/protocol/tests/round_trips.rs
+++ b/protocol/tests/round_trips.rs
@@ -82,6 +82,7 @@ fn regtest_handshake() {
 
     let exe_path = bitcoind::exe_path().unwrap();
     let mut conf = bitcoind::Conf::default();
+    conf.args = vec!["-v2transport=1", "-regtest"];
     conf.p2p = bitcoind::P2P::Yes;
     let bitcoind = bitcoind::BitcoinD::with_conf(exe_path, &conf).unwrap();