diff --git a/crates/lanparty-gateway/src/lib.rs b/crates/lanparty-gateway/src/lib.rs
index 48e34bc..7fcc5ae 100644
--- a/crates/lanparty-gateway/src/lib.rs
+++ b/crates/lanparty-gateway/src/lib.rs
@@ -87,7 +87,7 @@ pub struct GatewayArgs {
     room: RoomCode,
 
     /// Wired LAN interface that will later be opened with AF_PACKET.
-    #[arg(long, alias = "iface")]
+    #[arg(long, visible_alias = "iface")]
     interface: String,
 
     /// Gateway's advertised QUIC datagram budget before relay clamping.