diff --git a/src-tauri/src/networking/relay.rs b/src-tauri/src/networking/relay.rs
index cea7968..adbc7e6 100644
--- a/src-tauri/src/networking/relay.rs
+++ b/src-tauri/src/networking/relay.rs
@@ -103,7 +103,7 @@ async fn run_relay_proxy(
         .await
         .map_err(|e| format!("Proxy connect failed: {}", e))?;
 
-    write_line(&mut stream, &format!("JOIN {} {}", auth_token, target_session)).await?;
+    write_line(&mut stream, &format!("JOIN {} 0 {}", auth_token, target_session)).await?;
     let listener = TcpListener::bind("0.0.0.0:61000")
         .await
         .map_err(|e| format!("Bind failed: {}", e))?;
@@ -242,4 +242,4 @@ pub async fn join_game(
         port: host_port,
     };
     crate::commands::game::launch_game(app, game_state, instance_id, vec![server], vec![]).await
-}
\ No newline at end of file
+}