diff --git a/lobby/lobby.go b/lobby/lobby.go
index 7fe5f4b..93a70b5 100644
--- a/lobby/lobby.go
+++ b/lobby/lobby.go
@@ -3,8 +3,6 @@ package lobby
 import (
 	"sync"
 
-	"github.com/google/uuid"
-
 	"git.sunturtle.xyz/studio/shotgun/game"
 	"git.sunturtle.xyz/studio/shotgun/player"
 	"git.sunturtle.xyz/studio/shotgun/serve"
@@ -35,8 +33,7 @@ func (l *Lobby) Game(id GameID) *game.Game {
 // Start begins a new game in the lobby.
 // The caller must be able to distinguish the dealer's and challenger's conns
 // in order to provide correct game start DTOs to each.
-func (l *Lobby) Start(dealer, challenger player.ID) GameID {
-	id := uuid.New()
+func (l *Lobby) Start(id GameID, dealer, challenger player.ID) GameID {
 	g := game.New(dealer, challenger)
 	l.mu.Lock()
 	defer l.mu.Unlock()