diff --git a/src/rooms/commands/EndGameCommand.ts b/src/rooms/commands/EndGameCommand.ts
index eaa19d1..aae1e16 100644
--- a/src/rooms/commands/EndGameCommand.ts
+++ b/src/rooms/commands/EndGameCommand.ts
@@ -9,5 +9,7 @@ export class EndGameCommand extends Command<PuzzleGameState, {}> {
   async execute() {
     this.state.updateGameState(GameStateConst.STATE_GAME_OVER)
     this.room.broadcast('endgame', {})
+    await this.room.setPrivate(true)
+    await this.room.lock()
   }
 }