diff --git a/start.py b/start.py
index 273ee7e..c788cb2 100644
--- a/start.py
+++ b/start.py
@@ -32,7 +32,7 @@ class Game:
             self.screen.fill(GameConfig.bg_color)
 
             # 场景每帧更新逻辑运行
-            MainMenuScene(self.screen)
+            MainMenuScene(self.screen).update()
 
             # 更新显示
             pygame.display.update()