diff --git a/robotgame/level2.py b/robotgame/level2.py
index f137277..c3e7e88 100644
--- a/robotgame/level2.py
+++ b/robotgame/level2.py
@@ -28,11 +28,19 @@ class Level2(level.Level):
         self.draw_background()
 
         bonus = level_bonus.Level(self.game, self.graphics_dir)
+
+        def f():
+            self._update = self.update
+            self.update = lambda *args: None
+            def g():
+                self.update = self._update
+                bonus.enter(self)
+            fadeout.Fadeout(self.game, g)
+
         self.objects.append(
             lever.Lever(
                 self, 64 * 2, 48 * 3,
-                [lambda setting:
-                     fadeout.Fadeout(self.game, lambda: bonus.enter(self))],
+                [lambda setting: f()],
                 toggling=False,
                 anim='lever_updown'))
 
diff --git a/robotgame/level_bonus.py b/robotgame/level_bonus.py
index 49c32a6..128eec9 100644
--- a/robotgame/level_bonus.py
+++ b/robotgame/level_bonus.py
@@ -59,10 +59,18 @@ class Level(level.Level):
             self.objects.append(block.Block(self, 64 * x, 48 * y,
                                             self.imgs['block1'], movable=True))
 
+        def f():
+            self._update = self.update
+            self.update = lambda *args: None
+            def g():
+                self.update = self._update
+                self.exit()
+            fadeout.Fadeout(self.game, g)
+            
         self.objects.append(
             lever.Lever(
                 self, 64, 48,
-                [lambda setting: fadeout.Fadeout(self.game, self.exit)],
+                [lambda setting: f()],
                 toggling=False,
                 anim='lever_updown'))