diff --git a/source/component/menubar.py b/source/component/menubar.py
index 344b78e..d11ef42 100755
--- a/source/component/menubar.py
+++ b/source/component/menubar.py
@@ -1,4 +1,3 @@
-import os
 import random
 import pygame as pg
 from .. import tool
diff --git a/source/component/plant.py b/source/component/plant.py
index bd9a00b..b4094e3 100755
--- a/source/component/plant.py
+++ b/source/component/plant.py
@@ -1,6 +1,5 @@
 import random
 import pygame as pg
-import os
 from .. import tool
 from .. import constants as c
 
diff --git a/source/component/zombie.py b/source/component/zombie.py
index 33d1f23..1ae465e 100755
--- a/source/component/zombie.py
+++ b/source/component/zombie.py
@@ -1,5 +1,4 @@
 import pygame as pg
-import os
 import random
 from .. import tool
 from .. import constants as c
diff --git a/source/state/screen.py b/source/state/screen.py
index 4a80c78..ebf0883 100644
--- a/source/state/screen.py
+++ b/source/state/screen.py
@@ -1,5 +1,4 @@
 import pygame as pg
-import os
 from .. import tool
 from .. import constants as c