diff --git a/thefuck/system/__init__.py b/thefuck/system/__init__.py
index cc4698ac..bb13c30b 100644
--- a/thefuck/system/__init__.py
+++ b/thefuck/system/__init__.py
@@ -2,6 +2,6 @@ import sys
 
 
 if sys.platform == 'win32':
-    from .win32 import *
+    from .win32 import *  # noqa: F401,F403
 else:
-    from .unix import *
+    from .unix import *  # noqa: F401,F403