diff --git a/cfig/__init__.py b/cfig/__init__.py
index c21c5b8..edaf9a5 100644
--- a/cfig/__init__.py
+++ b/cfig/__init__.py
@@ -60,8 +60,11 @@ Configuration files of dependencies can be merged into the current
 
 """
 
-
+# noinspection PyUnresolvedReferences
 from .config import *
+# noinspection PyUnresolvedReferences
 from .sources import *
+# noinspection PyUnresolvedReferences
 from .errors import *
+# noinspection PyUnresolvedReferences
 from .customtyping import *
diff --git a/cfig/config.py b/cfig/config.py
index cc92e79..348a463 100644
--- a/cfig/config.py
+++ b/cfig/config.py
@@ -22,7 +22,6 @@ Configuration
     A group of items.
 """
 
-import os
 import lazy_object_proxy
 import typing as t
 import logging