diff --git a/stdlib/2/genericpath.pyi b/stdlib/2/genericpath.pyi
index 8def9a201..24bbbba3b 100644
--- a/stdlib/2/genericpath.pyi
+++ b/stdlib/2/genericpath.pyi
@@ -1,10 +1,12 @@
+from typing import AnyStr, List
+
 class _unicode: ...
 
-def exists(path): ...
-def isfile(path): ...
-def isdir(s): ...
-def getsize(filename): ...
-def getmtime(filename): ...
-def getatime(filename): ...
-def getctime(filename): ...
-def commonprefix(m): ...
+def commonprefix(list: List[AnyStr]) -> AnyStr: ...
+def exists(path: unicode) -> bool: ...
+def getatime(path: unicode) -> float: ...
+def getmtime(path: unicode) -> float: ...
+def getctime(path: unicode) -> float: ...
+def getsize(path: unicode) -> int: ...
+def isfile(path: unicode) -> bool: ...
+def isdir(path: unicode) -> bool: ...
diff --git a/stdlib/2/posixpath.pyi b/stdlib/2/posixpath.pyi
index 7db5f673c..06a251c3d 100644
--- a/stdlib/2/posixpath.pyi
+++ b/stdlib/2/posixpath.pyi
@@ -1,4 +1,4 @@
-from typing import Any, AnyStr, List
+from typing import Any
 from genericpath import *  # noqa: F403
 
 curdir = ...  # type: Any
@@ -34,13 +34,3 @@ def realpath(filename): ...
 supports_unicode_filenames = ...  # type: Any
 
 def relpath(path, start=...): ...
-
-# posixpath imports these from genericpath.py:
-def commonprefix(list: List[AnyStr]) -> AnyStr: ...
-def exists(path: unicode) -> bool: ...
-def getatime(path: unicode) -> float: ...
-def getmtime(path: unicode) -> float: ...
-def getctime(path: unicode) -> float: ...
-def getsize(path: unicode) -> int: ...
-def isfile(path: unicode) -> bool: ...
-def isdir(path: unicode) -> bool: ...