diff --git a/setup.py b/setup.py
index 1791fbe2821..6a503c06829 100644
--- a/setup.py
+++ b/setup.py
@@ -47,7 +47,6 @@ def is_macosx_sdk_path(path):
     """
     Returns True if 'path' can be located in an OSX SDK
     """
-    return (path.startswith('/usr/') and not path.startswith('/usr/local')) or path.startswith('/System/')
     return ( (path.startswith('/usr/') and not path.startswith('/usr/local'))
                 or path.startswith('/System/')
                 or path.startswith('/Library/') )