--- a/setup.py
+++ b/setup.py
@@ -70,7 +70,7 @@ def cfg_to_args(path='setup.cfg'):
     config = RawConfigParser()
     f = codecs.open(path, encoding='utf-8')
     try:
-        config.readfp(f)
+        config.read_file(f)
     finally:
         f.close()