1 files changed, 9 insertions, 0 deletions
diff --git a/setup.cfg b/setup.cfg
index 25a6815..ca24a71 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -6,11 +6,20 @@ cover-package = urllib3
 cover-erase = true
 
 [flake8]
+exclude = ./docs/conf.py,./test/*,./urllib3/packages/*
 max-line-length = 99
 
 [wheel]
 universal = 1
 
+[metadata]
+provides-extra = secure
+requires-dist = 
+	pyOpenSSL>=0.13; python_version<="2.7" and extra == 'secure'
+	ndg-httpsclient; python_version<="2.7" and extra == 'secure'
+	pyasn1; python_version<="2.7" and extra == 'secure'
+	certifi; extra == 'secure'
+
 [egg_info]
 tag_build = 
 tag_date = 0