1 files changed, 11 insertions, 0 deletions
diff --git a/setup.py b/setup.py
index f638377..6bdb7b9 100644
--- a/setup.py
+++ b/setup.py
@@ -54,4 +54,15 @@ setup(name='urllib3',
           'tornado',
       ],
       test_suite='test',
+      extras_require={
+          'secure;python_version<="2.7"': [
+              'pyOpenSSL',
+              'ndg-httpsclient',
+              'pyasn1',
+              'certifi',
+          ],
+          'secure;python_version>"2.7"': [
+              'certifi',
+          ],
+      },
       )