diff --git a/pydruid/client.py b/pydruid/client.py
index ae51eab7..5a70353b 100755
--- a/pydruid/client.py
+++ b/pydruid/client.py
@@ -15,6 +15,7 @@
 #
 import json
 import re
+import ssl
 import urllib
 from base64 import b64encode
 
@@ -43,6 +44,13 @@ def set_proxies(self, proxies):
         opener = urllib.request.build_opener(proxy_support)
         urllib.request.install_opener(opener)
 
+    def set_cert_chain(self, certfile, keyfile=None, password=None):
+        context = ssl.create_default_context()
+        context.load_cert_chain(certfile, keyfile, password)
+        handler = urllib.request.HTTPSHandler(context=context)
+        opener = urllib.request.build_opener(handler)
+        urllib.request.install_opener(opener)
+
     def _prepare_url_headers_and_body(self, query):
         querystr = json.dumps(query.query_dict).encode("utf-8")
         if self.url.endswith("/"):
diff --git a/pydruid/db/api.py b/pydruid/db/api.py
index 86b64e5e..9b415f9d 100644
--- a/pydruid/db/api.py
+++ b/pydruid/db/api.py
@@ -204,8 +204,8 @@ def __init__(
         context=None,
         header=False,
         ssl_verify_cert=True,
-        proxies=None,
         ssl_client_cert=None,
+        proxies=None,
     ):
         self.url = url
         self.context = context or {}