diff --git a/tempest/lib/common/rest_client.py b/tempest/lib/common/rest_client.py
index 0513e90..aa29dfa 100644
--- a/tempest/lib/common/rest_client.py
+++ b/tempest/lib/common/rest_client.py
@@ -94,6 +94,7 @@
         self.build_interval = build_interval
         self.build_timeout = build_timeout
         self.trace_requests = trace_requests
+        self.ca_certs = ca_certs
 
         self._skip_path = False
         self.general_header_lc = set(('cache-control', 'connection',
diff --git a/tempest/lib/services/object_storage/object_client.py b/tempest/lib/services/object_storage/object_client.py
index 383aff6..dcd8e49 100644
--- a/tempest/lib/services/object_storage/object_client.py
+++ b/tempest/lib/services/object_storage/object_client.py
@@ -12,6 +12,7 @@
 #    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
 #    License for the specific language governing permissions and limitations
 #    under the License.
+import ssl
 
 from six.moves import http_client as httplib
 from six.moves.urllib import parse as urlparse
@@ -118,7 +119,7 @@
         path = str(parsed.path) + "/"
         path += "%s/%s" % (str(container), str(object_name))
 
-        conn = _create_connection(parsed)
+        conn = self._create_connection(parsed)
         # Send the PUT request and the headers including the "Expect" header
         conn.putrequest('PUT', path)
 
@@ -151,15 +152,17 @@
 
         return resp.status, resp.reason
 
+    def _create_connection(self, parsed_url):
+        """Helper function to create connection with httplib
 
-def _create_connection(parsed_url):
-    """Helper function to create connection with httplib
+        :param parsed_url: parsed url of the remote location
+        """
+        if parsed_url.scheme == 'https':
+            conn = httplib.HTTPSConnection(
+                parsed_url.netloc,
+                context=ssl.create_default_context(cafile=self.ca_certs),
+            )
+        else:
+            conn = httplib.HTTPConnection(parsed_url.netloc)
 
-    :param parsed_url: parsed url of the remote location
-    """
-    if parsed_url.scheme == 'https':
-        conn = httplib.HTTPSConnection(parsed_url.netloc)
-    else:
-        conn = httplib.HTTPConnection(parsed_url.netloc)
-
-    return conn
+        return conn
diff --git a/tempest/tests/lib/services/object_storage/test_object_client.py b/tempest/tests/lib/services/object_storage/test_object_client.py
index c646d61..d6df243 100644
--- a/tempest/tests/lib/services/object_storage/test_object_client.py
+++ b/tempest/tests/lib/services/object_storage/test_object_client.py
@@ -31,15 +31,18 @@
         self.object_client = object_client.ObjectClient(self.fake_auth,
                                                         'swift', 'region1')
 
-    @mock.patch.object(object_client, '_create_connection')
+    @mock.patch('tempest.lib.services.object_storage.object_client.'
+                'ObjectClient._create_connection')
     def test_create_object_continue_no_data(self, mock_poc):
         self._validate_create_object_continue(None, mock_poc)
 
-    @mock.patch.object(object_client, '_create_connection')
+    @mock.patch('tempest.lib.services.object_storage.object_client.'
+                'ObjectClient._create_connection')
     def test_create_object_continue_with_data(self, mock_poc):
         self._validate_create_object_continue('hello', mock_poc)
 
-    @mock.patch.object(object_client, '_create_connection')
+    @mock.patch('tempest.lib.services.object_storage.object_client.'
+                'ObjectClient._create_connection')
     def test_create_continue_with_no_continue_received(self, mock_poc):
         self._validate_create_object_continue('hello', mock_poc,
                                               initial_status=201)