diff --git a/os_xenapi/client/session.py b/os_xenapi/client/session.py
index 1050f85..f63516b 100644
--- a/os_xenapi/client/session.py
+++ b/os_xenapi/client/session.py
@@ -88,8 +88,9 @@ class XenAPISession(object):
         self.host_checked = False
         self.is_slave = False
         self.ip = self._get_ip_from_url(url)
-        self.url = self._create_first_session(url, user, pw)
-        self._populate_session_pool(self.url, user, pw)
+        self.url = url
+        self.master_url = self._create_first_session(url, user, pw)
+        self._populate_session_pool(self.master_url, user, pw)
         self.host_ref = self._get_host_ref(self.ip)
         self.host_uuid = self._get_host_uuid()
         self.product_version, self.product_brand = \
diff --git a/os_xenapi/tests/client/test_session.py b/os_xenapi/tests/client/test_session.py
index b4e9ce1..27884a4 100644
--- a/os_xenapi/tests/client/test_session.py
+++ b/os_xenapi/tests/client/test_session.py
@@ -101,7 +101,8 @@ class SessionTestCase(base.TestCase):
         mock_gethostbyname.assert_called_with(fake_ip)
         self.assertEqual('fake_host_ref', xenapi_sess.host_ref)
         self.assertEqual('fake_host_uuid', xenapi_sess.host_uuid)
-        self.assertEqual('http://fake_master_url', xenapi_sess.url)
+        self.assertEqual('http://fake_master_url', xenapi_sess.master_url)
+        self.assertEqual(fake_url, xenapi_sess.url)
 
     @mock.patch.object(session.XenAPISession, '_verify_plugin_version')
     @mock.patch.object(session.XenAPISession, '_get_platform_version')
@@ -142,7 +143,8 @@ class SessionTestCase(base.TestCase):
         mock_gethostbyname.assert_called_with(fake_host_name)
         self.assertEqual('fake_host_ref', xenapi_sess.host_ref)
         self.assertEqual('fake_host_uuid', xenapi_sess.host_uuid)
-        self.assertEqual('http://fake_master_url', xenapi_sess.url)
+        self.assertEqual('http://fake_master_url', xenapi_sess.master_url)
+        self.assertEqual(fake_url, xenapi_sess.url)
 
     @mock.patch.object(session.XenAPISession, '_verify_plugin_version')
     @mock.patch.object(session.XenAPISession, '_get_platform_version')