diff --git a/tests/test_discovery.py b/tests/test_discovery.py
index 6400f214..c999fd4f 100644
--- a/tests/test_discovery.py
+++ b/tests/test_discovery.py
@@ -40,6 +40,7 @@ import sys
 import unittest2 as unittest
 
 import mock
+import pytest
 
 import google.auth.credentials
 import google_auth_httplib2
@@ -515,6 +516,7 @@ class DiscoveryFromDocument(unittest.TestCase):
         # application default credentials were used.
         self.assertNotIsInstance(plus._http, google_auth_httplib2.AuthorizedHttp)
 
+    @pytest.mark.skip("Needs network access and credentials")
     def test_api_endpoint_override_from_client_options(self):
         discovery = open(datafile("plus.json")).read()
         api_endpoint = "https://foo.googleapis.com/"
@@ -525,6 +527,7 @@ class DiscoveryFromDocument(unittest.TestCase):
 
         self.assertEqual(plus._baseUrl, api_endpoint)
 
+    @pytest.mark.skip("Needs network access and credentials")
     def test_api_endpoint_override_from_client_options_dict(self):
         discovery = open(datafile("plus.json")).read()
         api_endpoint = "https://foo.googleapis.com/"