diff --git a/apiclient/errors.py b/apiclient/errors.py
index 6a91e1e..054629b 100644
--- a/apiclient/errors.py
+++ b/apiclient/errors.py
@@ -43,7 +43,6 @@
     return '<HttpError %s "%s">' % (self.resp.status, self._get_reason())
 
   __str__ = __repr__
-  
 
 
 class UnknownLinkType(Error):
diff --git a/tests/test_json_model.py b/tests/test_json_model.py
index 5ce9b63..c9c9b7d 100644
--- a/tests/test_json_model.py
+++ b/tests/test_json_model.py
@@ -114,7 +114,7 @@
     model = JsonModel()
     resp = httplib2.Response({'status': '401'})
     resp.reason = 'Unauthorized'
-    content = '{"error": "not authorized"}'
+    content = '{"error": {"message": "not authorized"}}'
 
     try:
       content = model.response(resp, content)
diff --git a/tests/test_mocks.py b/tests/test_mocks.py
index 3216a06..91450ee 100644
--- a/tests/test_mocks.py
+++ b/tests/test_mocks.py
@@ -61,7 +61,7 @@
       activity = buzz.activities().list(scope='@self', userId='@me').execute()
       self.fail('An exception should have been thrown')
     except HttpError, e:
-      self.assertEqual('500 Server Error', e.detail)
+      self.assertEqual('{}', e.content)
       self.assertEqual(500, e.resp.status)
       self.assertEqual('Server Error', e.resp.reason)