diff --git a/src/octokit/__init__.py b/src/octokit/__init__.py
index 564ab13..5995963 100644
--- a/src/octokit/__init__.py
+++ b/src/octokit/__init__.py
@@ -1,3 +1,4 @@
+import copy
 import datetime
 import json
 import re
@@ -180,10 +181,11 @@ class Octokit(Base):
                 attributes = _response.json()
             except ValueError:
                 attributes = _response.text
-            setattr(self, '_response', _response)
-            setattr(self, 'json', attributes)
-            setattr(self, 'response', self._convert_to_object(attributes))
-            return self
+            new_self = copy.deepcopy(self)
+            setattr(new_self, '_response', _response)
+            setattr(new_self, 'json', attributes)
+            setattr(new_self, 'response', new_self._convert_to_object(attributes))
+            return new_self
 
         _api_call.__name__ = name
         _api_call.__doc__ = definition['description']
diff --git a/tests/test_methods.py b/tests/test_methods.py
index a5e75a7..951f83c 100644
--- a/tests/test_methods.py
+++ b/tests/test_methods.py
@@ -144,15 +144,17 @@ class TestClientMethods(object):
             }
         )
 
-    def test_returned_object_is_self(self, mocker):
+    def test_returned_object_is_not_self_but_a_copy_of_self(self, mocker):
         mocker.patch('requests.patch')
         headers = {'accept': 'application/vnd.github.squirrel-girl-preview', 'Content-Type': 'application/json'}
         data = {'state': 'open'}
-        sut = Octokit().issues.edit(owner='testUser', repo='testRepo', number=1)
+        octokit = Octokit()
+        sut = octokit.issues.edit(owner='testUser', repo='testRepo', number=1)
         requests.patch.assert_called_once_with(
             'https://api.github.com/repos/testUser/testRepo/issues/1', data=json.dumps(data), headers=headers
         )
         assert sut.__class__.__name__ == 'Octokit'
+        assert sut != octokit
 
     def test_returned_object_has_requests_response_object(self, mocker):
         patch = mocker.patch('requests.patch')