diff --git a/AUTHORS b/AUTHORS
index 44e19bf6..181ad5a3 100644
--- a/AUTHORS
+++ b/AUTHORS
@@ -157,3 +157,4 @@ that much better:
  * Kenneth Falck
  * Lukasz Balcerzak
  * Nicolas Cortot
+ * Alex (https://github.com/kelsta)
diff --git a/docs/changelog.rst b/docs/changelog.rst
index 6aa62148..314967e9 100644
--- a/docs/changelog.rst
+++ b/docs/changelog.rst
@@ -4,6 +4,7 @@ Changelog
 
 Changes in 0.8.X
 ================
+- Fixed update_one write concern (#302)
 - Updated minimum requirement for pymongo to 2.5
 - Add support for new geojson fields, indexes and queries (#299)
 - If values cant be compared mark as changed (#287)
diff --git a/mongoengine/document.py b/mongoengine/document.py
index 143802cc..0e9be56a 100644
--- a/mongoengine/document.py
+++ b/mongoengine/document.py
@@ -1,4 +1,3 @@
-from __future__ import with_statement
 import warnings
 
 import pymongo
diff --git a/tests/document/class_methods.py b/tests/document/class_methods.py
index 83e68ff8..231dd8fd 100644
--- a/tests/document/class_methods.py
+++ b/tests/document/class_methods.py
@@ -1,5 +1,4 @@
 # -*- coding: utf-8 -*-
-from __future__ import with_statement
 import sys
 sys.path[0:0] = [""]
 import unittest
diff --git a/tests/document/indexes.py b/tests/document/indexes.py
index ddc147b3..04d56324 100644
--- a/tests/document/indexes.py
+++ b/tests/document/indexes.py
@@ -1,5 +1,4 @@
 # -*- coding: utf-8 -*-
-from __future__ import with_statement
 import unittest
 import sys
 sys.path[0:0] = [""]
diff --git a/tests/document/instance.py b/tests/document/instance.py
index 06744ab4..d8df0b2d 100644
--- a/tests/document/instance.py
+++ b/tests/document/instance.py
@@ -1,5 +1,4 @@
 # -*- coding: utf-8 -*-
-from __future__ import with_statement
 import sys
 sys.path[0:0] = [""]
 
diff --git a/tests/fields/fields.py b/tests/fields/fields.py
index f7ab63ea..30471566 100644
--- a/tests/fields/fields.py
+++ b/tests/fields/fields.py
@@ -1,5 +1,4 @@
 # -*- coding: utf-8 -*-
-from __future__ import with_statement
 import sys
 sys.path[0:0] = [""]
 
diff --git a/tests/fields/file_tests.py b/tests/fields/file_tests.py
index c5842d81..52bd88ab 100644
--- a/tests/fields/file_tests.py
+++ b/tests/fields/file_tests.py
@@ -1,5 +1,4 @@
 # -*- coding: utf-8 -*-
-from __future__ import with_statement
 import sys
 sys.path[0:0] = [""]
 
diff --git a/tests/queryset/queryset.py b/tests/queryset/queryset.py
index 40aef7ec..dfaae850 100644
--- a/tests/queryset/queryset.py
+++ b/tests/queryset/queryset.py
@@ -1,4 +1,3 @@
-from __future__ import with_statement
 import sys
 sys.path[0:0] = [""]
 
diff --git a/tests/queryset/transform.py b/tests/queryset/transform.py
index bde4b6f1..7886965b 100644
--- a/tests/queryset/transform.py
+++ b/tests/queryset/transform.py
@@ -1,4 +1,3 @@
-from __future__ import with_statement
 import sys
 sys.path[0:0] = [""]
 
diff --git a/tests/queryset/visitor.py b/tests/queryset/visitor.py
index bd81a654..2e9195ec 100644
--- a/tests/queryset/visitor.py
+++ b/tests/queryset/visitor.py
@@ -1,4 +1,3 @@
-from __future__ import with_statement
 import sys
 sys.path[0:0] = [""]
 
diff --git a/tests/test_connection.py b/tests/test_connection.py
index 4b8a3d11..d7926489 100644
--- a/tests/test_connection.py
+++ b/tests/test_connection.py
@@ -1,4 +1,3 @@
-from __future__ import with_statement
 import sys
 sys.path[0:0] = [""]
 import unittest
diff --git a/tests/test_context_managers.py b/tests/test_context_managers.py
index eef63bee..f87d6383 100644
--- a/tests/test_context_managers.py
+++ b/tests/test_context_managers.py
@@ -1,4 +1,3 @@
-from __future__ import with_statement
 import sys
 sys.path[0:0] = [""]
 import unittest
diff --git a/tests/test_dereference.py b/tests/test_dereference.py
index ef5a10d9..e146963f 100644
--- a/tests/test_dereference.py
+++ b/tests/test_dereference.py
@@ -1,5 +1,4 @@
 # -*- coding: utf-8 -*-
-from __future__ import with_statement
 import sys
 sys.path[0:0] = [""]
 import unittest
diff --git a/tests/test_django.py b/tests/test_django.py
index 573c0728..e30fe3c9 100644
--- a/tests/test_django.py
+++ b/tests/test_django.py
@@ -1,4 +1,3 @@
-from __future__ import with_statement
 import sys
 sys.path[0:0] = [""]
 import unittest