diff --git a/AUTHORS b/AUTHORS
index a35fc5f1..60663940 100644
--- a/AUTHORS
+++ b/AUTHORS
@@ -262,3 +262,4 @@ that much better:
  * Jan Stein (https://github.com/janste63)
  * Timothé Perez (https://github.com/AchilleAsh)
  * oleksandr-l5 (https://github.com/oleksandr-l5)
+ * Ido Shraga (https://github.com/idoshr)
diff --git a/docs/guide/querying.rst b/docs/guide/querying.rst
index cf2024a0..e9e1de24 100644
--- a/docs/guide/querying.rst
+++ b/docs/guide/querying.rst
@@ -543,7 +543,10 @@ Documents may be updated atomically by using the
 There are several different "modifiers" that you may use with these methods:
 
 * ``set`` -- set a particular value
+* ``set_on_insert`` -- set only if this is new document  `need to add upsert=True`_
 * ``unset`` -- delete a particular value (since MongoDB v1.3)
+* ``max`` -- update only if value is bigger
+* ``min`` -- update only if value is smaller
 * ``inc`` -- increment a value by a given amount
 * ``dec`` -- decrement a value by a given amount
 * ``push`` -- append a value to a list
@@ -552,6 +555,7 @@ There are several different "modifiers" that you may use with these methods:
 * ``pull`` -- remove a value from a list
 * ``pull_all`` -- remove several values from a list
 * ``add_to_set`` -- add value to a list only if its not in the list already
+* ``rename`` -- rename the key name
 
 .. _depending on the value: http://docs.mongodb.org/manual/reference/operator/update/pop/
 
diff --git a/mongoengine/queryset/base.py b/mongoengine/queryset/base.py
index 5dc47e00..254e0fbf 100644
--- a/mongoengine/queryset/base.py
+++ b/mongoengine/queryset/base.py
@@ -720,7 +720,7 @@ class BaseQuerySet:
         return queryset.filter(pk=object_id).first()
 
     def in_bulk(self, object_ids):
-        """ "Retrieve a set of documents by their ids.
+        """Retrieve a set of documents by their ids.
 
         :param object_ids: a list or tuple of ObjectId's
         :rtype: dict of ObjectId's as keys and collection-specific
diff --git a/tests/queryset/test_queryset.py b/tests/queryset/test_queryset.py
index 1aa4f32a..5add0750 100644
--- a/tests/queryset/test_queryset.py
+++ b/tests/queryset/test_queryset.py
@@ -867,6 +867,21 @@ class TestQueryset(unittest.TestCase):
         assert "Bob" == bob.name
         assert 30 == bob.age
 
+    def test_rename(self):
+        self.Person.drop_collection()
+        self.Person.objects.create(name="Foo", age=11)
+
+        bob = self.Person.objects.as_pymongo().first()
+        assert "age" in bob
+        assert bob["age"] == 11
+
+        self.Person.objects(name="Foo").update(rename__age="person_age")
+
+        bob = self.Person.objects.as_pymongo().first()
+        assert "age" not in bob
+        assert "person_age" in bob
+        assert bob["person_age"] == 11
+
     def test_save_and_only_on_fields_with_default(self):
         class Embed(EmbeddedDocument):
             field = IntField()