From 8bde0c0e539594db177c37290e76045a9d4ca286 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Wilson=20J=C3=BAnior?= <wilsonpjunior@gmail.com>
Date: Mon, 23 Jul 2012 12:31:47 -0300
Subject: [PATCH] Small fix in SequenceField

---
 mongoengine/fields.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/mongoengine/fields.py b/mongoengine/fields.py
index ba8ff2dd..42f11ea9 100644
--- a/mongoengine/fields.py
+++ b/mongoengine/fields.py
@@ -1289,7 +1289,7 @@ class SequenceField(IntField):
             instance._data[self.name] = value
             instance._mark_as_changed(self.name)
 
-        return value
+        return int(value) if value else None
 
     def __set__(self, instance, value):