diff --git a/rest_framework/fields.py b/rest_framework/fields.py
index 86e8fd9df..d5c8134b0 100644
--- a/rest_framework/fields.py
+++ b/rest_framework/fields.py
@@ -187,7 +187,7 @@ class Field(object):
 
     def field_to_native(self, obj, field_name):
         """
-        Given and object and a field name, returns the value that should be
+        Given an object and a field name, returns the value that should be
         serialized for that field.
         """
         if obj is None: