Merge pull request #938 from bigsassy/master

Fixed minor typo in tutorial documentation.

docs/tutorial/1-serialization.md

@@ -146,7 +146,7 @@ The first thing we need to get started on our Web API is provide a way of serial
 
 The first part of serializer class defines the fields that get serialized/deserialized.  The `restore_object` method defines how fully fledged instances get created when deserializing data.
 
-Notice that we can also use various attributes that would typically be used on form fields, such as `widget=widgets.Testarea`.  These can be used to control how the serializer should render when displayed as an HTML form.  This is particularly useful for controlling how the browsable API should be displayed, as we'll see later in the tutorial.
+Notice that we can also use various attributes that would typically be used on form fields, such as `widget=widgets.Textarea`.  These can be used to control how the serializer should render when displayed as an HTML form.  This is particularly useful for controlling how the browsable API should be displayed, as we'll see later in the tutorial.
 
 We can actually also save ourselves some time by using the `ModelSerializer` class, as we'll see later, but for now we'll keep our serializer definition explicit.