# Update a Customer

**PUT /api/customer/{uuid}.json**

Update a record in the address book.  To include custom fields and their values, add the `custom_fields` object and use the custom field's uuid (found [here](#tag/Customers/operation/Retrieve_a_List_of_Custom_Fields)) and the value you want to set within the object.


## Servers
- Production: https://application.textline.com (Production)



## Parameters

### Path parameters

- **uuid** (string)
  Identifier of the Customer to perform action with.



### Body: application/json (object)

- **customer** (object)



## Responses
### 200
OK

#### Body: application/json (object)
- **customer** (object)



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