# Update card PIN

**PATCH** `/issuing/cards/{card_id}/pin`

Update a debit card's PIN.

### Path Parameters

- `card_id` `string` _(required)_ — Unique identifier for the card.

### Body Parameters

- `encrypted_pin` `string` _(required)_ — The base64-encoded encrypted PIN

**Request**

```shell
curl 'https://api.column.com/issuing/cards/<card_id>/pin' \
  -XPATCH \
  -u :<YOUR API KEY>
```

**Response 200**

```json
{}
```