# Adjust product stock

<mark style="color:purple;">`PUT`</mark> `https://app.ecwid.com/api/v3/{storeId}/products/{productId}/inventory`&#x20;

<details>

<summary>Request and response example</summary>

Request:

```http
PUT /api/v3/1003/products/39766764/inventory HTTP/1.1
Authorization: Bearer secret_token
Host: app.ecwid.com
Content-Type: application/json
Cache-Control: no-cache

{
    "quantityDelta": -10
}
```

Response:

```json
{
  "updateCount": 1
}
```

</details>

### Required access scopes

Your app must have the following **access scopes** to make this request: `update_catalog`

### Path params

All path params are required.

| Param     | Type   | Description          |
| --------- | ------ | -------------------- |
| storeId   | number | Ecwid store ID.      |
| productId | number | Internal product ID. |

### Query params

All query params are optional.

<table><thead><tr><th width="260">Field</th><th width="102">Type</th><th>Description</th></tr></thead><tbody><tr><td>checkLowStockNotification</td><td>boolean</td><td>Defines if Ecwid should check the quantity of product stock and send the low stock email notification to the store owner.</td></tr></tbody></table>

### Headers

The **Authorization** header is required.

<table><thead><tr><th>Header</th><th width="252">Format</th><th>Description</th></tr></thead><tbody><tr><td>Authorization</td><td><code>Bearer secret_ab***cd</code></td><td>Access token of the application.</td></tr></tbody></table>

### Request JSON

A JSON object with the following fields:

| Field         | Type   | Description                                                                                                                                                                                                                             |
| ------------- | ------ | --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |
| quantityDelta | number | <p>The quantity value for updating product quantity. Positive value increases product stock, a negative one decreases it.<br><br>For example, <code>5</code> adds 5 to the product stock, and <code>-10</code> decreases it for 10.</p> |

### Response JSON

A JSON object with the following fields:

| Field       | Type   | Description                                                                                                                                                                                   |
| ----------- | ------ | --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |
| updateCount | number | <p>The number of updated items that defines if the request was successful.<br><br>One of:</p><p><code>1</code> if the item was updated,</p><p><code>0</code> if the item was not updated.</p> |
| warning     | string | Inventory update warning  displayed if the product stock became negative after the request.                                                                                                   |