> Documentation index: [Saleor](/llms.txt) · [This section](/api-reference/discounts/llms.txt)
> Source: https://docs.saleor.io/api-reference/discounts/mutations/promotion-update

# promotionUpdate Mutation

Updates an existing promotion.

Requires the MANAGE\_DISCOUNTS permission.

Triggers the following webhook events:

-   PROMOTION\_UPDATED (async): A promotion was updated.
-   PROMOTION\_STARTED (async): Optionally called if promotion was started.
-   PROMOTION\_ENDED (async): Optionally called if promotion was ended.

```graphql
promotionUpdate(
  id: ID!
  input: PromotionUpdateInput!
): PromotionUpdate
```

Details

```graphql
type PromotionUpdate {
  errors: [PromotionUpdateError!]!
  promotion: Promotion
}
```

<a id="arguments"></a>

### Arguments

<a id="id"></a>

#### [`id`](#id) ● [`ID!`](/api-reference/miscellaneous/scalars/id.md)

ID of the promotion to update.

<a id="input"></a>

#### [`input`](#input) ● [`PromotionUpdateInput!`](/api-reference/miscellaneous/inputs/promotion-update-input.md)

Fields required to update a promotion.

<a id="type"></a>

### Type

<a id="promotionupdate"></a>

#### [`PromotionUpdate`](/api-reference/discounts/objects/promotion-update.md)

Updates an existing promotion.

Requires the MANAGE\_DISCOUNTS permission.

Triggers the following webhook events:

-   PROMOTION\_UPDATED (async): A promotion was updated.
-   PROMOTION\_STARTED (async): Optionally called if promotion was started.
-   PROMOTION\_ENDED (async): Optionally called if promotion was ended.