> ## Documentation Index
> Fetch the complete documentation index at: https://dev.puppetvendors.com/llms.txt
> Use this file to discover all available pages before exploring further.

# Update Fulfillment Event

> Update an existing fulfillment event

<Note>
  **V2 Preview** — This endpoint is part of the V2 API preview. Breaking changes may occur.
</Note>

## Overview

Update an existing fulfillment event. `lineItemId` is required in the body to identify the parent line item.

## Path Parameters

<ParamField path="eventId" type="string" required>
  Event ObjectId.
</ParamField>

## Request Body

<ParamField body="lineItemId" type="string" required>
  Parent line item ObjectId.
</ParamField>

<ParamField body="status" type="string">
  One of `in_transit`, `out_for_delivery`, `delivered`, `failed_delivery`.
</ParamField>

<ParamField body="happenedAt" type="string">ISO 8601 timestamp.</ParamField>

<ParamField body="city" type="string" />

<ParamField body="province" type="string" />

<ParamField body="country" type="string" />

<ParamField body="message" type="string" />

## Response

```json 200 theme={null}
{
  "success": true,
  "data": {
    "_id": "507f1f77bcf86cd799439020",
    "status": "delivered"
  }
}
```

## Example

```bash theme={null}
curl -X PUT "https://staging-api.puppetvendors.com/fulfillments/events/507f1f77bcf86cd799439020" \
  -H "x-access-token: YOUR_VENDOR_JWT" \
  -H "Content-Type: application/json" \
  -d '{
    "lineItemId": "507f1f77bcf86cd799439015",
    "status": "delivered"
  }'
```