# Update milestone

**PUT /data/milestones/{instance_id}**

Update a milestone with data provided in the request body. JSON format is expected. Requires manager access to the project.


## Servers
- http://api.example.com: http://api.example.com ()


## Authentication methods
- Jwt authorization


## Parameters

#### Path parameters
- **instance_id** (string(uuid))
  


## Body parameters
Content-type: application/json

- **name** (string)
  
- **date** (string(date))
  

## Responses
### 200: Milestone updated successfully

#### Body Parameters: application/json (object)
- **id** (string(uuid))
  
- **name** (string)
  
- **project_id** (string(uuid))
  
- **date** (string(date))
  
- **created_at** (string(date-time))
  
- **updated_at** (string(date-time))
  

### 400: Invalid data format or validation error


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