# Update Type

PUT /api/v2/projects/{projectId}/crm/notification-types/{notificationTypeId}

Updates a notification type's name or description. Existing contact preferences for it are preserved.

## Request

- projectId: string, path, required — ID of the project that owns the notification type.
- notificationTypeId: string, path, required — ID of the notification type to update.
- changes: object, required — Fields to change on the notification type.
  - name: string, required
  - description: string

## Response

- 200: Successful response
  - createdAt: string, required
  - id: string, required
  - name: string, required
  - projectId: string, required
  - updatedAt: string, required
  - description: string
- 400: Invalid input data
- 401: Authorization not provided
- 403: Insufficient access
- 404: Not found
- 500: Internal server error