# Update subtask

Updates the matching subtask.

Endpoint: PUT /projects/{project_id}/assignments/{assignment_id}/subtasks/{subtask_id}
Version: v1
Security: AuthToken

## Header parameters:

  - `Content-Type` (string, required)
    Enum: "application/json"

## Path parameters:

  - `project_id` (integer, required)
    Unique identifier for the resource instance.
    Example: 1234567

  - `assignment_id` (integer, required)
    Unique identifier for the resource instance.
    Example: 889

  - `subtask_id` (integer, required)
    Unique identifier for the resource instance.
    Example: 6789012345

## Request fields (application/json):

  - `description` (string)
    Identifies the subtask.
    Example: "Assess risks"

  - `completed` (boolean)
    This is true if the subtask is done; otherwise, it's false.