# Resize a Compute instance disk **PUT /instance/{id}:resize-disk** This operation resizes a Compute instance's disk volume. Note: the disk can only grow, cannot be shrunk. ## Servers - https://api-ch-gva-2.exoscale.com/v2: https://api-ch-gva-2.exoscale.com/v2 () ## Parameters ### Path parameters - **id** (string(uuid)) ### Body: application/json (object) - **disk-size** (integer(int64)) Instance disk size in GiB ## Responses ### 200 200 #### Body: application/json (object) - **id** (string(uuid)) Operation ID - **reason** (string) Operation failure reason - **reference** (object) Related resource reference - **message** (string) Operation message - **state** (string) Operation status [Powered by Bump.sh](https://bump.sh)