# IRPCVaultsAdmin.UpgradeVault

Location: [gRPC API](https://developer.m-files.com/APIs/gRPC-API/index.md) > [Administration API](https://developer.m-files.com/APIs/gRPC-API/admin/index.md) > [Vault management](https://developer.m-files.com/APIs/gRPC-API/Reference/MFiles.IRPCVaultsAdmin/index.md)

HTML version: https://developer.m-files.com/APIs/gRPC-API/Reference/MFiles.IRPCVaultsAdmin/UpgradeVault/

Badges: `Administration API / specialized` `admin` `session` `idempotent`

Upgrades an old document vault to the current version.

- **Service:** [Vault management](https://developer.m-files.com/APIs/gRPC-API/Reference/MFiles.IRPCVaultsAdmin/index.md) `MFiles.IRPCVaultsAdmin`
- **gRPC method:** `/MFiles.IRPCVaultsAdmin/UpgradeVault`
- **HTTP (mf-http-grpc):** `POST /grpc/v1/upgrade-vault`
- **Request:** [`UpgradeVaultRequest`](https://developer.m-files.com/APIs/gRPC-API/Reference/MFiles.IRPCVaultsAdmin/UpgradeVault/index.md#request)
- **Response:** [`UpgradeVaultResponse`](https://developer.m-files.com/APIs/gRPC-API/Reference/MFiles.IRPCVaultsAdmin/UpgradeVault/index.md#response)
- **Book and level:** Administration API, specialized
- **Kind:** admin
- **Session:** Required: the session ID from LogIn in the mfiles-session-id-bin metadata.
- **Idempotent:** yes
- **Returns metadata structure version:** no
- **Streaming:** none (unary)

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## Remarks

- Requires the system administrator server role (server right `manage_vaults`).
- Runs in the call and returns when the upgrade is done. `upgraded` is false if the vault already
  had the current version.

<a id="request"></a>

## Request: UpgradeVaultRequest

> Nested message fields are expanded to depth 3; follow a type link for deeper levels and for the type's own page.

| Field | Type | Description |
|---|---|---|
| `vault` | `string` | The GUID of the vault to upgrade. |

<a id="response"></a>

## Response: UpgradeVaultResponse

> Nested message fields are expanded to depth 3; follow a type link for deeper levels and for the type's own page.

| Field | Type | Description |
|---|---|---|
| `upgraded` | `bool` | If true, the vault was upgraded. If false, the vault was already of the latest version. |