> ## Documentation Index
> Fetch the complete documentation index at: https://docs.polygon.technology/llms.txt
> Use this file to discover all available pages before exploring further.

# approveAllForMintable

> The approveAllForMintable method can be used to approve all mintable tokens on root token.

The `approveAllForMintable` method can be used to approve all mintable tokens on root token.

```js theme={null}
const erc115RootToken = posClient.erc115(<root token address>,true);

const approveResult = await erc115RootToken.approveAllForMintable();

const txHash = await approveResult.getTransactionHash();

const txReceipt = await approveResult.getReceipt();

```