# Functions

<a id="setprefix"></a>

##  setPrefix

▸ **setPrefix**(prefix: *[Prefix](_address_types_.md#prefix)*): `void`

*Defined in [address/setPrefix.ts:9](https://github.com/polkadot-js/common/blob/c0d646b/packages/keyring/src/address/setPrefix.ts#L9)*

**Parameters:**

| Name | Type |
| ------ | ------ |
| prefix | [Prefix](_address_types_.md#prefix) |

**Returns:** `void`

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