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# Increase Time \[block.increaseTime]

Jumps forward in time by the given amount of time, in seconds.

## Usage

This example jumps forward in time by the given amount of time, in seconds.

:::code-group
```ts twoslash [example.ts]
import { client } from './viem.config'

const result = await client.block.increaseTime({
  seconds: 420,
})
// @log: '0x1'
```

```ts twoslash [viem.config.ts] filename="viem.config.ts"
import { Client, http, testActions } from 'viem'
import { anvil } from 'viem/chains'

export const client = Client.create({
  chain: anvil,
  transport: http(),
}).extend(testActions())
```
:::

### Standalone Action

Call `Actions.block.increaseTime` directly by passing the Client as the first argument.

:::code-group
```ts twoslash [example.ts]
import { Actions } from 'viem'
import { client } from './viem.config'

const result = await Actions.block.increaseTime(client, {
  seconds: 420,
})
// @log: '0x1'
```

```ts twoslash [viem.config.ts] filename="viem.config.ts"
import { Client, http } from 'viem'
import { anvil } from 'viem/chains'

export const client = Client.create({
  chain: anvil,
  transport: http(),
})
```
:::

## Return Value

`Hex`

The new total offset (in seconds) applied to the block timestamp.

## Parameters

### seconds

* **Type:** `number`

The number of seconds to jump forward in time.

```ts twoslash
import { Actions, Client, http } from 'viem'
import { mainnet } from 'viem/chains'

const client = Client.create({
  chain: mainnet,
  transport: http(),
})
// ---cut---
const result = await Actions.block.increaseTime(client, {
  seconds: 420, // [!code focus]
})
```