# LSET

> Set a value at a specific index.

## Arguments

<ParamField body="key" type="string" required>
  The key of the list.
</ParamField>

<ParamField body="index" type="number" required>
 At which index to set the value.
</ParamField>


<ParamField body="data" type="TValue" required>
  The value to set.
</ParamField>

## Response

<ResponseField type="OK" required>
  `OK`
</ResponseField>

<RequestExample>
```ts Example 
await redis.lpush("key", "a", "b", "c"); 
await redis.lset("key", 1, "d"); 

// list is now ["a", "d", "c"]
 ```
</RequestExample>