Title: rss_update_frequency
Published: December 18, 2014
Last modified: May 20, 2026

---

# apply_filters( ‘rss_update_frequency’, string $frequency )

## In this article

 * [Parameters](https://developer.wordpress.org/reference/hooks/rss_update_frequency/?output_format=md#parameters)
 * [Source](https://developer.wordpress.org/reference/hooks/rss_update_frequency/?output_format=md#source)
 * [Changelog](https://developer.wordpress.org/reference/hooks/rss_update_frequency/?output_format=md#changelog)

[ Back to top](https://developer.wordpress.org/reference/hooks/rss_update_frequency/?output_format=md#wp--skip-link--target)

Filters the RSS update frequency.

## 󠀁[Parameters](https://developer.wordpress.org/reference/hooks/rss_update_frequency/?output_format=md#parameters)󠁿

 `$frequency`string

An integer passed as a string representing the frequency of RSS updates within the
update period. Default `'1'`.

## 󠀁[Source](https://developer.wordpress.org/reference/hooks/rss_update_frequency/?output_format=md#source)󠁿

    ```php
    echo apply_filters( 'rss_update_frequency', $frequency );
    ```

[View all references](https://developer.wordpress.org/reference/files/wp-includes/feed-rss2.php/)
[View on Trac](https://core.trac.wordpress.org/browser/tags/7.0/src/wp-includes/feed-rss2.php#L74)
[View on GitHub](https://github.com/WordPress/wordpress-develop/blob/7.0/src/wp-includes/feed-rss2.php#L74-L74)

## 󠀁[Changelog](https://developer.wordpress.org/reference/hooks/rss_update_frequency/?output_format=md#changelog)󠁿

| Version | Description | 
| [2.1.0](https://developer.wordpress.org/reference/since/2.1.0/) | Introduced. |

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