diff --git a/src/wp-includes/default-filters.php b/src/wp-includes/default-filters.php
index 423db4d540..c6df246adb 100644
--- a/src/wp-includes/default-filters.php
+++ b/src/wp-includes/default-filters.php
@@ -331,11 +331,11 @@ if ( ! defined( 'DOING_CRON' ) ) {
 }
 
 // 2 Actions 2 Furious
-add_action( 'do_feed_rdf', 'do_feed_rdf', 10, 1 );
-add_action( 'do_feed_rss', 'do_feed_rss', 10, 1 );
+add_action( 'do_feed_rdf', 'do_feed_rdf', 10 );
+add_action( 'do_feed_rss', 'do_feed_rss', 10 );
 add_action( 'do_feed_rss2', 'do_feed_rss2', 10, 1 );
 add_action( 'do_feed_atom', 'do_feed_atom', 10, 1 );
-add_action( 'do_pings', 'do_all_pings', 10, 1 );
+add_action( 'do_pings', 'do_all_pings', 10 );
 add_action( 'do_robots', 'do_robots' );
 add_action( 'set_comment_cookies', 'wp_set_comment_cookies', 10, 3 );
 add_action( 'sanitize_comment_cookies', 'sanitize_comment_cookies' );
@@ -354,7 +354,7 @@ add_action( 'publish_post', '_publish_post_hook', 5, 1 );
 add_action( 'transition_post_status', '_transition_post_status', 5, 3 );
 add_action( 'transition_post_status', '_update_term_count_on_transition_post_status', 10, 3 );
 add_action( 'comment_form', 'wp_comment_form_unfiltered_html_nonce' );
-add_action( 'admin_init', 'send_frame_options_header', 10, 0 );
+add_action( 'admin_init', 'send_frame_options_header', 10 );
 add_action( 'welcome_panel', 'wp_welcome_panel' );
 
 // Privacy