diff --git a/wp-atom.php b/wp-atom.php
index 002a31d209..f3a8c62ebe 100644
--- a/wp-atom.php
+++ b/wp-atom.php
@@ -16,6 +16,7 @@ $more = 1;
   xmlns="http://purl.org/atom/ns#"
   xmlns:dc="http://purl.org/dc/elements/1.1/"
   xml:lang="<?php echo get_option('rss_language'); ?>"
+  <?php do_action('atom_ns'); ?>
   >
 	<title><?php bloginfo_rss('name') ?></title>
 	<link rel="alternate" type="text/html" href="<?php bloginfo_rss('home') ?>" />
@@ -23,7 +24,7 @@ $more = 1;
 	<modified><?php echo mysql2date('Y-m-d\TH:i:s\Z', get_lastpostmodified('GMT'), false); ?></modified>
 	<copyright>Copyright <?php echo mysql2date('Y', get_lastpostdate('blog'), 0); ?></copyright>
 	<generator url="http://wordpress.org/" version="<?php bloginfo_rss('version'); ?>">WordPress</generator>
-	
+	<?php do_action('atom_head'); ?>
 	<?php $items_count = 0; if ($posts) { foreach ($posts as $post) { start_wp(); ?>
 	<entry>
 	  	<author>
@@ -40,6 +41,7 @@ $more = 1;
 		<content type="<?php bloginfo('html_type'); ?>" mode="escaped" xml:base="<?php permalink_single_rss() ?>"><![CDATA[<?php the_content('', 0, '') ?>]]></content>
 <?php endif; ?>
 <?php rss_enclosure(); ?>
+<?php do_action('atom_entry'); ?>
 	</entry>
 	<?php $items_count++; if (($items_count == get_settings('posts_per_rss')) && empty($m)) { break; } } } ?>
 </feed>
diff --git a/wp-rdf.php b/wp-rdf.php
index b5a717f76c..e2fc8884dc 100644
--- a/wp-rdf.php
+++ b/wp-rdf.php
@@ -20,6 +20,7 @@ $more = 1;
 	xmlns:sy="http://purl.org/rss/1.0/modules/syndication/"
 	xmlns:admin="http://webns.net/mvcb/"
 	xmlns:content="http://purl.org/rss/1.0/modules/content/"
+	<?php do_action('rdf_ns'); ?>
 >
 <channel rdf:about="<?php bloginfo_rss("url") ?>">
 	<title><?php bloginfo_rss('name') ?></title>
@@ -30,6 +31,7 @@ $more = 1;
 	<sy:updatePeriod>hourly</sy:updatePeriod>
 	<sy:updateFrequency>1</sy:updateFrequency>
 	<sy:updateBase>2000-01-01T12:00+00:00</sy:updateBase>
+	<?php do_action('rdf_header'); ?>
 	<items>
 		<rdf:Seq>
 		<?php $items_count = 0; if ($posts) { foreach ($posts as $post) { start_wp(); ?>
@@ -51,7 +53,7 @@ $more = 1;
 	<description><?php the_content_rss('', 0, '', get_settings('rss_excerpt_length'), 2) ?></description>
 	<content:encoded><![CDATA[<?php the_content('', 0, '') ?>]]></content:encoded>
 <?php endif; ?>
-	
+	<?php do_action('rdf_item'); ?>
 </item>
 <?php } }  ?>
 </rdf:RDF>
\ No newline at end of file
diff --git a/wp-rss.php b/wp-rss.php
index b7a63efca0..7563b96473 100644
--- a/wp-rss.php
+++ b/wp-rss.php
@@ -21,6 +21,7 @@ $more = 1;
 	<lastBuildDate><?php echo mysql2date('D, d M Y H:i:s +0000', get_lastpostmodified('GMT'), false); ?></lastBuildDate>
 	<docs>http://backend.userland.com/rss092</docs>
 	<language><?php echo get_option('rss_language'); ?></language>
+	<?php do_action('rss_head'); ?>
 
 <?php $items_count = 0; if ($posts) { foreach ($posts as $post) { start_wp(); ?>
 	<item>
@@ -31,6 +32,7 @@ $more = 1;
 		<description><?php the_content_rss('', 0, '', get_settings('rss_excerpt_length')) ?></description>
 <?php } ?>
 		<link><?php permalink_single_rss() ?></link>
+		<?php do_action('rss_item'); ?>
 	</item>
 <?php $items_count++; if (($items_count == get_settings('posts_per_rss')) && empty($m)) { break; } } } ?>
 </channel>
diff --git a/wp-rss2.php b/wp-rss2.php
index 993fa90d95..31d365bee7 100644
--- a/wp-rss2.php
+++ b/wp-rss2.php
@@ -18,6 +18,7 @@ $more = 1;
 	xmlns:content="http://purl.org/rss/1.0/modules/content/"
 	xmlns:wfw="http://wellformedweb.org/CommentAPI/"
 	xmlns:dc="http://purl.org/dc/elements/1.1/"
+	<?php do_action('rss2_ns'); ?>
 >
 
 <channel>
@@ -27,7 +28,7 @@ $more = 1;
 	<pubDate><?php echo mysql2date('D, d M Y H:i:s +0000', get_lastpostmodified('GMT'), false); ?></pubDate>
 	<generator>http://wordpress.org/?v=<?php bloginfo_rss('version'); ?></generator>
 	<language><?php echo get_option('rss_language'); ?></language>
-
+	<?php do_action('rss2_head'); ?>
 	<?php $items_count = 0; if ($posts) { foreach ($posts as $post) { start_wp(); ?>
 	<item>
 		<title><?php the_title_rss() ?></title>
@@ -50,6 +51,7 @@ $more = 1;
 <?php endif; ?>
 		<wfw:commentRSS><?php echo comments_rss(); ?></wfw:commentRSS>
 <?php rss_enclosure(); ?>
+	<?php do_action('rss2_item'); ?>
 	</item>
 	<?php $items_count++; if (($items_count == get_settings('posts_per_rss')) && empty($m)) { break; } } } ?>
 </channel>