diff --git a/wp-includes/feed.php b/wp-includes/feed.php
index ee180ab86..109416801 100644
--- a/wp-includes/feed.php
+++ b/wp-includes/feed.php
@@ -168,7 +168,7 @@ function get_the_category_rss($type = 'rss') {
foreach ( $cat_names as $cat_name ) {
if ( 'rdf' == $type )
$the_list .= "\n\t\t\n";
- if ( 'atom' == $type )
+ elseif ( 'atom' == $type )
$the_list .= sprintf( '', attribute_escape( apply_filters( 'get_bloginfo_rss', get_bloginfo( 'url' ) ) ), attribute_escape( $cat_name ) );
else
$the_list .= "\n\t\t\n";