diff --git a/src/wp-includes/class-wp-xmlrpc-server.php b/src/wp-includes/class-wp-xmlrpc-server.php
index 90f1076d09..2e453c9aae 100644
--- a/src/wp-includes/class-wp-xmlrpc-server.php
+++ b/src/wp-includes/class-wp-xmlrpc-server.php
@@ -5079,8 +5079,12 @@ class wp_xmlrpc_server extends IXR_Server {
 	}
 
 	/**
-	 * @param integer $post_ID
-	 * @param array   $enclosure
+	 * Adds an enclosure to a post if it's new.
+	 *
+	 * @since 2.8.0
+	 *
+	 * @param integer $post_ID   Post ID.
+	 * @param array   $enclosure Enclosure data.
 	 */
 	public function add_enclosure_if_new( $post_ID, $enclosure ) {
 		if ( is_array( $enclosure ) && isset( $enclosure['url'] ) && isset( $enclosure['length'] ) && isset( $enclosure['type'] ) ) {