diff --git a/wp-includes/class-wp-xmlrpc-server.php b/wp-includes/class-wp-xmlrpc-server.php
index 300f5f5ca2..f73acdc8ea 100644
--- a/wp-includes/class-wp-xmlrpc-server.php
+++ b/wp-includes/class-wp-xmlrpc-server.php
@@ -887,7 +887,7 @@ class wp_xmlrpc_server extends IXR_Server {
 	 *      - post_status (default: 'draft')
 	 *      - post_title
 	 *      - post_author
-	 *      - post_exerpt
+	 *      - post_excerpt
 	 *      - post_content
 	 *      - post_date_gmt | post_date
 	 *      - post_format