diff --git a/src/wp-includes/post.php b/src/wp-includes/post.php
index 47b86ff855..66b53de8cd 100644
--- a/src/wp-includes/post.php
+++ b/src/wp-includes/post.php
@@ -7437,7 +7437,7 @@ function _publish_post_hook( $post_id ) {
  *
  * @since 3.1.0
  *
- * @param int|WP_Post $post Post ID or post object. Defaults to global $post.
+ * @param int|WP_Post $post Post ID or post object.
  * @return int|false Post parent ID (which can be 0 if there is no parent),
  *                   or false if the post does not exist.
  */