diff --git a/src/wp-includes/ms-functions.php b/src/wp-includes/ms-functions.php
index 9707818787..3d670188cd 100644
--- a/src/wp-includes/ms-functions.php
+++ b/src/wp-includes/ms-functions.php
@@ -132,13 +132,16 @@ function get_blog_count( $network_id = null ) {
 }
 
 /**
- * Get a blog post from any site on the network.
+ * Gets a blog post from any site on the network.
+ *
+ * This function is similar to get_post(), except that it can retrieve a post
+ * from any site on the network, not just the current site.
  *
  * @since MU (3.0.0)
  *
  * @param int $blog_id ID of the blog.
  * @param int $post_id ID of the post being looked for.
- * @return WP_Post|null WP_Post on success or null on failure
+ * @return WP_Post|null WP_Post object on success, null on failure
  */
 function get_blog_post( $blog_id, $post_id ) {
 	switch_to_blog( $blog_id );