diff --git a/src/wp-admin/includes/revision.php b/src/wp-admin/includes/revision.php
index 11b991dbf8..6bc0e77261 100644
--- a/src/wp-admin/includes/revision.php
+++ b/src/wp-admin/includes/revision.php
@@ -284,6 +284,8 @@ function wp_prepare_revisions_for_js( $post, $selected_revision_id, $from = null
  * Print Javascript templates required for the revisions experience.
  *
  * @since 4.1.0
+ *
+ * @global WP_Post $post The global `$post` object.
  */
 function wp_print_revision_templates() {
 	global $post;