diff --git a/wp-cron.php b/wp-cron.php
index 21706cbaf2..37d07e8305 100644
--- a/wp-cron.php
+++ b/wp-cron.php
@@ -89,6 +89,14 @@ foreach ( $crons as $timestamp => $cronhooks ) {
 
 			wp_unschedule_event( $timestamp, $hook, $v['args'] );
 
+			/**
+			 * Fires scheduled events.
+			 *
+			 * @since 2.1.0
+			 *
+			 * @param string $hook Name of the hook that was scheduled to be fired.
+			 * @param array $v['args'] The arguments to be passed to the hook.
+			 */
  			do_action_ref_array( $hook, $v['args'] );
 
 			// If the hook ran too long and another cron process stole the lock, quit.