diff --git a/wp-admin/admin-ajax.php b/wp-admin/admin-ajax.php
index 9662a3e189..3cd167129b 100644
--- a/wp-admin/admin-ajax.php
+++ b/wp-admin/admin-ajax.php
@@ -70,25 +70,25 @@ if ( ! empty( $_POST['action'] ) && in_array( $_POST['action'], $core_actions_po
 add_action( 'wp_ajax_nopriv_heartbeat', 'wp_ajax_nopriv_heartbeat', 1 );
 
 if ( is_user_logged_in() ) {
-    /**
-     * Fires authenticated AJAX actions for logged-in users.
+	/**
+	 * Fires authenticated AJAX actions for logged-in users.
 	 *
 	 * The dynamic portion of the hook name, $_REQUEST['action'],
 	 * refers to the name of the AJAX action callback being fired.
-     *
-     * @since 2.1
-     */
-    do_action( 'wp_ajax_' . $_REQUEST['action'] );
+	 *
+	 * @since 2.1.0
+	 */
+	do_action( 'wp_ajax_' . $_REQUEST['action'] );
 } else {
-    /**
-     * Fires non-authenticated AJAX actions for logged-out users.
+	/**
+	 * Fires non-authenticated AJAX actions for logged-out users.
 	 *
 	 * The dynamic portion of the hook name, $_REQUEST['action'],
 	 * refers to the name of the AJAX action callback being fired.
 	 *
-     * @since 2.8
-     */
-    do_action( 'wp_ajax_nopriv_' . $_REQUEST['action'] );
+	 * @since 2.8.0
+	 */
+	do_action( 'wp_ajax_nopriv_' . $_REQUEST['action'] );
 }
 // Default status
 die( '0' );