diff --git a/wp-includes/script-loader.php b/wp-includes/script-loader.php
index 88472075d..f2c5d806c 100644
--- a/wp-includes/script-loader.php
+++ b/wp-includes/script-loader.php
@@ -98,7 +98,7 @@ function wp_default_scripts( &$scripts ) {
 		'l10n_print_after' => 'try{convertEntities(wpAjax);}catch(e){};'
 	) );
 
-	$scripts->add( 'autosave', "/wp-includes/js/autosave$suffix.js", array('schedule', 'wp-ajax-response'), '20100205' );
+	$scripts->add( 'autosave', "/wp-includes/js/autosave$suffix.js", array('schedule', 'wp-ajax-response'), '20100410' );
 	$scripts->add_data( 'autosave', 'group', 1 );
 
 	$scripts->add( 'wp-lists', "/wp-includes/js/wp-lists$suffix.js", array('wp-ajax-response'), '20091128' );