diff --git a/wp-includes/script-loader.php b/wp-includes/script-loader.php
index 886d2edff9..c1afe116e2 100644
--- a/wp-includes/script-loader.php
+++ b/wp-includes/script-loader.php
@@ -308,7 +308,7 @@ function wp_default_styles( &$styles ) {
 
 	$rtl_styles = array( 'global', 'colors', 'dashboard', 'ie', 'install', 'login', 'media', 'theme-editor', 'upload', 'widgets', 'press-this', 'press-this-ie' );
 
-	$styles->add( 'wp-admin', '/wp-admin/wp-admin.css', array(), '20081028' );
+	$styles->add( 'wp-admin', '/wp-admin/wp-admin.css', array(), '20081029' );
 	$styles->add_data( 'wp-admin', 'rtl', '/wp-admin/rtl.css' );
 
 	$styles->add( 'ie', '/wp-admin/css/ie.css' );