diff --git a/wp-includes/script-loader.php b/wp-includes/script-loader.php
index a21c56ccef..6d26566200 100644
--- a/wp-includes/script-loader.php
+++ b/wp-includes/script-loader.php
@@ -316,7 +316,7 @@ 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(), '20081008' );
+	$styles->add( 'wp-admin', '/wp-admin/wp-admin.css', array(), '20081013' );
 	$styles->add_data( 'wp-admin', 'rtl', '/wp-admin/rtl.css' );
 
 	$styles->add( 'ie', '/wp-admin/css/ie.css' );
@@ -326,7 +326,7 @@ function wp_default_styles( &$styles ) {
 	$styles->add( 'colors-fresh', '/wp-admin/css/colors-fresh.css' ); // for login.php.  Is there a better way?
 	$styles->add_data( 'colors-fresh', 'rtl', true );
 
-	$styles->add( 'global', '/wp-admin/css/global.css', array(), '20081001' );
+	$styles->add( 'global', '/wp-admin/css/global.css', array(), '20081013' );
 	$styles->add( 'media', '/wp-admin/css/media.css', array(), '20080709' );
 	$styles->add( 'widgets', '/wp-admin/css/widgets.css' );
 	$styles->add( 'dashboard', '/wp-admin/css/dashboard.css', array(), '20081008' );