diff --git a/wp-includes/update.php b/wp-includes/update.php
index 65843271b..6cb2337f3 100644
--- a/wp-includes/update.php
+++ b/wp-includes/update.php
@@ -58,7 +58,7 @@ function wp_version_check() {
 	}
 
 	$local_package = isset( $wp_local_package )? $wp_local_package : '';
-	$url = "http://api.wordpress.org/core/version-check/1.6-beta/?version=$wp_version&php=$php_version&locale=$locale&mysql=$mysql_version&local_package=$local_package&blogs=$num_blogs&users={$user_count['total_users']}&multisite_enabled=$multisite_enabled";
+	$url = "http://api.wordpress.org/core/version-check/1.6/?version=$wp_version&php=$php_version&locale=$locale&mysql=$mysql_version&local_package=$local_package&blogs=$num_blogs&users={$user_count['total_users']}&multisite_enabled=$multisite_enabled";
 
 	$options = array(
 		'timeout' => ( ( defined('DOING_CRON') && DOING_CRON ) ? 30 : 3 ),