diff --git a/phpBB/includes/functions.php b/phpBB/includes/functions.php
index 36610b1be7..170053c4f5 100644
--- a/phpBB/includes/functions.php
+++ b/phpBB/includes/functions.php
@@ -182,8 +182,8 @@ function unique_id($extra = 'c')
 
 	if ($dss_seeded !== true && ($config['rand_seed_last_update'] < time() - rand(1,10)))
 	{
-		set_config('rand_seed', $config['rand_seed'], true);
 		set_config('rand_seed_last_update', time(), true);
+		set_config('rand_seed', $config['rand_seed'], true);
 		$dss_seeded = true;
 	}