diff --git a/config.php.sample b/config.php.sample
index bc5056fc..ee2d8990 100644
--- a/config.php.sample
+++ b/config.php.sample
@@ -9,5 +9,5 @@ define('PSM_BASE_URL', '');
 define('PSM_WEBCRON_KEY', '');
 define('PSM_WEBCRON_ENABLE_IP_WHITELIST', 'true'); // Enable IP whitelisting for calling webcron
 define('PSM_PUBLIC', false);
-define('PSM_UPTIME_ARCHIVE', 'monthly);
+define('PSM_UPTIME_ARCHIVE', 'monthly');