diff --git a/update.php b/update.php
index 1b2651203c..19c5d874b2 100644
--- a/update.php
+++ b/update.php
@@ -3,6 +3,7 @@
 use Friendica\Core\Addon;
 use Friendica\Core\Config;
 use Friendica\Core\L10n;
+use Friendica\Core\Logger;
 use Friendica\Core\PConfig;
 use Friendica\Core\Update;
 use Friendica\Core\Worker;