diff --git a/library/Icinga/Repository/DbRepository.php b/library/Icinga/Repository/DbRepository.php
index 01898bd4b..5a8fdf9d1 100644
--- a/library/Icinga/Repository/DbRepository.php
+++ b/library/Icinga/Repository/DbRepository.php
@@ -3,6 +3,7 @@
 
 namespace Icinga\Repository;
 
+use Icinga\Exception\QueryException;
 use Zend_Db_Expr;
 use Icinga\Data\Db\DbConnection;
 use Icinga\Data\Extensible;