diff --git a/library/Director/Import/Sync.php b/library/Director/Import/Sync.php
index b81693b5..d7b518a6 100644
--- a/library/Director/Import/Sync.php
+++ b/library/Director/Import/Sync.php
@@ -5,6 +5,7 @@ namespace Icinga\Module\Director\Import;
 use Exception;
 use Icinga\Data\Filter\Filter;
 use Icinga\Module\Director\Db;
+use Icinga\Module\Director\Db\Cache\PrefetchCache;
 use Icinga\Module\Director\Objects\IcingaObject;
 use Icinga\Module\Director\Objects\ImportSource;
 use Icinga\Module\Director\Objects\IcingaService;
@@ -481,6 +482,8 @@ class Sync
             return $this->objects;
         }
 
+        PrefetchCache::initialize($this->db);
+
         $this->raiseLimits()
              ->startMeasurements()
              ->fetchSyncProperties()