diff --git a/library/Icinga/Authentication/User/UserBackend.php b/library/Icinga/Authentication/User/UserBackend.php
index 68ca10157..40d76f398 100644
--- a/library/Icinga/Authentication/User/UserBackend.php
+++ b/library/Icinga/Authentication/User/UserBackend.php
@@ -183,7 +183,7 @@ abstract class UserBackend implements Countable
                 $name
             );
         }
-        $resource = ResourceFactory::createResource(ResourceFactory::getResourceConfig($backendConfig->resource));
+        $resource = ResourceFactory::create($backendConfig->resource);
 
         switch ($backendType) {
             case 'db':