diff --git a/src/Bootloader/CycleOrmBootloader.php b/src/Bootloader/CycleOrmBootloader.php
index 90f7c04..ab1ee0b 100644
--- a/src/Bootloader/CycleOrmBootloader.php
+++ b/src/Bootloader/CycleOrmBootloader.php
@@ -84,7 +84,7 @@ private function factory(
         CycleConfig $config
     ): FactoryInterface {
         $relationConfig = new RelationConfig(
-            RelationConfig::getDefault()->toArray() + $config->getCustomRelations()
+            $config->getCustomRelations() + RelationConfig::getDefault()->toArray()
         );
 
         $factory = new Factory(