diff --git a/dblayeroo.php b/dblayeroo.php
index e169d36..316e392 100644
--- a/dblayeroo.php
+++ b/dblayeroo.php
@@ -1485,6 +1485,7 @@ class dblayeroo
     // The foreign keys can be defined in the constructor for all the
     // modifications checks. No need to remove them
     //$this->setForeignObj = array ();
+    return $this;
   }
   /* }}} */