diff --git a/dblayeroo.php b/dblayeroo.php
index ac3974b..d08e509 100644
--- a/dblayeroo.php
+++ b/dblayeroo.php
@@ -1499,7 +1499,8 @@ class dblayeroo
     if (! is_object ($object))
       $this->DBException ("Invalid setForeignObj parameter: not an object");
     if (! is_subclass_of ($object, __CLASS__) &&
-        get_class ($object) !== "dblayeroo")
+        get_class ($object) !== "dblayeroo" &&
+        get_class ($object) !== __NAMESPACE__."\dblayeroo")
       $this->DBException (
         "Invalid object provided to setForeignObj (not dblayeroo object)");
     if (! isset ($object->table))