diff --git a/include/matador/object/attribute_definition_generator.hpp b/include/matador/object/attribute_definition_generator.hpp
index 05bf591..937d112 100644
--- a/include/matador/object/attribute_definition_generator.hpp
+++ b/include/matador/object/attribute_definition_generator.hpp
@@ -93,7 +93,7 @@ public:
   }
   template<class Pointer>
   void on_has_one(const char *id, Pointer &x, const utils::foreign_attributes &/*attr*/) {
-    on_foreign_key(id, x);
+    // on_foreign_key(id, x);
   }
 
   template <class Pointer>