diff --git a/api/FilterLists.Api/Controllers/ListsController.cs b/api/FilterLists.Api/Controllers/ListsController.cs
index 89facc0f4..673fd8e47 100644
--- a/api/FilterLists.Api/Controllers/ListsController.cs
+++ b/api/FilterLists.Api/Controllers/ListsController.cs
@@ -3,6 +3,7 @@
 
 namespace FilterLists.Api.Controllers
 {
+    //TODO: migrate controllers to separate projects by version, use dependency injection
     //TODO: automate URL versioning
     [Route("v1/[controller]")]
     public class ListsController : Controller