diff --git a/lib/document_viewer/application.ex b/lib/document_viewer/application.ex
index 72cb748..2ea97ea 100644
--- a/lib/document_viewer/application.ex
+++ b/lib/document_viewer/application.ex
@@ -14,9 +14,9 @@ defmodule DocumentViewer.Application do
       # commenting out so I can start the app or attempt to.
       # Catalog.Supervisor,
       # Start the Endpoint (http/https)
-      DocumentViewerWeb.Endpoint
+      DocumentViewerWeb.Endpoint,
       # Start a worker by calling: DocumentViewer.Worker.start_link(arg)
-      # {DocumentViewer.Worker, arg}
+      {DocumentViewer.Worker, arg}
     ]
 
     # See https://hexdocs.pm/elixir/Supervisor.html