diff --git a/ui/lib/ui_web/channels/morse_progress_channel.ex b/ui/lib/ui_web/channels/morse_progress_channel.ex
index 90fb6eb..0ac0ce6 100644
--- a/ui/lib/ui_web/channels/morse_progress_channel.ex
+++ b/ui/lib/ui_web/channels/morse_progress_channel.ex
@@ -2,6 +2,6 @@ defmodule UiWeb.MorseProgressChannel do
   use UiWeb, :channel
 
   def join(channel_name, _params, socket) do
-    {:ok, channel: channel_name, socket}
+    {:ok, %{channel: channel_name}, socket}
   end
 end