diff --git a/rel/config.exs b/rel/config.exs
index 7eab178..220175f 100644
--- a/rel/config.exs
+++ b/rel/config.exs
@@ -48,7 +48,7 @@ end
 release :dough do
   set version: current_version(:dough)
   set applications: [
-    :runtime_tools
+    :runtime_tools, :socket
   ]
 end