diff --git a/elixir/apps/domain/lib/domain/config/definitions.ex b/elixir/apps/domain/lib/domain/config/definitions.ex
index 58cc028b5..8cd2e8d0f 100644
--- a/elixir/apps/domain/lib/domain/config/definitions.ex
+++ b/elixir/apps/domain/lib/domain/config/definitions.ex
@@ -607,7 +607,7 @@ defmodule Domain.Config.Definitions do
     dump: fn map ->
       Dumper.keyword(map)
       |> Keyword.update(:tls_options, nil, &Dumper.dump_ssl_opts/1)
-      |> Keyword.update(:sockopts, nil, &Dumper.dump_ssl_opts/1)
+      |> Keyword.update(:sockopts, [], &Dumper.dump_ssl_opts/1)
     end
   )