diff --git a/server/src/tcp_server.erl b/server/src/tcp_server.erl
index 588f212..e1e0da6 100644
--- a/server/src/tcp_server.erl
+++ b/server/src/tcp_server.erl
@@ -22,7 +22,7 @@ child_spec(Port) ->
 	  modules => [?MODULE]}.
 
 init([Port]) ->
-	{ok, Socket} = gen_tcp:listen(Port, [binary, {active, true}]),
+	{ok, Socket} = gen_tcp:listen(Port, [binary, inet6, {active, true}]),
 	Pid = spawn_link(fun() -> acceptor_loop(Socket) end),
 	{ok, #state{socket = Socket, acceptor = Pid}}.