diff --git a/src/quicer.erl b/src/quicer.erl
index e161450e..e3966feb 100644
--- a/src/quicer.erl
+++ b/src/quicer.erl
@@ -1285,7 +1285,7 @@ stats_map(_) ->
     undefined.
 
 default_stream_opts() ->
-    #{active => true}.
+    #{active => true, start_flag => ?QUIC_STREAM_START_FLAG_SHUTDOWN_ON_FAIL}.
 
 default_conn_opts() ->
     #{
diff --git a/test/prop_stateful_client_conn.erl b/test/prop_stateful_client_conn.erl
index d816f715..a3dbca0e 100644
--- a/test/prop_stateful_client_conn.erl
+++ b/test/prop_stateful_client_conn.erl
@@ -191,11 +191,11 @@ postcondition(
 ) ->
     Owner =/= self();
 postcondition(
-    #{owner := Owner, state := connected},
-    {call, quicer, controlling_process, [_, _]},
+    #{owner := _, state := connected},
+    {call, quicer, controlling_process, [_, NewOwner]},
     {error, owner_dead}
 ) ->
-    Owner =/= self();
+    NewOwner =/= self();
 %% postcondition(#{owner := Owner, state := closed} = State, {call, quicer, controlling_process, [_, _]}, {error, not_owner}) ->
 %%     true;
 postcondition(#{handle := H, state := connected}, {call, quicer, get_connections, _}, Conns) ->
diff --git a/test/prop_stateful_server_conn.erl b/test/prop_stateful_server_conn.erl
index 94fc3b8c..c1ce4a0e 100644
--- a/test/prop_stateful_server_conn.erl
+++ b/test/prop_stateful_server_conn.erl
@@ -36,25 +36,27 @@
 prop_server_state_test(opts) ->
     [{numtests, 2000}].
 prop_server_state_test() ->
-    %% dbg:tracer(process, {fun dbg:dhandler/2,group_leader()}),
-    %% dbg:p(self(), c),
-    %% dbg:tp(quicer, cx),
     process_flag(trap_exit, true),
-    {ok, L} = quicer:listen(?PORT, default_listen_opts()),
-    put(listener, L),
-    ?FORALL(
-        Cmds,
-        commands(?MODULE),
-        begin
-            {History, State, Result} = run_commands(?MODULE, Cmds),
-            ?WHENFAIL(
-                io:format(
-                    "History: ~p\nState: ~p\nResult: ~p\n",
-                    [History, State, Result]
-                ),
-                aggregate(command_names(Cmds), Result =:= ok)
-            )
-        end
+    ?SETUP(
+        fun() ->
+            {ok, L} = quicer:listen(?PORT, default_listen_opts()),
+            put(listener, L),
+            fun() -> quicer:close_listener(L) end
+        end,
+        ?FORALL(
+            Cmds,
+            commands(?MODULE),
+            begin
+                {History, State, Result} = run_commands(?MODULE, Cmds),
+                ?WHENFAIL(
+                    io:format(
+                        "History: ~p\nState: ~p\nResult: ~p\n",
+                        [History, State, Result]
+                    ),
+                    aggregate(command_names(Cmds), Result =:= ok)
+                )
+            end
+        )
     ).
 
 %%%%%%%%%%%%%
@@ -63,7 +65,7 @@ prop_server_state_test() ->
 %% @doc Initial model value at system start. Should be deterministic.
 initial_state() ->
     process_flag(trap_exit, true),
-    {ok, L} = quicer:async_accept(get(listener), #{active => false}),
+    {ok, _L} = quicer:async_accept(get(listener), #{active => false}),
 
     %%% We don't care about the client thus no linking.
     spawn(fun() ->
@@ -265,7 +267,7 @@ postcondition(
     is_pid(NewOwner);
 %% postcondition(#{owner := Owner, state := closed} = State, {call, quicer, controlling_process, [_, _]}, {error, not_owner}) ->
 %%     true;
-postcondition(#{handle := H, state := S}, {call, quicer, get_connections, _}, Conns) when
+postcondition(#{handle := _H, state := _S}, {call, quicer, get_connections, _}, Conns) when
     is_list(Conns)
 ->
     %% @TODO check why handle is not member
diff --git a/test/prop_stateful_stream.erl b/test/prop_stateful_stream.erl
index 7aa2f583..1e7021ff 100644
--- a/test/prop_stateful_stream.erl
+++ b/test/prop_stateful_stream.erl
@@ -42,7 +42,7 @@ prop_stateful_client_stream_test() ->
             commands(?MODULE),
             begin
                 flush_quic_msgs(),
-                {ok, H} = quicer:connect("localhost", 14569, default_conn_opts(), 10000),
+                {ok, H} = quicer:connect("localhost", 14571, default_conn_opts(), 10000),
                 {History, State, Result} = run_commands(?MODULE, Cmds, [{conn_handle, H}]),
                 quicer:async_shutdown_connection(H, ?QUIC_CONNECTION_SHUTDOWN_FLAG_SILENT, 0),
                 ?WHENFAIL(
@@ -272,7 +272,7 @@ flush_quic_msgs() ->
 %%%%%%%%%%%%%%%%%%%%%%%
 listener_start_link(ListenerName) ->
     application:ensure_all_started(quicer),
-    LPort = 14569,
+    LPort = 14571,
     ListenerOpts = default_listen_opts(),
     ConnectionOpts = [
         {conn_callback, example_server_connection},
diff --git a/test/quicer_SUITE.erl b/test/quicer_SUITE.erl
index a11e45c9..e16f613f 100644
--- a/test/quicer_SUITE.erl
+++ b/test/quicer_SUITE.erl
@@ -1927,7 +1927,7 @@ tc_stream_open_flag_unidirectional(Config) ->
     receive
         {quic, <<"ping1">>, Stm, _} ->
             ct:fail("unidirectional stream should not receive any");
-        {quic, stream_closed, Stm, #{is_conn_shutdown := true, is_app_closing := false}} ->
+        {quic, stream_closed, Stm, #{is_conn_shutdown := _, is_app_closing := false}} ->
             ct:pal("stream is closed due to connecion idle")
     end,
     ?assert(is_integer(Rid)),